MIC4684(2001) 查看數據表（PDF） - Micrel
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MIC4684 Datasheet PDF : 16 Pages
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MIC4684
Functional Characteristics
Switching Frequency Foldback
200kHz
70kHz
TIME
Normal
Operation
Short
Circuit
Operation
Frequency Foldback
The MIC4684 folds the switching frequency back during a hard short
circuit condition to reduce the energy per cycle and protect the device.
Load Transient
VIN = 12V
VOUT = 5V
IOUT = 1.0A to 0.1A
TIME (100ms/div.)
Micrel
5.1V
5V
1A
0A
MIC4684
8
July 2001
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