TPS548D21
- Conversion Input Voltage Range (PVIN): 1.5 V to 16 V
- Input Bias Voltage (VDD) Range: 4.5 V to 22 V
- Output Voltage Range: 0.6 V to 5.5 V
- Integrated, 2.9-mΩ and 1.2-mΩ Power MOSFETs With 40-A Continuous Output Current
- Voltage Reference 0.6 V to 1.2 V in 50-mV Steps Using VSEL Pin
- ±0.5%, 0.9-VREF Tolerance Range: –40°C to +125°C Junction Temperature
- True Differential Remote Sense Amplifier
- D-CAP3™ Control Loop
- Analog AVS Optimization via REFIN_TRK Pin
- Adaptive On-Time Control with 4 Selectable Frequency Settings: 425 kHz, 650 kHz, 875 kHz, and 1.05 MHz
- Temperature Compensated and Programmable Current Limit with RILIM and OC Clamp
- Choice of Hiccup or Latch-Off OVP or UVP
- VDD UVLO External Adjustment by Precision EN Hysteresis
- Prebias Start-up Support
- FCCM Mode During All Operation
- Full Suite of Fault Protection and PGOOD
- 7 mm × 5 mm × 1.5 mm, 40-Pin, Stack Clipped LQFN-CLIP Package
- Create a Custom Design Using the TPS548D21 With the WEBENCH® Power Designer
The TPS548D21 device is a compact single buck converter with adaptive on-time, D-CAP3 mode control. It is designed for high accuracy, high efficiency, fast transient response, ease-of-use, low external component count and space-conscious power systems.
This device features full differential sense, TI integrated FETs with a high-side on-resistance of 2.9 mΩ and a low-side on-resistance of 1.2 mΩ. The device also features accurate 0.5%, 0.9-V reference with an ambient temperature range between –40°C and +125°C. Competitive features include: very low external component count, accurate load regulation and line regulation, FCCM mode operation, and internal soft-start control.
The TPS548D21 device is available in 7-mm × 5-mm, 40-pin, LQFN-CLIP (RVF) package (RoHs exempt).
기술 자료
| 상위 문서 | 유형 | 직함 | 형식 옵션 | 최신 영어 버전 다운로드 | 날짜 |
|---|---|---|---|---|---|
| * | 데이터 시트 | TPS548D21 1.5-V to 16-V VIN, 4.5-V to 22-V VDD, 40-A SWIFT™ Synchronous Step-Down Converter Supporting AVSO and Full Differential Sense datasheet (Rev. A) | PDF | HTML | 2017. 8. 29 | |
| 애플리케이션 노트 | Calculating Output Capacitance to Meet Transient and Ripple Requirements | 2017. 5. 2 | |||
| 기술 문서 | Managing power scaling and sequencing the analog way | PDF | HTML | 2017. 4. 7 | ||
| 애플리케이션 노트 | Unified Ground Connection Recommendation on TPS53K- Integrated FET-Converter Dev | 2017. 1. 25 |
설계 및 개발
추가 조건 또는 필수 리소스는 사용 가능한 경우 아래 제목을 클릭하여 세부 정보 페이지를 확인하세요.
TPS548D21EVM-784 — TPS548D21 DCAP3 고성능 40A 단일 스텝다운 컨버터 평가 모듈
| 패키지 | 핀 | CAD 기호, 풋프린트 및 3D 모델 |
|---|---|---|
| LQFN-CLIP (RVF) | 40 | Ultra Librarian |
주문 및 품질
권장 제품에는 본 TI 제품과 관련된 매개 변수, 평가 모듈 또는 레퍼런스 디자인이 있을 수 있습니다.