L7809C STMicroelectronics, L7809C Datasheet - Page 32

• Manufacturer Part Number: L7809C
• Description: Positive voltage regulators
• Manufacturer: STMicroelectronics

Application information
L78xx, L78xxC, L78xxAB, L78xxAC
Figure 17. Negative output voltage circuit
Figure 18. Switching regulator
Figure 19. High input voltage circuit (configuration 1)
V
= V
- (V
+ V
)
IN
I
Z
BE
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Doc ID 2143 Rev 26