开关电源控制

GC4532/35/36/38是一个高精度恒压/ 恒流PWM控制电路集成芯片，主要应用于小功率AC/DC 充电器和电源适配器中，该芯片是一款基于原边检测和调整的控制器，因此在应用时无需TL431和光耦。 \r\n\r\n GC4532/35/36/38 具有软启动功能，同时为了保证芯片正常工作特针对各种故障设计了一系列完善的保护措施，包括逐周期电流限制、过压保护（OVP）、电源钳位和欠压锁定功能。此外，芯片内部集成了频率抖动和软启 功能保证芯片有良好的EMI 特性。GC4532采用SOT23-6的封装形式。 ▲恒压和恒流精度可达5% \r\n▲原边控制模式，无需TL431和光耦 \r\n▲非连续模式下的反激拓扑 \r\n▲具有软启动功能 \r\n▲内置前沿消隐电路(LEB) \r\n▲恒压恒流控制 \r\n▲恒流和输出功率可调 \r\n▲内置次级电压采样控制器 \r\n▲内置650V MOSFET \r\n▲可调式线损补偿 \r\n▲基于系统稳定性的保护功能 \r\n 欠压锁定 \r\n 逐周期电流限制 \r\n 峰值电流限制 \r\n 过温保护 \r\n 过压保护和电源箝位;

GCORE

扬州国芯

Power Amp For 1.5V Headphone Stereo

Features • Low current drain. • 16Ω load drive capability. • Excellent reduced voltage characteristics. • Excellent power supply ripple rejection. • Minimum number of external parts required (no input capacitor, feedback capacitor required). • Less harmonic interference in radio band. • On-

文件：68.81 Kbytes 页数：3 Pages

SANYO

三洋

Fault-Protected, High-Voltage, Single 4-to-1/Dual 2-to-1 Multiplexers

General Description The MAX4534 (single 4-to-1) and MAX4535 (dual 2-to- 1) fault-protected multiplexers operate with ±4.5V to ±20V dual supplies or a +9V to +36V single supply. These multiplexers feature fault-protected inputs, railto-rail signal-handling capability, and overvoltage clamping at 1

文件：193.27 Kbytes 页数：16 Pages

MAXIM

美信

Fault-Protected, High-Voltage, Single 4-to-1/Dual 2-to-1 Multiplexers

General Description The MAX4534 (single 4-to-1) and MAX4535 (dual 2-to- 1) fault-protected multiplexers operate with ±4.5V to ±20V dual supplies or a +9V to +36V single supply. These multiplexers feature fault-protected inputs, railto-rail signal-handling capability, and overvoltage clamping at 1

文件：193.27 Kbytes 页数：16 Pages

MAXIM

美信