Data sheet, Adjustable precision shunt regulators az431-b, Typical application (continued) – Diodes AZ431B User Manual
Page 12
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Data Sheet
12
Dec. 2012 Rev. 3.3
BCD Semiconductor Manufacturing Limited
ADJUSTABLE PRECISION SHUNT REGULATORS AZ431-B
Figure 21. PWM Converter with Reference
Figure 20. Precision 5V 1A Regulator
AZ1117
V
IN
V
OUT
Adjust
8.2K
AZ431-B
R1
R2
R3
250
250
5V, 1A
PWM Controller
C1
R1
R2 680
U2
3
4
PS521
C2
2
R3
R4
R5
V
OUT
AZ431-B
Q1
COMP
VFB
Typical Application (Continued)
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