TPS746-Q1
- AEC-Q100 qualified for automotive applications:
- Temperature grade 1: –40°C to +125°C, TA
- Device operating junction temperature range:
- –40°C to +150°C
- Package:
- 2-mm × 2-mm wettable flank WSON
- 3-mm × 3-mm wettable flank VSON
- Input voltage range: 1.5 V to 6.0 V
- Output voltage range:
- Fixed option: 0.65 V to 5.0 V
- Adjustable option: 0.55 V to 5.5 V
- High PSRR: 38 dB at 100 kHz
- Output accuracy: ±0.85% typical, ±1.5% maximum
- Power-good output options:
- Open-drain or push-pull
- Ultra-low dropout:
- 265 mV (max) at 1 A (3.3 VOUT)
- Stable with a 1-µF or larger capacitor
- Low IQ: 25 µA (typical)
- Active output discharge
- Functional Safety-Capable
- Low thermal resistance:
- DRV (6-pin WSON), RθJA = 80.3°C/W
- DRB (8-pin VSON), RθJA = 55.5°C/W
The TPS746-Q1 is a 1-A, ultra-low-dropout regulator (LDO) with power-good functionality. This device is available in a small 6-pin, 2-mm × 2-mm WSON package and a small 8-pin, 3-mm × 3-mm VSON package with wettable flanks to facilitate optical inspection. The TPS746-Q1 consumes low quiescent current and provides fast line and load transient performance.
The TPS746-Q1 is a flexible device for post-regulation by supporting an input voltage range from 1.5 V to 6.0 V and an externally adjustable output range of 0.55 V to 5.5 V. The device also features fixed output voltages for powering common voltage rails.
The TPS746-Q1 has a power-good (PG) output that monitors the voltage at the feedback pin to indicate the status of the output voltage. The EN input and PG output can be used for sequencing multiple power supplies in the system.
The TPS746-Q1 is stable with small ceramic output capacitors, allowing for a small overall solution size. A precision band-gap and error amplifier provides high accuracy of ±0.85% (max) at 25°C and ±1.5% (max) over temperature. This device includes integrated thermal shutdown, current limit, and undervoltage lockout (UVLO) features. The TPS746-Q1 has an internal foldback current limit that helps reduce the thermal dissipation during short-circuit events.
기술 자료
유형 | 직함 | 날짜 | ||
---|---|---|---|---|
* | Data sheet | TPS746-Q1 Automotive, 1-A LDO With Power-Good in Small Wettable Flank WSON Packages datasheet (Rev. C) | PDF | HTML | 2022/05/19 |
Test report | Power Delivery Reference Design for AMD Versal™ AI Edge Series | PDF | HTML | 2024/03/25 | |
Functional safety information | TPS746-Q1 Functional Safety FIT Rate, FMD and Pin FMEA | PDF | HTML | 2022/08/10 | |
EVM User's guide | TPS746EVM-009 Evaluation Module User's Guide | 2018/03/14 |
설계 및 개발
추가 조건 또는 필수 리소스는 사용 가능한 경우 아래 제목을 클릭하여 세부 정보 페이지를 확인하세요.
TPS746EVM-009 — 전력 양호를 지원하는 TPS746 조정 가능 1A LDO 선형 레귤레이터 평가 모듈
The TPS746EVM-009 evaluation module (EVM) is designed for a typical configuration to evaluate the operation and performance of the TPS746, which is a 1-A, low-Vin, low-dropout (LDO) voltage regulator with power good.
The EVM circuit board is configured to be a reference design for engineering (...)
PMP23227 — AMD Versal™ 에지 AI 시리즈용 전원 공급 레퍼런스 설계
패키지 | 핀 | CAD 기호, 풋프린트 및 3D 모델 |
---|---|---|
VSON (DRB) | 8 | Ultra Librarian |
WSON (DRV) | 6 | Ultra Librarian |
주문 및 품질
- RoHS
- REACH
- 디바이스 마킹
- 납 마감/볼 재질
- MSL 등급/피크 리플로우
- MTBF/FIT 예측
- 물질 성분
- 인증 요약
- 지속적인 신뢰성 모니터링
- 팹 위치
- 조립 위치
권장 제품에는 본 TI 제품과 관련된 매개 변수, 평가 모듈 또는 레퍼런스 디자인이 있을 수 있습니다.