TPS92602BQPWPRQ1TPS9260x-Q1 Ẹyọkan- ati Ikanni Meji Iwakọ Imọlẹ Imọlẹ Imọlẹ LED
Awọn ẹya ara ẹrọ
1.Qualified fun Automotive Awọn ohun elo
2.AEC-Q100 Oye Pẹlu Awọn abajade atẹle:
– Iwọn ẹrọ Ite 1: -40°C si 125°C
Ibaramu Awọn iwọn otutu Ṣiṣẹ
- Ipele Ipele Ipele 2 Ẹrọ HBM ESD
– Device CDM ESD Classification Ipele C4B
3.Input Foliteji: 4 V-40 V (45 V Abs. Max.)
4.O wu Foliteji: 4 V-75 V (80 V Abs. Max.)
5.Fixed-Frequency Current-Mode Adarí Pẹlu
Ese Ite Biinu
6.Two Regulation Lops, Constant-Current Output
ati Constant-Voltaji o wu ti Kọọkan ikanni
7.High-Side lọwọlọwọ ori:
- 150-mV tabi 300-mV Sense Foliteji (EEPROM
Aṣayan)
- ± 6-mV aiṣedeede (Iyọrisi isunmọ. 4% tabi 2%
Ipeye lọwọlọwọ LED)
8.Output Foliteji Ayé, Ti abẹnu Foliteji
Itọkasi: 2.2 V ± 5%
9.Integrated Low-Side NMOS-FET Driver: tente oke
Gate-Drive Lọwọlọwọ Iru.0.7 A
10.Frequency Amuṣiṣẹpọ
11.Mejeeji PWM Dimming ati Analog Dimming
12.Aisan aisan:
– Giga-Side Lọwọlọwọ (LED Lọwọlọwọ) Wa bi
Afọwọṣe Ijade
- Ṣii-LED ati Wiwa Kukuru-si-GND
– Shorted o wu Idaabobo
13.Ti abẹnu Labẹ- ati Overvoltage Lockout
Awọn ohun elo
Automotive Headlight LED Driver
Awọn ohun elo LED Imọlẹ giga
Apejuwe
Ẹbi TPS9260x-Q1 ti awọn ẹrọ jẹ ikanni ẹyọkan ati ikanni meji-giga-ẹgbẹ lọwọlọwọ LED
awako.Pẹlu aabo ni kikun ati awọn iwadii aisan, idile ti awọn ẹrọ jẹ iyasọtọ fun ati pe o baamu ni pipe si ina iwaju ọkọ ayọkẹlẹ.Ipilẹ ti awakọ ominira kọọkan jẹ oludari igbelaruge ipo lọwọlọwọ-giga.Oluṣakoso kọọkan ni awọn losiwajulosehin esi ominira meji, lupu esi lọwọlọwọ pẹlu shunt ti oye lọwọlọwọ giga ati lupu idahun foliteji pẹlu nẹtiwọọki atako-olupin ita.Awọn oludari gbà kan ibakan o wu foliteji tabi aconstant o wu lọwọlọwọ.Awọn ti sopọ fifuye ipinnu boya awọn ẹrọ fiofinsi kan ibakan o wu lọwọlọwọ (ti o ba ti Circuit Gigun awọn ti isiyi setpoint sẹyìn ju foliteji ṣeto-ojuami) tabi kan ibakan o wu foliteji (ti o ba ti Circuit Gigun awọn foliteji setpoint ti wa ni ami akọkọ, fun apẹẹrẹ, ni ohun-ìmọ -load condition) .Oluṣakoso kọọkan n ṣe atilẹyin fun gbogbo awọn topologies aṣoju gẹgẹbi asboost, boost-to-batiri, SEPIC, tabi flyback.Awọn lilo ti awakọ PMOS FET ti o ga julọ jẹ fun PWM dimming ti okun LED ati fun gige ni irú ti kukuru kukuru anexternal iyika to GND lati dabobo awọn Circuit.Device Information(1) PART NOMBA Ayé-FOLTAGE
Awọn ikanni ibiti o
TPS92601-Q1,
TPS92601B-Q1
15 mV-150 mV 1
TPS92601A-Q1(2) 30 mV–300 mV 1
TPS92602-Q1,
TPS92602B-Q1
15 mV-150 mV 2
TPS92602A-Q1 (2) 30 mV–300 mV 2
