Analog Devices / Maxim Integrated MAX17536 & MAX17546 스텝 다운 DC-DC 컨버터
Maxim Integrated MAX17536 & MAX17546 스텝 다운 DC-DC 컨버터는 하이 사이드 MOSFET이 내장된 고효율, 고전압 동기식 스텝 다운 컨버터입니다. 이 컨버터는 최고 4A 또는 5A까지 전달할 수 있으며 0.9V ~ 0.9 x VIN의 출력 전압을 생산합니다. 피드백 (FB) 전압은 -40°C ~ +125°C에서 ±1.4%로 정확합니다.
특징
- Reduces external components and total cost
- No Schottky-synchronous operation
- Internal compensation for any output voltage
- Built-in soft-start
- All-ceramic capacitors, compact layout
- Reduce number of DC-DC regulators to stock
- Wide 4.5V to 42V or 60V input
- Adjustable 0.9V to 0.9 x VIN output
- 100KHz to 2.2MHz adjustable switching frequency with external synchronization
- Reduces power dissipation
- Peak efficiency > 95%
- PFM/DCM modes enable enhanced light-load efficiency
- Auxiliary bootstrap LDO for improved efficiency
- 3.5µA shutdown current
- Operates reliably in adverse industrial environments
- Hiccup or latchoff mode overload protection
- Dl to lx short detection feature
- Built-in output voltage monitoring with reset
- Programmable EN/UVLO threshold
- Monotonic startup into pre-biased load
- Over-temperature protection
- -40°C to +125°C operation
애플리케이션
- Industrial power supplies
- Distributed supply regulation
- Base station power supplies
- Wall transformer regulation
- High-voltage single-board systems
- General-purpose point-of-load
Development Tool
Mikroe MIKROE-2997 벅 8 Click
고효율, 폭넓은 전압 범위 및 고전류 동기식 강압(벅) DC-DC 컨버터입니다.
MAX17536 Application Circuit
MAX17546 Application Circuit
게시일: 2016-04-04
| 갱신일: 2023-04-13