Microchip微芯 MCP1632 产品介绍
2026-04-14
0次
说明
MCP1632是一个独立的高速脉宽调制器(PWM)控制器。它提供了一个集成的低侧MOSFET驱动器,支持Boost、SEPIC和Flyback功率转换拓扑,并且可以配置为峰值电流模式控制器或电压模式控制器。MCP1632有两种开关频率选项:300kHz和600kHz,实现了功率转换效率与解决方案整体尺寸的平衡。
特性
- High-Speed Analog Pulse-Width Modulation Control
- Integrated Low-Side MOSFET Driver support many Low-Side Power Conversion Topologies
- Configurable as either a Peak Current Mode Controller or a Voltage Mode Controller
- Fixed Switching Frequency Options (fSW): 300 or 600 kHz
- Internal UVLO, OVLO, and over temperature protection
参数
类型 | 描述 |
Current Limit / Short Circuit Protection | 1 |
Max Duty Cycle (%) | 0.85 |
Enable Pin | 1 |
Input UVLO Typ (V) | 2.9 |
Internal Voltage Bias | 1 |
Iq Off (µA) | 2 |
MaximumInputVoltage | 5.5 |
MinimumInputVoltage | 3 |
Operating Supply Current (mA) | 5 |
Package | 8/MSOP, 8/2x3DFN |
Soft Start | 1 |
Supported Outputs | 1 |
Supported Topologies | Flyback, Boost, SEPIC, Cuk |
Typical Tolerance (%) | ±4 |



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