L78M00 데이터 시트보기 (PDF) - STMicroelectronics

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L78M00

POSITIVE VOLTAGE REGULATORS

STMicroelectronics 

Figure 23 : Power AM Modulator (unity voltage gain, IO ≤ 0.5)

L78M00 SERIES

NOTE: The circuit performs well up to 100 KHz.

Figure 24 : Adjustable Output Voltage with Temperature Compensation

VO = VXX (1+ RR21 ) + 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 risetime of the VO.

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