TFT-LCD DC-DC Converters with Operational Amplifiers

文件：1.67491 Mbytes 页数：29 Pages

Maxim

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TFT-LCD DC-DC Converters with Operational Amplifiers

文件：1.67491 Mbytes 页数：29 Pages

Maxim

美信

TFT-LCD DC-DC转换器，带有运算放大器

MAX1516A/MAX1517A/MAX1518A包括一个高性能升压稳压器、两个线性稳压控制器以及大电流运算放大器，用于有源矩阵薄膜晶体管(TFT)液晶显示器(LCD)。还包括一个逻辑控制、具有可调延时的高压开关。\n升压DC-DC转换器为面板源极驱动IC提供稳定的电源电压。该转换器为高频(1.2MHz)电流模式稳压器，集成有14V n沟道MOSFET，允许采用超小型电感和陶瓷电容。它可为脉冲负载提供快瞬态响应，效率超过85%。\n栅极导通与栅极关断线性稳压控制器利用连接在开关节点外部的电荷泵提供稳定的TFT栅极导通和栅极关断电源。MAX1518A包含有五个高性能运算放大器，MAX1 ·2.6V至5.5V输入电压范围\n·1.2MHz电流模式升压稳压器\n为脉冲负载提供快速瞬态响应\n高精度输出电压(1.5%)\n内置14V, 2.4A, 0.16Ω n沟道MOSFET\n高效率(90%)\n·用于产生VGON和VGOFF的线性调节控制器\n·高性能运算放大器\n±150mA输出短路电流\n13V/µs压摆率\n-3dB带宽为12MHz\n满摆幅输入/输出\n·逻辑控制的可调延时高压开关\n·所有稳压器输出均具有定时延迟故障闭锁\n·热过载保护\n·0.6mA静态电流;

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亚德诺

TFT-LCD DC-DC Converter with Operational Amplifiers

General Description The MAX1518B includes a high-performance step-up regulator, two linear-regulator controllers, and high-current operational amplifiers for active-matrix, thin-film transistor (TFT), liquid-crystal displays (LCDs). Also included is a logic-controlled, high-voltage switch with

文件：1.29033 Mbytes 页数：25 Pages

Maxim

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TFT-LCD DC-DC Converter with Operational Amplifiers

General Description The MAX1518B includes a high-performance step-up regulator, two linear-regulator controllers, and high-current operational amplifiers for active-matrix, thin-film transistor (TFT), liquid-crystal displays (LCDs). Also included is a logic-controlled, high-voltage switch with

文件：1.29033 Mbytes 页数：25 Pages

Maxim

美信

TFT-LCD DC-DC Converters with Operational Amplifiers

General Description The MAX1516/MAX1517/MAX1518 include a high-performance step-up regulator, two linear-regulator controllers, and high-current operational amplifiers for active-matrix thin-film transistor (TFT) liquid-crystal displays (LCDs). Also included is a logic-controlled, high-voltage

文件：919.44 Kbytes 页数：26 Pages

Maxim

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