AHF28XX Series
AHF28XX ( Single Output ) Block Diagram
EM I
Filter
8
+Input
4
3
+Vout
Under-Voltage
Detector
Return
Primary
Housekeeping
Supply
1
Enable
6
Drive
Case
Pulse W idth
FB
Error
Am p &
Ref
M odulator
CS
Input
Return
7
AHF28XX ( Dual Output ) Block Diagram
EMI
Filter
8
+Input
2
3
4
+Vout
Return
-Vout
Under-Voltage
Detector
Primary
Housekeeping
Supply
1
Enable
Drive
6
Case
Pulse W idth
FB
Error
Amp &
Ref
Modulator
CS
Input
Return
7
14
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