Diodes AP5101 - Manual (Page 7)

AP5101
1.5A Step-Down Converter with 1.4MHz Switching
Frequency
AP5101
Document number: DS32258 Rev. 1 - 2
7 of 15
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July 2010
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NEW PROD
UC
T
Typical Performance Characteristics (continued)
V
IN
=12V, V
OUT
=3.3V, L =4.7uH, C1=10uF, C2=22uF, Ta=+25
•
C, unless otherwise noted.
Short Circuit Entry
Time- 50us/div
Short Circuit Recovery
Time- 100us/div
Current Sense Transconductance (Gcs)
Gcs= 1.5A/(comp2-comp1)=1.5A/(1.8-0.65) =1.3A/V
Time- 2us/div