MC78M12CDTXM 查看數據表（PDF） - Fairchild Semiconductor

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MC78M12CDTXM

3-Terminal 0.5 A Positive Voltage Regulator

Fairchild Semiconductor 

Typical Applications

VI

1 KA78M05

3

LM78M05

VO

MC78M05

CI

0.3 μF

2

CO

0.1 μF

Figure 2. Fixed-Output Regulator

VI

1

KA78M05

LM78M05

3

MC78M05

CI

2

0.33 μF

IO

CO

0.1 μF

Vxx

IO = R1 +IO

VXX

IO

R1

Figure 3. Constant-Current Regulator

Notes:

5. CI is required if the regulator is located an appreciable distance from the power supply filter.

6. Although no output capacitor is needed for stability, it does improve transient response.

© 2001 Fairchild Semiconductor Corporation

KA78M05 / LM78M05 / MC78M05 Rev. 1.1.0

4

www.fairchildsemi.com

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