LTC3803ES6-3、90% 效率同步反激转换器的典型应用电路。 LTC3803ES6-3 是一款恒定频率电流模式反激
控制器,针对在高输入电压应用中驱动 N 沟道 MOSFET 进行了优化。在极轻负载下仍能保持恒定频率运行,从而在较宽的
负载电流范围内产生更少的低频噪声。斜率补偿可通过外部电阻进行编程
说明
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Typical Application Circuit for LTC3803ES6-3, 90% Efficient Synchronous Flyback Converter. The LTC3803ES6-3 is a constant frequency current mode flyback controller optimized for driving N-channel MOSFETs in high input voltage applications. Constant frequency operation is maintained down to very light loads, resulting in less low frequency noise generation over a wide range of load currents. Slope compensation can be programmed with an external resistor
主要特色
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Conversion Type
DC to DC
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Input Voltage
36 to 72 V
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Output Voltage
3.3 V
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Output Current
1.5 A
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Efficiency
90 %
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Topology
Flyback