参数资料
型号: LM3544M-H/NOPB
厂商: NATIONAL SEMICONDUCTOR CORP
元件分类: 电源管理
英文描述: 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16
封装: LEAD FREE, SOIC-16
文件页数: 11/13页
文件大小: 785K
代理商: LM3544M-H/NOPB
Typical Performance Characteristics V
IN = 5.0, IOUT_X = 500mA, TA = 25C unless otherwise
specified. (Continued)
Turn-On/Turn-Off Response with 47
/33F Load
Turn-On/Turn-Off Response with 10
/33F Load
10120818
10120819
Enable Into a Short (Note 10)
Short Connected to Enabled Device (Note 10)
10120820
10120821
Over-Current Response with Ramped Load
on OUT1 and Fixed Load on OUT2 (Note 10)
Inrush Current to Downstream Device
when LM3544 is Enabled (Note 11)
10120822
10120823
Note 10: Output is shorted to Ground through a 100 m
resistor.
Note 11: Load is two capacitors and one resistor in parallel to model an actual USB load condition. The first capacitor has a value of 33 F to model the LM3544
output capacitor. The second capacitor has a value of 10 F to model the maximum allowable input capacitance of the downstream device. The resistor is a 47
resistor to model the maximum allowable input resistance of the downstream device.
LM3544
www.national.com
7
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相关代理商/技术参数
参数描述
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LM3544M-L/NOPB 功能描述:电源开关 IC - USB RoHS:否 制造商:Micrel 电源电压-最小:2.7 V 电源电压-最大:5.5 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:SOIC-8 封装:Tube
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