Beechcraft 20138 - Page 24

TO REGULATOR
....... ..-... ...--- -.......
TYPICAL
CONNECT
S CI UIT
H
F
A
CR
FROM
+
28V
Rl
D
BUSS
RS
C2
R2
'5.1V
CR3
OVER-
Ql
VOLIAGE
R4
WARNING
OVERVOLTAGE
!
R2
LAMP
L
ADJUST.
CR1
RS
Cl
Q2
R3
R6
R7
GROUND
FIG.
3-6
SIMPLIFIED
OVERVOLTAGE
PROTECTION CIRCUIT
3-12