Microchip微芯 MCP1612 产品介绍
2026-04-14
0次
说明
Microchip的MCP1612直流-直流转换器为客户提供了一种紧凑而廉价的方法,可以有效地将电池和总线电压转换为系统内各种电路所需的较低电压。该设备可用于节省空间的MSOP和DFN封装,在DFN的情况下,可进行热增强。因为功率FET和同步FET是集成的,所以需要最少的外部组件。同样,由于高的开关频率,可以最小化所需的外部电感器和电容器。由于输出电压可通过外部电阻分压器进行调节,因此只需储存基本设备即可为客户提供多种输出电压变化。
特性
- 1.4MHz fixed switching frequency
- Integrated buck and synchronous switches
- 1 Amp continuous output current capability
- Input voltage range of 2.7V to 5.5V
- Adjustable output voltage range of 0.8V to 5.0V
- Precise reference feedback voltage of +/- 2.5%
- 100% duty cycle capability for low input voltages
- Fast dynamic response to line and load steps
- Shutdown control with typical IQ<0.01uA
- Overvoltage, overcurrent, and thermal protection
- Under voltage lock out (UVLO)
- Integrated soft start
- Space saving 8 pin MSOP and DFN packages
- Extended operating temperature range (-40C to +85C)
参数
类型 | 描述 |
Max Duty Cycle (%) | 100 |
Input Voltage Range Max | 5.5 |
Input Voltage Range Min | 2.7 |
# of Outputs | 1 |
Output Current | 1000 |
Driver Type | Step Down (Buck) |
QuiescentCurrent | 5 |
Synchronous Rectifier | Yes |
Temp Range Max | 85 |
Temp Range Min | -40 |
VoutMax | 5 |
Vfb (V) | 0.8 |
VoutMin | 0.8 |



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