MAX17499电流模式PWM电源控制电路

MAX17499是电流模式PWM控制器,包含了宽输入电压绝缘和非绝缘电源所需的所有电路.输入电压9.5V DC 到24V DC,通用输入电压(85VAC-265VAC)整流或-36V到-72VDC的通信电压.可编程开关频率高达625kHz,主要用在1/2,1/4和1/8砖电源模块,高效绝缘通信电源,网络/服务器,12V升压和SEPIC稳压器, 绝缘和非绝缘HB LED,工业电源等.

MAX17499应用:

1/2, 1/4, and 1/8 Brick Power Modules

High-Efficiency, Isolated Telecom Power

Supplies

Networking/Servers

Isolated Keep-Alive Power Supplies

12V Boost and SEPIC Regulators

Isolated and Nonisolated High-Brightness LED

Power Supplies

Industrial Power Conversion

图1. MAX17499功能方框图

图2. MAX17499可编输入起动电压非隔离电源电路图


图3. MAX17499次级调整的绝缘电源电路图

图4. MAX17499初级调整双输出绝缘的通信电源电路图


图5. MAX17499 12-15V输出升压稳压电源电路图

图6. MAX17499典型应用电路图