AZ431-B Datasheet, PDF (12/19 Pages) BCD Semiconductor Manufacturing Limited – ADJUSTABLE PRECISION SHUNT REGULATORS

ADJUSTABLE PRECISION SHUNT REGULATORS
Typical Application (Continued)
Data Sheet
AZ431-B
V_IN
R1
8.2K
AZ1117
Adjust
V_OUT
5V, 1A
R2
250
AZ431-B
R3
250
Figure 22. Precision 5V 1A Regulator
C1
R2 680
R1
3
COMP
PWM Controller
4
VFB
U2
C2
2
PS521
R3
R4
R5
Q1
AZ431-B
Figure 23. PWM Converter with Reference
V_OUT
Mar. 2007 Rev. 2. 4
BCD Semiconductor Manufacturing Limited
12