| 型号 | 功能描述 | 生产厂家 企业 | LOGO | 操作 |
|---|---|---|---|---|
SD4957 | Chip Type 2C4957 Geometry 0006 Polarity PNP 文件：29.82 Kbytes Page：1 Pages | SEMICOA |   | |
SD4957 | 以太网供电（POE）电路 | SILAN 士兰微 | | |
Chip Type 2C4957 Geometry 0006 Polarity PNP 文件：29.82 Kbytes Page：1 Pages | SEMICOA | | ||
UP TO 4A ULDO LINEAR REGULATOR DESCRIPTION The L4957 devices are Ultra Low Drop Output lin ear regulators with an internal N-channel MOS of 200mΩ particulary suitable for low voltage/low dropout applications. Operating with a input voltage from 3V to 6.5V they are capable to deliver up to 4A at 1.5V or 2.5V fixed output volt | STMICROELECTRONICS 意法半导体 | | ||
UP TO 5A ULDO LINEAR REGULATOR DESCRIPTION The L4957A devices are Ultra Low Drop Output linear regulators with an internal N-channel MOS of 200mΩ particulary suitable for low voltage/low dropout applications. Operating with a input voltage from 3V to 14V they are capable to deliver up to 5A. 1.5V, 1.8V, 2.5V AND 3.3V FI | STMICROELECTRONICS 意法半导体 | | ||
丝印代码：GT；Voltage Detector IC 文件：267.04 Kbytes Page：6 Pages | ROHM 罗姆 | | ||
Chip Type 2C4957 Geometry 0006 Polarity PNP 文件：29.82 Kbytes Page：1 Pages | SEMICOA | |
SD4957产品属性
- 类型
描述
- PoE Protocal：
at
- VIN(V)：
7.5~70
- MOSFET：
Internal
- RDSON(Ω)：
0.55
- Inrush current(mA)：
120
- Topology：
Sync Flyback/Forward
- FSW(KHz)：
250
- MOSFET Position：
Low side
- Load Current(mA)：
840
- AUX：
Y
- MPS：
Y
- Package：
QFN5*5-32
SD4957规格书下载地址
SD4957参数引脚图相关
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DdatasheetPDF页码索引
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