产品概览
The MIC28515T-E/PHA from Microchip Technology is a 75V, 4A synchronous buck converter in a 28-pin HTSSOP package. With integrated 100mOhm/60mOhm MOSFETs, 150kHz-750kHz programmable switching frequency, and 4.5-75V input range, it delivers up to 4A continuous output current for industrial and automotive power systems.
主要规格
| 输入电压 | 4.5V to 75V |
| Output Voltage | 0.8V adjustable |
| 输出电流 | 4A continuous |
| High-Side Rds(on) | 100mOhm |
| Low-Side Rds(on) | 60mOhm |
| 开关频率 | 150kHz-750kHz (programmed by resistor) |
| Iq | 5.5mA typical |
| 关机电流 | 2uA |
| Reference Voltage | 0.8V +/-1.5% |
| Protection | OCP, OVP, UVLO, thermal shutdown |
| Operating Temp | -40 to +125 C |
| 包装 | HTSSOP-28 (EP) |
特点
- 75V maximum input for industrial/automotive
- 4A continuous output with integrated MOSFETs
- Synchronous rectification for high efficiency
- 150-750kHz programmable switching frequency
- Power Good output and external compensation
- OCP, OVP, UVLO, and thermal protection
应用
- 48V telecom and datacom power
- Industrial 24V/48V distributed power
- Automotive 12V/24V battery systems
- LED driver power supplies