TPS929160-Q1
- AEC-Q100 qualified for automotive applications:
- Temperature grade 1: –40°C to +125°C, TA
- 16-channel precision high-side current output:
- Device supply voltage 4.5V to 40V
- LED supply voltage 4V to 36V
- Up to 100mA channel current set by resistor
- 2-bit global, 6-bit independent current setting
- High-current accuracy < ±5% at 5mA to 100mA
- Low voltage drop 750mV at 100mA
- 12-bit independent PWM dimming
- Programmable PWM frequency up to 20kHz
- Phase-shift PWM dimming
- Ultra low quiescent in sleep mode supported by EN and NSTB pin
- Linear and exponential dimming method
-
FlexWire™ control interface
- Up to 1MHz clock frequency
- Maximum 16 devices on one FlexWire bus
- Up to 24 bytes data transaction in one frame
- 5V LDO output to supply CAN transceiver
- Diagnostic and protection:
- Programmable FAIL-SAFE state
- LED open-circuit detection
- LED short-circuit detection
- Single-LED short-circuit diagnostic
- Programmable low-supply detection
- Open-drain ERR for fault indication
- Watchdog and CRC for FlexWire interface
- 8-bit ADC for pin voltage measurement
- Overtemperature protection
With the increasing demand for animation in automotive lighting, LEDs must be controlled independently. Therefore, LED drivers with digital interfaces are essential to effectively drive pixel-controlled lighting applications. In exterior lighting, multiple lamp functions are typically located on different PCB boards with off-board wires connected to each other. It is difficult for a traditional single-ended interface to meet the strict EMC requirements. By using an industrial-standard CAN physical layer, the UART-based FlexWire interface of the TPS929160-Q1 easily accomplishes long distance off-board communication without impacting EMC.
The TPS929160-Q1 is a 16-channel, 40V high-side LED driver that controls the 8-bit output current and 12-bit PWM duty cycles. The device meets multiple regulation requirements with LED open-circuit, short-to-ground, and single LED short-circuit diagnostics. A configurable watchdog also automatically sets FAIL-SAFE states when the MCU connection is lost, and, with programmable EEPROM, TPS929160-Q1 can flexibly be set for different application scenarios.
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기술 자료
| 상위 문서 | 유형 | 직함 | 형식 옵션 | 최신 영어 버전 다운로드 | 날짜 |
|---|---|---|---|---|---|
| * | 데이터 시트 | TPS929160-Q1 16-Channel, Automotive, 40V, High-Side (O)LED Driver With FlexWire™ Interface datasheet (Rev. A) | PDF | HTML | 2024. 4. 10 | |
| 사용 설명서 | TPS929xxx-Q1 Sample Code User's Guide | PDF | HTML | 2023. 4. 10 |
설계 및 개발
추가 조건 또는 필수 리소스는 사용 가능한 경우 아래 제목을 클릭하여 세부 정보 페이지를 확인하세요.
TPS929160EVM — 16채널 오토모티브 LED 드라이버용 TPS929160-Q1 평가 모듈
TPS929160Q1-F5529-SW — TPS929160-Q1 reference code based on MSP430F5529 (MSP-EXP430F5529LP)
SLVRBM1 — TPS929240-Q1 TPS929160-Q1 EEPROM Configuration Tool
| 패키지 | 핀 | CAD 기호, 풋프린트 및 3D 모델 |
|---|---|---|
| HTSSOP (DCP) | 38 | Ultra Librarian |
주문 및 품질
권장 제품에는 본 TI 제품과 관련된 매개 변수, 평가 모듈 또는 레퍼런스 디자인이 있을 수 있습니다.