参数资料
型号: LM2742
厂商: National Semiconductor Corporation
英文描述: N-Channel FET Synchronous Buck Regulator Controller for Low Output Voltages
中文描述: N沟道场效应管同步降压稳压控制器输出电压低
文件页数: 20/22页
文件大小: 619K
代理商: LM2742
Typical Performance Characteristics (Continued)
Start-Up (Full-Load)
V
IN = 10V, VO = 1.2V
I
O = 10A, CSS = 10nF
F
SW = 300kHz
Start Up (No-Load, 10x C
SS)
V
IN = 10V, VO = 1.2V
C
SS = 100nF, FSW = 300kHz
20087522
20087526
Start Up (Full Load, 10x C
SS)
V
IN = 10V, VO = 1.2V
I
O = 10A, CSS = 100nF
F
SW = 300kHz
Start Up (Into 1.2V Pre-Bias)
V
IN = 12V, VO = 2.5V
No Load, No Soft Start Capacitor
F
SW = 300kHz
20087525
20087548
Start Up (Into 1.2V Pre-Bias)
V
IN = 12V, VO = 2.5V
No Load, C
SS = 10nF
F
SW = 300kHz
Shutdown
V
IN = 12V, VO = 1.2V
I
O = 10A, CSS = 10nF
F
SW = 300kHz
20087549
20087527
LM2742
www.national.com
7
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