L7809C STMicroelectronics, L7809C Datasheet - Page 29
L7809C
Manufacturer Part Number
L7809C
Description
Positive voltage regulators
Manufacturer
STMicroelectronics
Datasheet
1.L7812C.pdf
(57 pages)
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L78xx, L78xxC, L78xxAB, L78xxAC
Figure 9.
Figure 10. Circuit for increasing output voltage
Figure 11. Adjustable output regulator (7 to 30 V)
I
V
R1
O
= V
≥ 5 I
I
XX
O
d
= V
(1+R
Current regulator
XX
2
/R
/R
1
1
+I
)+I
d
d
R
2
Doc ID 2143 Rev 26
Application information
29/57