TPS54200, TPS54201 4.5-V to 28-V Input Voltage, 1.5-A Output Current, Synchronous Buck Mono-Color or IR LED Driver

1 Features 1• 4.5-V to 28-V Wide Input Range • Integrated 150-mΩ and 70-mΩ MOSFETs for 1.5‑A, Continuous Output Current • Low, 2-μA Shutdown Current • Fixed 600-kHz Frequency • Peak Current Mode With Internal Compensation • 200-mV and 100-mV Sense Voltage During Analog and PWM Dimming Mode

4.5V 至 28V 输入电压、同步降压型 LED 驱动器

TPS54200 和 TPS54201 器件为 1.5A 同步降压单色或 IR最大输入电压为 28V 的驱动器。电流模式操作可提供快速瞬态响应，并且方便实现环路稳定。\n\nTPS54200 和 TPS54201 可用于驱动单串或多串、单色或红外 (IR) LED 阵列，比如在夜视摄像机中。\n\n通过集成 MOSFET 并采用 SOT-23 薄型封装，TPS54200 和 TPS54201 器件实现了高功率密度，并且仅需在 PCB 上占用较小的空间。 \n\n在模拟调光模式下，TPS54200 和 TPS54201 器件通过改变与 PWM 信号输入占空比成比例的内部基准电压来实现模拟调光。此 • 宽输入电压范围：4.5V 至 28V\n• 集成 150mΩ 和 70mΩ MOSFET，持续输出电流为 1.5A\n• 关断电流低至 2µA\n• 600kHz 固定频率\n• 具有内部补偿的峰值电流模式\n• 在模拟和 PWM 调光模式下，感应电压分别为 200mV 和 100mV\n• PWM 输入的精确模拟调光 (ADIM)\n• LED 开路和短路保护\n• 传感电阻器开路和短路保护\n• 关断和锁存模式保护 (TPS54200)\n• 自动重试模式保护 (TPS54201)\n• 热关断\n• 6 引脚 SOT-23 薄型封装;

4.5-V to 28-V Input Voltage, 1.5-A Output Current, Synchronous Buck WLED Driver

文件：2.5438 Mbytes Page：38 Pages

丝印代码：4201；TPS54200, TPS54201 4.5-V to 28-V Input Voltage, 1.5-A Output Current, Synchronous Buck Mono-Color or IR LED Driver

1 Features 1• 4.5-V to 28-V Wide Input Range • Integrated 150-mΩ and 70-mΩ MOSFETs for 1.5‑A, Continuous Output Current • Low, 2-μA Shutdown Current • Fixed 600-kHz Frequency • Peak Current Mode With Internal Compensation • 200-mV and 100-mV Sense Voltage During Analog and PWM Dimming Mode

丝印代码：4201；TPS54200, TPS54201 4.5-V to 28-V Input Voltage, 1.5-A Output Current, Synchronous Buck Mono-Color or IR LED Driver

1 Features 1• 4.5-V to 28-V Wide Input Range • Integrated 150-mΩ and 70-mΩ MOSFETs for 1.5‑A, Continuous Output Current • Low, 2-μA Shutdown Current • Fixed 600-kHz Frequency • Peak Current Mode With Internal Compensation • 200-mV and 100-mV Sense Voltage During Analog and PWM Dimming Mode

丝印代码：4201；TPS54200, TPS54201 4.5-V to 28-V Input Voltage, 1.5-A Output Current, Synchronous Buck Mono-Color or IR LED Driver

1 Features 1• 4.5-V to 28-V Wide Input Range • Integrated 150-mΩ and 70-mΩ MOSFETs for 1.5‑A, Continuous Output Current • Low, 2-μA Shutdown Current • Fixed 600-kHz Frequency • Peak Current Mode With Internal Compensation • 200-mV and 100-mV Sense Voltage During Analog and PWM Dimming Mode

丝印代码：4201；TPS54200, TPS54201 4.5-V to 28-V Input Voltage, 1.5-A Output Current, Synchronous Buck Mono-Color or IR LED Driver

1 Features 1• 4.5-V to 28-V Wide Input Range • Integrated 150-mΩ and 70-mΩ MOSFETs for 1.5‑A, Continuous Output Current • Low, 2-μA Shutdown Current • Fixed 600-kHz Frequency • Peak Current Mode With Internal Compensation • 200-mV and 100-mV Sense Voltage During Analog and PWM Dimming Mode

4.5-V to 28-V Input Voltage, 1.5-A Output Current, Synchronous Buck WLED Driver

文件：2.5438 Mbytes Page：38 Pages

封装/外壳：SOT-23-6 细型，TSOT-23-6 功能：降压 包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 描述：IC REG BUCK ADJ 1.5A TSOT23-6 集成电路（IC） 稳压器 - DC-DC 开关稳压器

4.5-V to 28-V Input Voltage, 1.5-A Output Current, Synchronous Buck WLED Driver

文件：2.5438 Mbytes Page：38 Pages

封装/外壳：SOT-23-6 细型，TSOT-23-6 功能：降压 包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 描述：IC REG BUCK ADJ 1.5A TSOT23-6 集成电路（IC） DC DC 开关稳压器