Analog_Devices_Logo.svg

NGA WHAKAMAHI ANALOG LTC4417 Kaiwhakahaere PowerPath Matua

ANALOG-PURU-LTC4417-Kua Whakaritea-PowerPath-Kaiwhakahaere-hua

Nga korero hua

Whakatakotoranga

Tohu Tawhā Nga tikanga Min Pato Max Waeine
V1-V3, PUTA V1 ki V3, VOUT Awhe Whakawhiwhi Mahi 2.5 36 V
VG Tuwhera (VS-VG) Clamp Voltage VOUT = 11V, G1 ki G3 = Tuwhera 5.4 6.2 6.7 V
VG(PUNA) Mahinga (VS-VG) Clamp Voltage 5.8 6.6 7 V
VG(TURU) Totohu (VS-VG) Clamp Voltage 4.5 5.2 6 V
VG(WATA) G1 ki te G3 Weto (VS-VG) Paepae V1 = V2 = V3 = 2.8V, VOUT = 2.6V, G1 ki te G3 Rising Edge 0.12 0.35 0.6 V
VG(MĀTAI, KIA) G1 ki te G3 Te Reiti Whakatau Whakararo WOUT = 11V, CGATE = 10nF 4 9 20
VG(MATU, MATE) G1 ki te G3 Te Reiti Whakamate Huia WOUT = 11V, CGATE = 10nF 7.5 13 22
KAITI(ITI) G1 ki te G3 Pull-Raro Naianei VOUT = 2.6V, V1 ki V3 = 2.8V, (G1 ki G3) = VG + 300mV 0.8 2 7
VREV Whakamuri Voltage Paepae 30 120 200 mV
tG(whakakākā) Whati-I mua i-Whakaritea te wa WOUT = 11V, CGATE = 10nF 0.7 2 3
VVALID(OL) VALID1 ki VALID3 Putanga Iti Voltage I = 1mA, (V1 ki te V3) = 2.5V, VOUT = 0V 0.2 0.55 V
tPVALID(WATA) VALID1 ki te VALID3 Whakataa mai i te Hapa OV/UV 5 8 13
VSHDN(THR) SHDN Paepae Voltage 0.4 0.8 1.2 V
VSHDN_EN(HYS) SHDN, EN Paepae Hysteresis 100 mV
ISHDN_EN EN Huia-Whakarunga o naianei
VOV_UV(THR) OV1 ki O3, UV1 ki UV3 Paepae Whakataurite SHDN Rising, SHDN = EN = 0V VOUT = 11V, OV1 ki OV3 Rising, UV1
ki UV3 Taka
0.985 1.015 V
VOV_UV(HYS) OV1 ki O3, UV1 ki UV3 Whakataurite Hysteresis PUTA = 11V 15 30 45 mV
tWAHI V1 ki te V3 Wā Whakamana 100 256 412 ms
V1 Mahinga Mahi Voltage o Channel V1 9.6 12 14.4 V
V2 Mahinga Mahi Voltage o Channel V2 4 5 6 V
V3 Mahi voltage o Channel V3 6.4 8 9.6 V
ILOAD AVI Utaina Auxiliary Voltage Whakauru 2 6 A, V

Nga Tohutohu Whakamahi Hua

Ka mutuview
Ko te LTC4417 he kaiwhakahaere PowerPathTM e whakahaere ana i nga huinga e toru o waho-ki-muri P-hongere MOSFET hei hono i te reriwe tika ki te uta. Ka whakamahia e ia nga whakataurite tika ki te aro turuki i ia o nga reera whakauru e toru mo te rarotage (UV) me te overvoltage (OV) tikanga. Ko te toha whakaurunga matua teitei ko tona voltagkei roto i tana matapihi OV/UV mo te iti rawa 256ms ka kiia he tika me te hono ki te uta. Ko nga titi VALID1, VALID2, me VALID3 e tohu ana i te whakamana o te V1, V2, me V3 voltages. Ko te arorau me nga LED kei roto hei whakarato korero ataata mo te mana whakahaere. Ko nga iahiko he hiko mai i te 6V ki te 24V awhina voltage tāuru (AVI) e whakahaeretia ana e te LT3060 (U4) ki te 5V. Ko te reriwe 5V awhina ano hoki e kaha ana te 100k kumea mo nga titi VALID. Ko te aroaro o te AVI e tika ana mo te poari ki te whakahaere.

Nga Tikanga Whakahaere
Hei whakakore i te whakawhiti whakamuri me te whakamuri i te wa o te whakawhiti tereina, ka whakaratohia e te LTC4417 he hysteresis 30mV i roto i nga kaiwhakarite OV me UV. Ka taea e nga kaiwehewehe whakaahuru OV/UV mo te whakahiato o te aratau o naianei o waho. Ko te poari DC1717B he hysteresis tohutoro whakauru taunoa o te 6%, engari ka taea te huri ki te 3% ma te neke i te peke JP1 ki te waahi 30mV.

WHAKAMAHI

Ko te arahiko whakaaturanga DC1717B e whakamahi ana i te LTC®4417 arbitrate i waenga i nga reera tuku whakaurunga e toru, ma te kowhiri i te kaupapa matua, te tuku whaimana hei whakakaha i te uta. Ko te kaupapa matua o te tereina ka tautuhia e te hononga whakauru (V1-V3). Ko ia reriwe he nui rawa atutage me raro voltage nga paepae kua whakaritea e nga parenga o waho. Mena ko te reriwe matua teitei voltagka taka mai i te matapihi kua tautuhia (overvoltage rarovol raneitage), ko te reriwe me te kaupapa matua e whai ake nei, e whai mana ana, ka taea, ka whakakaha i te kawenga. E rua, neke atu ranei nga LTC4417 ka taea te whakaheke hei whakawhiti i waenga i nga reera neke atu i te toru. Hoahoa files mo tenei poari ara iahiko e wātea ana i www.analog.com/DC1717B.

WHAKARApopototanga o nga mahi

Ko nga korero kei te TA = 25°C

HE TOHUTOHU PARAMETER NGA TIKANGA MIN TYP MAX NGA WAIATA
V1-V3, PUTA V1 ki V3, VOUT Awhe Whakawhiwhi Mahi   2.5   36 V
ΔVG Tuwhera (VS-VG) Clamp Voltage WOUT = 11V, G1 ki te G3 = Tuwhera 5.4 6.2 6.7 V
ΔVG(PUNA) Mahinga (VS-VG) Clamp Voltage WOUT = 11V, I = –10µA 5.8 6.6 7 V
ΔVG(TURU) Totohu (VS-VG) Clamp Voltage WOUT = 11V, I = 10µA 4.5 5.2 6 V
ΔVG(WATA) G1 ki te G3 Weto (VS-VG) Paepae V1 = V2 = V3 = 2.8V, VOUT = 2.6V, G1 ki te G3 Rising Edge 0.12 0.35 0.6 V
ΔVG(MĀTAU, ON) G1 ki te G3 Te Reiti Whakatau Whakararo PUTA = 11V, CGATE = 10nF 4 9 20 V/µs
ΔVG(MĀTAU, MATE) G1 ki te G3 Te Reiti Whakamate Huia PUTA = 11V, CGATE = 10nF 7.5 13 22 V/µs
KAITI(ITI) G1 ki te G3 Pull-Raro Naianei WOUT = 2.6V, V1 ki V3 = 2.8V, (G1 ki G3) = ΔVG + 300mV 0.8 2 7 µA
VREV Whakamuri Voltage Paepae Ine (V1 ki te V3) – VOUT, VOUT Hinga 30 120 200 mV
tG(whakakākā) Whati-I mua i-Whakaritea te wa PUTA = 11V, CGATE = 10nF 0.7 2 3 µs
VVALID(OL) VALID1 ki VALID3 Putanga Iti Voltage I = 1mA, (V1 ki te V3) = 2.5V, WOUT = 0V   0.2 0.55 V
tPVALID(WATA) VALID1 ki te VALID3 Whakataa mai i te Hapa OV/UV   5 8 13 µs
VSHDN(THR) SHDN Paepae Voltage SHDN Rising 0.4 0.8 1.2 V
VSHDN_EN(HYS) SHDN, EN Paepae Hysteresis   100 mV
ISHDN_EN SHDN, EN Huia-Whakarunga o naianei SHDN = EN = 0V –0.5 –2 –5 µA
VOV_UV(THR) OV1 ki O3, UV1 ki UV3 Paepae Whakataurite VOUT = 11V, OV1 ki OV3 Rising, UV1 ki UV3 Taka 0.985 1 1.015 V
VOV_UV(HYS) OV1 ki O3, UV1 ki UV3 Whakataurite Hysteresis PUTA = 11V 15 30 45 mV
tWAHI V1 ki te V3 Wā Whakamana   100 256 412 ms
V1 Mahinga Mahi Voltage o Channel V1   9.6 12 14.4 V
V2 Mahinga Mahi Voltage o Channel V2   4 5 6 V
V3 Mahi voltage o Channel V3   6.4 8 9.6 V
ILOAD Utaina o Naianei   2 A
AVI Puawai awhinatage Whakauru   6   24 V

OTIVIEW

Ko te LTC4417 e whakahaere ana i nga huinga e toru o waho-ki-muri P-channel MOSFET hei hono i te rereweke tika ki te uta. Ka whakamahia nga whakataurite tika ki te aro turuki i ia o nga reera whakauru e toru mo nga ahuatanga UV me te OV. Ko te toha whakaurunga matua teitei ko tona voltagkei roto i tana matapihi OV/UV mo te iti rawa 256ms ka kiia he tika me te hono ki te uta. Ko nga tohu iti i runga i nga titi VALID1, VALID2, me VALID3 e tohu ana i te whakamana o te V1, V2, me te V3 voltages.

Kua hoahoatia a DC1717B ki te whakahaere mai i nga whakaurunga o te 12V, 5V, me te 8V, ka whakamahia ki V1, V2 me V3. Ko te awhe whaimana o ia tuku he ±20%, i whakaritea e nga kaiwhakariterite OV me UV me o raatau wehewehe whakawehe parenga. Ko V1 te kaupapa matua, ko V3 te iti rawa. Ko te whakaurunga matua teitei kei roto ano i tona awhe whaimana ka tohua hei whakakaha i te putanga. Ko nga whakaurunga V1, V2 me V3 e parea ana ki nga raruraru whakauru ki te ±42V. Ko te 2A te nui o te uta uta, he iti te kaha o te MOSFET.

Ko te arorau me nga rama kua whakauruhia hei whakarato i nga korero ataata mo te mana whakahaere. Ko enei iahiko he hiko mai i te 6V ki te 24V awhina voltage tāuru (AVI) e whakahaeretia ana e te LT3060 (U4) ki te 5V. Ko tenei reriwe 5V awhina ano hoki e kaha ana te 100kΩ kumea-ake mo nga titi VALID. Me noho a AVI kia taea ai e te poari te whakahaere. Tirohia te waahanga whakarereke mo te whakakore i te AVI.

WHAKAMAHI WHAKAMAHI

Hei whakakore i te whakawhiti whakamuri me te whakamuri i te wa o te whakawhiti tereina, ka whakaratohia e te LTC4417 he hysteresis 30mV i roto i te OV me te UV whakatairite, me te hysteresis aratau o naianei o waho ma te whakamahi i nga wehenga parenga OV/UV. Ko te hysteresis tohutoro whakauru a DC1717B he 6%, ka taea te huri ki te 3% ma te neke i te peke JP1 ki te waahi 30mV. Ko te tikanga whakawhiti "pakaru i mua i te hanga" a te kaiwhakahaere ka aukati i te whakawhiti whakawhiti i waenga i nga hongere whakauru me te huri i te waa mai i te punga whakaputa ki roto i te tuku whakauru kua tohua. Ko ia ara iahiko whakahaere o te hongere o te LTC4417 he whakatairite REV, e aro turuki ana i te tuku whakauru whakaurunga me te putunga uta putanga voltage. Ko te REV comparator e whakaroa ana i te hononga tae noa ki te putanga voltagka heke 120mV ki raro i te puo whakaurutage. Ka aukati tenei i te naianei whakamuri.

Ko te LTC4417 e rua nga titi mana noa: EN me SHDN. Ma te kumea te titi EN i raro i te 1V ka whakaweto i nga MOSFET-whakamuri-whakamuri katoa o waho. Ina peia tenei titi ki runga ake i te 1V, ka hono te hongere whaimana tino nui ki te uta. Ko enei mahi katoa ka tukuna me te kore e tautuhi i nga tohu 256ms OV/UV. Ko te kumea i te titi SHDN i raro i te 0.8V ka whakaweto i nga MOSFET hongere P-whakamuri-muri katoa, ka waiho te kaiwhakahaere ki te ahua iti o naianei me te tautuhi ano i nga taima 256ms i whakamahia hei whakamana i te reera whakauru vol.tages. Me 256ms te iti rawa hei whakamana i ia pukapuka reriwetage i muri i te tohu titi SHDN ka teitei. Ko te LTC4417 e whakaatu ana i nga momo taraiwa rereke e rua mo nga keeti P-channel MOSFET. Kotahi te aratau e whakaratohia ana e te ara iahiko-a-roto-a-roto, ka whakawhāitihia te putanga voltage kore e neke ake i te 5V/ms. Ka rite ki te putanga teitei voltagKo te tere o te mate, ko te tikanga, ka taea te whakatau i nga whakaritenga teitei mo nga waahanga iahiko, me whai whakaaro te 5V/ms hei take kino rawa atu mo te kowhiringa waahanga.

Ka taea te taiawhio ngawari-timata ia wa i raro i nga tikanga e whai ake nei:

  • Mena ka whakahikohia te LTC4417 i te tuatahi, ranei
  • Mena ka pehia te SHDN ki raro, ranei
  • Ki te taka te VOUT ki raro ~0.7V Ka monokia te timatanga ngawari ina:
    • ka weto katoa te hongere, tae atu ki te hongere ngawari
    • 32ms kua pahemo te wa roa whakaroa i te wa o te wa o te timatanga ngawari.

Ko tetahi atu aratau taraiwa o nga MOSFET hongere-P ka whakamahia i roto i te voltage te mahi whakawhiti, ka whakakapihia e te reriwe matua teitei ake te reriwe kua ngaro te mana. Ko te taraiwa o te kuaha e mahi ana me te naianei kua whakaritea, e tautuhia ana e nga waahanga o waho o te waahanga RS me te CS e whakaatuhia ana i te Whakaahua 1. Me whiriwhiri e te kaihoahoa arahiko LTC4417 te uara o te RS me te CS i runga i nga waahanga MOSFET, nga ahuatanga puna hiko hiko, putanga whakaae voltagka heke i te wa poto, me te uara o te kaha o te kawenga.

ANALOG-PURU-LTC4417-Kua Whakaritea-PowerPath-Kaiwhakahaere-fig- (1)

TE WHAKAMAHI WHAKAMAHI MO TE WHAKARANGA O DC1717B

Ko te awhe whakauru whaimana mo tetahi tuku kei te whakahaeretia e te OV me te UV whakatairite me nga whakawehe whakawehe (R4-R13). Tirohia te pepa raraunga LTC4417 mo nga wharite hoahoa hei whiriwhiri parenga kia rite ki tetahi whakaritenga. Ko nga MOSFET takirua, Q1-Q3, ka taea te whakakapi ki nga taputapu kotahi Q4-Q9 ma te tango noa i te Q1-Q3. Ko nga papa mo Q4-Q9 kei te taha o raro o te papa. Ko te whakaritenga mo te AVI ka taea te whakakore ma te tango i nga peke JP2 me JP3, me te tango i te parenga R19. Ko tenei whakarereke ka waiho nga rama kia kore e kaha me nga whakaurunga o U2 me U3 clamp nga titi VALID i te 0.7V, engari ka waiho te LTC4417 e mahi motuhake ana. Ko nga whakaaro hoahoa me nga wharite e whai ake nei e whakaatu ana i te hononga o nga uara waahanga matua me nga tawhā tauwhiti i roto i nga whakawhitinga tereina, i te wa e puta ai te voltage neke atu i te 0.7V. Ko nga taurangi CS me RS e whakamahia ana i roto i nga wharite hoahoa e hono ana ki nga waahanga papa e whai ake nei:

  • C20, R23 mo V1 (+12V hongere)
  • C21, R26 mo V2 (+5.0V hongere)
  • C22, R28 mo V3 (+8.0V hongere)

Ki te whai mana nui i runga i te wa poto CS me neke atu i te tekau nga wa nui atu i te hiko whakawhiti whakamuri o te hongere-P MOSFET (Miller). I tenei hoahoa, mo nga reera katoa, CS (C20, C21, me C22) he rite ki te 47nF.

Ko te reiti mate o te putanga voltagKa taea te whakaatu hei mahi a CS:

ANALOG-PURU-LTC4417-Kua Whakaritea-PowerPath-Kaiwhakahaere-fig- (2)

kei hea:

  • Ko VSINK te tawhā LTC4417 kua tohua ki te pepa raraunga ko ΔVG(SINK) = 4.5V-6V.
  • Ko te VTHRES te paepae kuaha teihana-P voltage, kei waenganui i te –1.5V me te –3.5V mo te Si7905DN i whakauruhia ki runga i te papa.
  • RS = 249Ω me CS = 47nF.

I te mea ko te dVOUT/dt i ahu mai i runga i te wa e hiahiatia ana, ka taea te tautuhi i te RS mai i te whārite 1. Ko te putanga voltage reiti mate, dVOUT/dt, awhe mo te iahiko me nga tawhā kua whakarārangitia kei waenga i te 85V/ms me te 385V/ms. I te wa o te whakawhitinga o nga reera, ka taea te momotu te uta mai i tetahi reriwe mo tetahi wa: TDISCON = tG(SWITCHOVER) + tpVALID(OFF) + tGATE_THRES E rua nga piiraa tuatahi o te TDISCON kua whakatauhia i te pepa raraunga LTC4417 hei:

  1. tG(WITCHOVER) = (0.3 ki te 3)µs
  2. tpVALID(OFF) = (5 ki te 13)µs

Ko te kohinga tuarua, ko te tpVALID(OFF), me whai whakaaro mena karekau he punga hiko o te whakaurunga LTC4417 e hono ana, ka taea te momotu te reriwe mai i te whakaurunga tonu.

Ko te tuatoru me tatau kia penei:

ANALOG-PURU-LTC4417-Kua Whakaritea-PowerPath-Kaiwhakahaere-fig- 3

Ka taea te whakatau i te uta capacitive iti e hiahiatia ana hei pupuri i te whakaputanga i te wa e huri ana hei:

ANALOG-PURU-LTC4417-Kua Whakaritea-PowerPath-Kaiwhakahaere-fig- 4

kei hea:

  • Ko ILOAD(MAX) te nui o te uta uta, A
  • Ko te VOUT(DROOPMAX) te puoru e whakaaetia anatagka rewa, VANALOG-PURU-LTC4417-Kua Whakaritea-PowerPath-Kaiwhakahaere-fig- 5

E whakaatu ana i te wharite (3), ma te whakamahi i te mana reiti whakamate o waho ka taapiri atu te roa ki te katoa o te wa whakawhiti. Heoi ano, kaore e taea te kowhiri i nga waahanga tuuturu kia mohiotia ra ano te kaha o te utaina. Ka taea anake te whakatau i tenei take porohita ma te mahi haere tonu. Ka timata te mahi ma te tatau i te CLOAD(MIN), me whakaaro ko tGATE_THRES =10μs. Mo te whakamarama ka tapaina tenei uara CLOAD(INIT). Ma te whakamahi i te CLOAD(INIT), tatauhia te RS mai i te whakahuatanga o te TDISCON. Hei whakarite i te RS hou i tatauhia i runga i te CLOAD(INIT) he rawaka, tātai CLOAD me te RS tatau. Mēnā he teitei ake te CLOAD(INIT) (te CLOAD tātai tuatahi) i te CLOAD kātahi anō ka oti te mahi. Mēnā he iti ake te CLOAD(INIT) i te CLOAD kātahi anō ka tātaihia, tātaitia te RS mā te whakamahi i te uara teitei ake ka tuaruatia tēnei tukanga.

TURRET

  • V1: 12V whakauru whakauru; kaua e neke ake i te ±42V.
  • V2: 5V whakauru whakauru; kaua e neke ake i te ±42V.
  • V3: 8V whakauru whakauru; kaua e neke ake i te ±42V.
  • GND: Hononga whenua tata mo nga taputapu whakauru. PUTANGA: Putanga mo te uta ki te 2A.
  • GND: Hononga whenua tata mo te utaina.
  • AVI: Auxiliary Voltage Whakauru. Ko te 6V ki te 24V te whakaurunga i whakaritea e te U4 ki te 5V mo nga rama rama, te arorau me te kukume i nga tini titi.
  • GND: Hononga whenua tata mo te tuku awhina.
  • 5V: 5V putanga kua whakaritea e U4, mo te whakakaha i te arorau, nga rama rama me te kumea ake. Whakamahia tenei taumarumaru hei manatoko kei te noho te 5V.

Ko ia o nga turrets e whai ake nei he hononga tika ki te titi rite-ingoa LTC4417:

  • VALID1: toia ake me te 100kOhm ki te tuku 5V awhina.
  • VALID2: toia ake me te 100kOhm ki te tuku 5V awhina.
  • VALID3: toia ake me te 100kOhm ki te tuku 5V awhina.
  • EN: toia ake e 2μA roto ki te LTC4417. Ka taea te taapiri i te R33 hei kumea ake ki te tuku hiko 5V awhina.
  • SHDN: toia ake e 2μA roto ki te LTC4417. Ka taea te taapiri i te R36 hei kumea ake ki te tuku hiko 5V awhina.
  • CAS: whakamahia ki te whakaheke i te DC1717B tuarua. Honoa te taumarumaru CAS o te DC1717B matua matua ki te taumarumaru EN o te kaupapa matua raro DC1717B.

Me hono nga papa ki te kotahi.

Tuhinga

  1. JP1, HYS: Tāpirihia te 30mV hysteresis pūmau ki te OV me te UV whakatairite, 3% ranei e tohuhia ana ki te whakauru whakaurunga. I roto i te tūnga RHYS ka tohua te hysteresis-whakauru ki te 6.4%, e whakahaeretia ana e R11. Mo te 30mV te waahi whakakakahu taunoa.
  2. JP2, EN: Ka whakahaere tika i te titi EN. Kei te ON te turanga parai taunoa, ka toia ake e te puna o naianei 2μA.

Arahi
Kaua e neke ake i te kotahi o D8, D9 me D10 ka whakamarama i nga wa katoa:

  • D8: e tohu ana kei te tangohia te mana mai i V1.
  • D9: e tohu ana kei te tangohia te mana mai i V2.
  • D10: e tohu ana kei te tangohia te mana mai i V3.

Ko D11, D16 me D17 e tohu ana i te whakaurunga whaimana ki runga i tetahi o nga taputapu e toru:

  • D17: V1 ko 12V±20%.
  • D11: V2 ko 5V±20%.
  • D16: V3 ko 8V±20%.

NGICK TIKANGATANGA KAUPAPA KAUPAPA

Tirohia te Whakaahua 3 mo te tatūnga taputapu ine tika ka whai i te tikanga i raro nei: I te tuatahi, me whakakore te LTC4417 e:

  • te whakanoho i te pane peke JP2 (EN) ki te tuunga OFF, a
  • te whakanoho i te pane peke JP3 (SHDN) ki te tuunga OFF
  1. Ko te hono i te puna hiko awhina (6V ki te 24V) ki te DC1717B (AVI me GND turrets) ka whakamarama te LED matomato (LDO-D12) e tohu ana i te waahi o te awhina awhina + 5V mo te whakakaha i te arorau.
  2. Ka mutu te hiko, honoa nga taputapu hiko e toru me te vol putangatagko te 12V, 5V, me te 8V ki nga tauera DC1717B e rite ana, ki nga tiihi panana V1(+12V), V2(+5V), V3(+8V), me te GND.
  3. Honoa te parenga kawenga 6Ω (30W) ki te poupou putanga DC1717B, te peera panana ranei (VOUT). Kaua e whakamahi i te uta hiko i te aratau o naianei tonu.
  4. Whakakāhia nga taputapu hiko e toru. Karekau he rama rama taapiri.
  5. Hurihia te tūnga pane pane JP3 (SHDN) pekepeke mai i OFF ki ON. E toru nga LED (VALID1, VALID2, me VALID3) e whakamana ana i te reera whakauru voltages kia marama.
  6. Ko te whakanoho i te peke JP2 (EN) ki te tuunga ON ka huri i te LTC4417 e whakakaha ana i te kawenga me te 12V (2.0A). I roto i te mana tuatahi ka whakamahi te LTC4417 i te reiti whakamate mo te puia whakaputatage, kaua e nui ake i te 5V/ms.
  7. Ka whakaatuhia te mahinga matua ma te whakakore noa i te kotahi, e rua ranei o nga taputapu V1, V2 me V3. Ka whakakahangia te putanga mai i te toenga o te tukunga o te kaupapa matua. Ka taea te whakatika a V1, V2 me V3 ki runga me raro ki tua atu i te ±20% hei whakakore i te whakaurunga.ANALOG-PURU-LTC4417-Kua Whakaritea-PowerPath-Kaiwhakahaere-fig- 6

RANGI KAUPAPA

ITEM QTY WHAKATOKANGA WAHANGA WHAKAMAHI KAUPAPA / WAHI NUI
1 0 C1, C3, C5, C8 KAUPAPA, 1206 OPT
2 0 C2, C4, C6, C9 KAUPAPA, 2220 OPT
3 1 C7 CAP., ALUM., 47µF 50V 20% SMT RA ELECT., 50CE47BS
4 5 C10, C11, C12, C13, C15 KAUPAPA, X5R, 1µF 50V, 10%, 0603 TAIYO YUDEN UMK107BJ105KA-T
5 1 C14 KAUPAPA, X5R 10µF 10V 20% 0805 TAIYO YUDEN LMK212ABJ106MG-T
6 1 C16 KAUPAPA, NPO 10nF 50V 5% 0805 NIC, NMC0805NPO103J50TRPF
7 3 C17, C18, C19 KAUPAPA, X5R 0.1µF 50V 10% 0805 TAIYO YUDEN UMK212BJ104KG-T
8 3 C20, C21, C22 KAUPAPA, X7R 0.047µF 50V, 10%, 0805 MURATA, GRM21BR71H473KA01L
9 3 D1, D2, D3 DIODE, TVS BI-DIRECTIONAL, 26V, 600W DIODES/ZETEX SMBJ26CA-13-F
10 0 D7 ZENER DIODE, 5.1V SOD-123 OPT
11 8 D8-D12, D16, D17, D18 Arahina, KAKAAKA, LED-ROHM-SML-01 ROHM, SML-012P8TT86
12 3 D13, D14, D15 DIODE, SCHOTTKY, SOD323 VISHAY SEMI., BAT42WS-E3-08
13 9 E1-E4, E6, E13-E16 TURET, 0.094″ MILL-MAX 2501-2-00-80-00-00-07-0
14 6 E7, E8, E9, E10, E11, E12 TURET, 0.063″ MILL-MAX 2308-2-00-80-00-00-07-0
15 3 JP1, JP2, JP3 NGA UPOKO, SGL. ROW 3 PIN 2mm CTRS. SAMTEC TMM-103-02-LS
16 3 SHUNTS I JP1-JP3 (1&2) SHUNT, 2mm CTRS. SAMTEC 2SN-BK-G
17 6 J1, J2, J3, J4, J5, J6 JACK, PANAANA KOHATU KAMA 575-4
18 3 Q1, Q2, Q3 MOSFET 2P-CH 40V 8A 8SO VISHAY Si4909DY-T1-GE3
19 0 Q4, Q5, Q6, Q7, Q8, Q9 MOSFET P-CHAN., 40V, FDD4685, DPAK OPT
20 1 Q10 XTOR N-CHAN., SOT23 DIODE INC., MMBTA42-7-F
21 1 Q11 XTOR N-CHAN., SOT23 DIODE INC., MMBT3904-7-F
22 1 R4 RES., TIKI 1.69M 0.125W 1% 0805 VISHAY, CRCW08051M69FKEA
23 3 R5, R8, R12 RES., CHIP 69.8k 0.125W 1% 0805 VISHAY, CRCW080569K8FKEA
24 3 R6, R9, R13 RES., CHIP 130k 0.125W 1% 0805 NIC, NRC10F1303TRF
25 1 R7 RES., CHIP 590k 0.125W 1% 0805 VISHAY, CRCW0805590KFKEA
26 1 R10 RES., TIKI 1.05M 0.125W 1% 0805 VISHAY, CRCW08051M05FKEA
27 1 R11 RES., CHIP 127k 0.1W 1% 0603 VISHAY, CRCW0603127KFKED
28 7 R14-R16, R20-R22, R29 RES., CHIP 1k 0.1W 5% 0603 VISHAY, CRCW06031K00JNEA
29 0 R17 RES., CHIP 845k 0.1W 1% 0603 OPT
30 0 R18 RES., CHIP 115k 0.06W 1% 0603 OPT
31 1 R19 RES., CHIP 30.9k 0.1W 1% 0603 VISHAY, CRCW060330K9FKEA
32 3 R23, R26, R28 RES., CHIP 249 0.1W 1% 0603 VISHAY, CRCW060249RFKEA
33 5 R30, R31, R32, R33, R36 RES., CHIP 100k 0.1W 5% 0603 NIC, NRC06J104TRF
34 1 R34 RES., CHIP 68k 0.25W 5% 1206 NIC, NRC12J683TRF
35 1 R35 RES., CHIP 240Ω 0.25W 1% 1206 VISHAY, CRCW1206240RFKEA
36 1 U1 I.C., KAUPAPA POWERPATH, QFN24UF-4×4 LINEAR TECH CORP. LTC4417CUF
37 3 U2,U3,U5 I.C., TOTOPU 3-TOKOUTANGA, TE KUWAE TSSOP14 NXP/PHILIPS SEMI. 74HC27PW
38 1 U4 I.C., REG. TSOT23-8 LINEAR TECH CORP. LT3060ETS8-5
39 4 MH1-MH4 TUATAHI, NYLON, 0.50, 1/2″ KOHATU KAMA, 8833 (KIA KIA)

WHAKAMAHI KAUPAPA

ANALOG-PURU-LTC4417-Kua Whakaritea-PowerPath-Kaiwhakahaere-fig- 7 ANALOG-PURU-LTC4417-Kua Whakaritea-PowerPath-Kaiwhakahaere-fig- 8 ANALOG-PURU-LTC4417-Kua Whakaritea-PowerPath-Kaiwhakahaere-fig- 9 ANALOG-PURU-LTC4417-Kua Whakaritea-PowerPath-Kaiwhakahaere-fig- 11

ESD Tupato

ESD (rerenga hiko) taputapu tairongo
Ka taea e nga taputapu utu me nga papa taiawhio te rere me te kore e kitea. Ahakoa kei roto i tenei hua te ara iahiko whakamarumaru arai, mana motuhake ranei, ka pa mai pea te kino ki runga i nga taputapu e pa ana ki te kaha kaha ESD. No reira, me mahi nga whakatupato ESD kia kore ai e paheke te mahi, te ngaro ranei o te mahi.

Ture Nga tikanga a Nga tikanga

Ma te whakamahi i te poari arotake e korerohia ana i konei (me etahi taputapu, tuhinga waahanga, rauemi tautoko ranei, te "Poari Aromatawai"), kei te whakaae koe kia herea koe ki nga tikanga me nga tikanga kua tuhia i raro nei ("Whakaaetanga") mena kua hokona e koe te Te Poari Aromātai, ka noho ko nga Waea Whakataurite nga Tikanga me nga Tikanga o te Hokonga Analog Devices hei whakahaere. Kaua e whakamahi i te Poari Aromatawai kia oti ra ano koe te panui me te whakaae ki te Whakaaetanga. Ko to whakamahi i te Poari Aromātai ka tohu i to whakaae ki te Whakaaetanga. Ko tenei Whakaaetanga he mea hanga na koe ("Kaihoko") me Analog Devices, Inc. ("ADI"), me tana waahi pakihi matua i One Technology Way, Norwood, MA 02062, USA. I raro i nga tikanga me nga tikanga o te Whakaaetanga, ka whakawhiwhia e ADI ki te Kiritaki he raihana kore utu, he iti, he whaiaro, he wa poto, he kore-motuhake, he kore raihana, he raihana kore e taea te whakawhiti ki te whakamahi i te Poari Aromatawai MO NGA KAUPAPA AROMATIA ANAKE. E mohio ana, e whakaae ana hoki te Kaihoko ko te Poari Aromātai e whakaratohia ana mo te kaupapa kotahi me te kaupapa motuhake kua whakahuahia i runga ake nei, me te whakaae kia kaua e whakamahi i te Poari Aromatawai mo etahi atu kaupapa.

I tua atu, ko te raihana kua tukuna he mea tino marama ki nga taapiri e whai ake nei:

Kaua te Kaihoko e (i) riihi, riihi, whakaatu, hoko, whakawhiti, tuku, raihana iti, tohatoha ranei i te Poari Aromatawai; me (ii) tuku tetahi Tuatoru kia uru atu ki te Poari Aromātai. Ka whakamahia i konei, ko te kupu "Rōpū Tuatoru" kei roto tetahi hinonga i tua atu i te ADI, Kiritaki, a raatau kaimahi, hononga me nga kaitohutohu a-whare. KORE te Poari Aromātai e hokona ki te Kiritaki; Ko nga motika katoa kaore i tino whakawhiwhia ki konei, tae atu ki te mana o te Poari Aromatawai, kua rahuitia e ADI. TE WHAKAMAHI. Ko tenei Whakaaetanga me te Poari Aromatawai ka kiia ko nga korero muna me nga korero a te ADI. Kaore e taea e te Kaihoko te whakaatu, te whakawhiti ranei i tetahi wahanga o te Poari Aromatawai ki tetahi atu taha mo tetahi take. I te whakamutua o te whakamahi i te Poari Aromātai, i te whakamutua ranei o tenei Whakaaetanga, ka whakaae te Kiritaki ki te whakahoki wawe i te Poari Aromātai ki ADI. TANGATA ATU. E kore e taea e te kaihoko te wetewete, te whakahiato, te whakamuri ranei i nga maramara miihini i runga i te Poari Aromatawai. Me whakamohio atu te Kaihoko ki te ADI mo nga pakarutanga kua pa mai, etahi whakarereketanga, whakarereketanga ranei ka mahia e ia ki te Poari Aromātai, tae atu engari kaua e whakawhāitihia ki te whakapiri, ki etahi atu mahi ranei e pa ana ki nga ihirangi o te Poari Aromātai. Ko nga whakarereketanga ki te Poari Aromātai me ū ki nga ture e tika ana, tae atu ki te RoHS Directive engari kaua e iti. WHAKATANGA. Ka taea e ADI te whakakore i tenei Whakaaetanga i nga wa katoa i runga i te tuku panui tuhi ki te Kaihoko. Ka whakaae te Kaihoko ki te hoki ki te ADI te Poari Aromātai i taua wa.

TE WHAKATITITANGA O TE WAHATANGA. KO TE PAPA Aromatawai e whakaratohia ana i raro nei, he "AS IS" A KAHORe a ADI E WHAKAMAHI I TE WHAKAMAHI I TE WHAKAMAHI I TE WHAKAMAHI. KAUPAPA KAUPAPA KAUPAPA KAUPAPA KAUPAPA KAUPAPA, KAUPAPA KAUPAPA, KAUPAPA, KAUPAPA, KAUPAPA KAUPAPA, KAUPAPA KAUPAPA, KAUPAPA KAUPAPA, TE WHAKAMAHI KI TE PAPA Aromatawai tae atu ki, ENGARI KARE I TE KAUPAPA KI TE WHAKAMAHI I TE WHAKAMAHI I TE WHAKAMAHI I TE WHAKAMAHI, TE WHAKAMAHI KI TE WHAKAMAHI, TE WHAKAMAHI KAUPAPA. KAORE A ADI ME ANA KAUPAPA KAUPAPA KAUPAPA KI TE WHAKAMAHI I TE WHAKAMAHI I TE WHAKAMAHI I TE WHAKAMAHI I TE WHAKAMAHI I TE WHAKAMAHI I TE WHAKAMAHI I TE WHAKAMAHI I TE PAPA Aromatawai, HEI ENGARI KORE I TE ITI KI TE NGARO O NGA WHITI, TE RANGATIRATANGA. KO TE TAPUTANGA KAUPAPA A ADI MAI I NGA TUPUTANGA KATOA, KA WHAKAITIITIIA KI TE RITE O TE RAU ​​TARA US ($100.00).

TE KAUPAPA. E whakaae ana te Kaihoko karekau ia e kawe tika, arai ranei i te Poari Aromatawai ki tetahi atu whenua, a ka u ki nga ture me nga ture a te United States e pa ana ki nga kaweake. TURE WHAKAMAHI. Ko tenei Whakaaetanga ka whakahaeretia, ka whakamaoritia i runga i nga ture tino nui o te Commonwealth of Massachusetts (kaore i te paheketanga o nga ture ture). Ko nga mahi ture e pa ana ki tenei Whakaaetanga ka rongohia i roto i nga kooti a te kawanatanga me nga kooti a te kawanatanga kei te rohe o Suffolk County, Massachusetts, ka tukuna e te Kiritaki ki te mana me te waahi o aua kooti. Ko te Kawenata a te Kotahitanga o nga Whenua o te Ao mo nga Kirimana mo te Hoko Taonga o te Ao e kore e pa ki tenei Whakaaetanga, a, ka tino whakakorehia.

www.analog.com

Tuhinga / Rauemi

NGA WHAKAMAHI ANALOG LTC4417 Kaiwhakahaere PowerPath Matua [pdf] Aratohu Kaiwhakamahi
LTC4417 Kaiwhakahaere PowerPath Matua, LTC4417, Kaiwhakahaere PowerPath Matua, Kaiwhakahaere PowerPath, Kaiwhakahaere

Tohutoro

Waiho he korero

Ka kore e whakaputaina to wahitau imeera. Kua tohua nga mara e hiahiatia ana *