AP1538 DIODES [Diodes Incorporated], AP1538 Datasheet - Page 8

• Manufacturer Part Number: AP1538
• Description: 18V 3A 300KHz BUCK CONVERTER
• Manufacturer: DIODES [Diodes Incorporated]

Test Circuit
AP1538 Rev. 2
+
-
A
Operation function test
Enable function test
V
OCSET
EN
OCSET
EN
V
CC
CC
OUTPUT
OUTPUT
V
V
SS
SS
open
FB
FB
www.diodes.com
open
8 of 14
+
-
V
18V 3A 300KHz BUCK CONVERTER
+
-
A
Feedback function test
V
OCSET
EN
CC
OUTPUT
V
SS
FB
©
AP1538
Diodes Incorporated
JUNE 2008