L78M20CDT-1(2006) View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

L78M20CDT-1
(Rev.:2006)

Positive voltage regulators

STMicroelectronics 

L78M00 series

Typical performance

Figure 27. Adjustable output voltage with temperature compensation

VO = VXX (1+R2/R1) + VBE

Note:

Q2 is connected as a diode in order to compensate the variation of the Q1 VBE with the

temperature. C allows a slow rise time of the VO.

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