HT2538 datasheet by HOTCHIP.
| Part number | HT2538 |
|---|---|
| Datasheet | HT2538-HOTCHIP.pdf |
| File Size | 547.32 KB |
| Manufacturer | HOTCHIP |
| Description | Precision constant current / constant voltage primary side converter |
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HT2538 高精度恒流/恒压原边转换器 概述 HT2538 是一款适用于低功率 AC/DC 电池充电器和 电源适配器的高集成度和高性能的离线式转换器。 HT2538 采用原边反馈控制，使系统应用中可以省 去 TL431 和光耦，降低了成本。全电压输入范围内 恒压精度能保持在±5%以内。CC/CV 控制如图 1 所示。在 CC 控制时，通过 CS 端的采样电阻 Rs 可 调整输出功率和电流。在 CV 控制时，多模式控制 实现了高性能和高效率，而且，通过内置的可编程 输出线压降补偿实现了好的负载调整率。芯片在重.
| Part Number | Description |
|---|---|
| HT2538D | Primary side control high precision constant voltage / constant current PWM controller |
| HT2532 | High precision constant current / constant voltage primary PWM controller |
| HT2576 | 3A Step-Down Voltage Regulator |
| HT203C | High Performance Current Mode PWM Switching Power Supply |
| HT2263 | Current Mode PWM Controller |
| HT2269 | Current Mode PWM Controller |
| HT2273 | Current Mode PWM Controller |
| HT2800S | High Performance Primary Sensing Regulation Controller IC |
| HT2801S | High Accuracy CV/ CC Primary Sensing Regulation Controller IC |
| HT2802D | High performance primary sensing regulator |
