L7809C STMicroelectronics, L7809C Datasheet - Page 35

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

L78xx, L78xxC, L78xxAB, L78xxAC
Figure 26. Adjustable output voltage with temperature compensation
Note:
Figure 27. Light controllers (V
V
O
= V
V
O
XX
Q
temperature. C allows a slow rise time of the V
falls when the light goes up
2
(1+R
is connected as a diode in order to compensate the variation of the Q
2
/R
1
) + V
BE
O(min)
= V
Doc ID 2143 Rev 26
XX
+ V
BE
)
O
.
V
O
rises when the light goes up
Application information
1
V
BE
with the
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