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AP1510
PWM CONTROL 3A STEP-DOWN CONVERTER
Typical Performance Characteristics (Continued)
AP1510 Vout Ripple
(Vin=12V; Vout=3.3V; Iout=0.1A)
AP1510 Vout Ripple
(Vin=12V; Vout=3.3V; Iout=3A)
Test Circuit
open
VCC OUTPUT FB
OCSET
open
A
EN VSS
Enable function test
A
OUTPUT
VCC
FB
+
OCSET
-
EN
VSS
Feedback function test
OUTPUT
VCC
FB
+
OCSET
-
EN VSS
+
V
-
Operation function test
AP1510 Rev. 7
DS31018
6 of 9
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JULY 2009
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