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LM78XX/LM78XXA Rev. 1.0

Figure 10. Fixed Output Regulator

Figure 11.

Figure 12. Circuit for Increasing Output Voltage

0.1

µF

0.33

µF

Output

Input

LM78XX

1

3

2

0.1

µF

0.33

µF

Output

Input

LM78XX

1

3

2

+ I

Q

Notes:

1. To specify an output voltage, substitute voltage value for “XX.” A common ground is required between the input and the

output voltage. The input voltage must remain typically 2.0V above the output voltage even during the low point on the input

ripple voltage.

0.1

µF

0.33

µF

Output

Input

LM78XX

1

3

2

R1

R2