MCP16252中文资料Low Quiescent Current Synchronous Boost Regulator数据手册Microchip规格书

描述 Description

The MCP16251/2 is a compact, high-efficiency, fixed frequency, synchronous step-up DC-DC converter. This family of devices provides an easy-to-use power supply solution for applications powered by either one-cell, two-cell or three-cell alkaline, NiCd, NiMH and one-cell Li-Ion or Li-Polymer batteries.

特性 Features

Up to 96% Typical Efficiency
IOUT > 100 mA @ 1.2V VIN, 3.3V VOUT
IOUT > 250 mA @ 2.4V VIN, 3.3V VOUT
IOUT > 225 mA @ 3.3V VIN, 5.0V VOUT
Low Start-up Voltage: 0.82V
Operating Input Voltage: down to 0.35V
Adjustable Output Voltage Range: 1.8V to 5.5V
Maximum Input Voltage Automatic PFM/PWM Operation
PWM Operation at 500 kHz
Low Device Quiescent Current: Shutdown Current: 0.6 µA typical
Internal Synchronous Rectifier
Internal Compensation
Inrush Current Limiting and Internal Soft-Start
Input to Output Bypass Shutdown
True Load Disconnect Shutdown Option (MCP16251)
Anti-Ringing Control
Over-temperature Protection
SOT23-6 or 2x3 8-Lead TDFN packages

简介

MCP16252属于集成电路（IC）的稳压器-DC-DC开关稳压器。由制造生产的MCP16252稳压器 - DC-DC 开关稳压器DC-DC 开关稳压器 PMIC（电源管理集成电路）产品族中的产品是元器件级设备，用于需要稳定 DC 输入电压和/或将其转换为不同幅度的输出电压的应用。这些器件与称为“控制器”PMIC 的类似产品的区别在于集成了主开关元件，设备提供的电力会通过该元件。