Diodes AP6508 - Manual (Page 7)

AP6508
500kHz 21V 3A SYNCHRONOUS DC/DC BUCK CONVERTER
AP6508
Document number: DS33437 Rev. 5 - 2
7 of 14
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October 2011
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NEW PROD
UC
T
Typcal Performance Characteristics
V
IN
= 12V, V
OUT
= 1.2V, L = 3.3µH, C1 = 22µF, C2 = 47µF, T
A
= +25 ° C, unless otherwise noted.
Time- 2µs/div
Steady State Test
I
OUT
= 3A
Time- 200µs/div
Load Transient Test
I
OUT
= 1.5A to 3A. Step at 0.8A/µs
Time- 500µs/div
Start-up Through Enable (No Load)
Time- 2ms/div
Start-up through V
IN
(No load)
Time- 50µs/div
Shutdown Through Enable (No Load)
Time- 50µs/div
Shutdown Through Enable (Iout =1A)
Time- 50µs/div
Short Circuit Entry
Time- 100µs/div
Short Circuit Recovery