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STMICROELECTRONICS Manuals
Voltage Regulators
L7805ABV
31
32
33
34
35
36
37
38
39
40
Application information
L78xx, L78xxC, L78xxAB,
L78xxAC
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DocID2143 Rev 31
Figure 17. Negative output
volt
age circuit
Figure 18. Switching re
gulator
Figure 19. High input volt
age circuit (configuration 1)
V
IN
= V
I
- (V
Z
+ V
BE
)
1
...
...
30
31
32
33
34
...
...
57