TPS54560B
- High efficiency at light loads with pulse skipping Eco-mode™
- 92-mΩ high-side MOSFET
- 146-µA operating quiescent current and
2-µA shutdown current - 100-kHz to 2.5-MHz Fixed switching frequency
- Synchronizes to external clock
- Low dropout at light loads with integrated BOOT recharge FET
- Adjustable UVLO and hysteresis
- 0.8 V 1% Internal voltage reference
- 8-Pin HSOIC with PowerPAD™ package
- –40°C to 150°C TJ operating range
- Create a custom design using the TPS54560B with the WEBENCH® Power Designer
The TPS54560B is a 60-V, 5-A step-down regulator with an integrated high side MOSFET. Current-mode control provides simple external compensation and flexible component selection. A low-ripple pulse-skip mode reduces no-load-supply current to 146 µA. Shutdown supply current is reduced to 2 µA when the EN (enable) pin is pulled low.
Undervoltage lockout is internally set at 4.3 V but can be increased using the EN pin. Output voltage start-up ramp is internally controlled to provide a controlled start-up and eliminate overshoot.
A wide switching frequency range allows either efficiency or external component size to be optimized. Output current is limited cycle-by-cycle. Frequency foldback and thermal shutdown protects internal and external components during an overload condition.
The TPS54560B is available in an 8-pin thermally enhanced HSOIC PowerPAD package.
기술 자료
| 상위 문서 | 유형 | 직함 | 형식 옵션 | 최신 영어 버전 다운로드 | 날짜 |
|---|---|---|---|---|---|
| * | 데이터 시트 | TPS54560B 4.5-V to 60-V Input, 5-A step-down dc/dc converter with Eco-mode™ datasheet | PDF | HTML | 2019. 1. 24 | |
| 애플리케이션 노트 | Controller to Converter – Design Considerations for 24V and 48V Systems | PDF | HTML | 2024. 10. 2 | ||
| 애플리케이션 노트 | Working with Inverting Buck-Boost Converters (Rev. B) | PDF | HTML | 2022. 10. 18 | ||
| 애플리케이션 노트 | Step-Dwn (Buck) Convrtr Pwer Solutions for Programmable Logic Controller Systems (Rev. A) | PDF | HTML | 2021. 7. 26 | ||
| 애플리케이션 노트 | NRND & Differences TPS54340/360/540/560 and TPS54340B/360B/540B/560B | 2019. 4. 5 | |||
| 애플리케이션 노트 | Output Ripple Voltage for Buck Switching Regulator (Rev. A) | 2014. 10. 13 | |||
| 아날로그 디자인 학술지 | Accurately measuring efficiency of ultralow-IQ devices | 2014. 1. 22 | |||
| 애플리케이션 노트 | AN-1889 How to Measure the Loop Transfer Function of Power Supplies (Rev. A) | 2013. 4. 23 | |||
| 애플리케이션 노트 | AN-2155 Layout Tips for EMI Reduction in DC/ DC Converters (Rev. A) | 2013. 4. 23 |
설계 및 개발
추가 조건 또는 필수 리소스는 사용 가능한 경우 아래 제목을 클릭하여 세부 정보 페이지를 확인하세요.
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| 패키지 | 핀 | CAD 기호, 풋프린트 및 3D 모델 |
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| HSOIC (DDA) | 8 | Ultra Librarian |
주문 및 품질
권장 제품에는 본 TI 제품과 관련된 매개 변수, 평가 모듈 또는 레퍼런스 디자인이 있을 수 있습니다.