SP2538B datasheet by SPMICRO.
This datasheet includes multiple variants, all published together in a single manufacturer document.
| Part number | SP2538B |
|---|---|
| Datasheet | SP2538B SP2538A Datasheet (PDF) |
| File Size | 633.38 KB |
| Manufacturer | SPMICRO |
| Description | Constant current and constant voltage primary control power switch |
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5 输出短路保护 (SLP) 5 逐周期限流保护 (OCP) 5 前沿消隐 (LEB) 5 过热保护 (OTP) 5 VDD 过压、欠压和箝位保护 3 封装类型 SOP-7 SP2538X是一款高性能、准谐振式原边控制功率开 关，可提供高精度恒压和恒流输出性能，尤其适合 于小功率离线式充电器应用中. 在恒压输出模式中，SP2538X采用多模式工作方式， 即调幅控制（AM）和调频控制（FM）相结合，提 高了系统的效率和可靠性。在恒流输出模式中，芯 片采用调频控制方式，同时集成了线电压和负载电 压的恒流补偿。采用SP2538X可以工作无异音，同 时可保证优异的动态性能。利用集成的线损补偿功 能，可获得高性能的恒压输出表现. SP2538X 集成有多种保护功能：VDD 欠压保护 （UVLO）、VDD 过压保护（OVP）、逐周期限流 保护（OCP）、短路保护（SLP）、管脚悬空保护、 过热保护和 VDD 箝位等.
| Part Number | Description |
|---|---|
| SP2538B | SP2538B |
| SP2538A | Constant current and constant voltage primary control power switch |
| SP2538C | Constant current and constant voltage primary control power switch |
| SP2538D | Constant current and constant voltage primary control power switch |
| SP2500 | Constant current constant voltage primary controller |
| SP2558CA | constant current and constant voltage primary-side controlled power switch |
| SP201 | Offline Current Mode PWM Controller |
| SP2638C | Constant current and constant voltage primary control power switch |
| SP2638D | constant current and constant voltage primary-side controlled power switch |
| SP2658E | Constant current and constant voltage primary control power switch |
