SNVS754I – JANUARY 2000 – REVISED APRIL 2013
*Solid tantalum.
**Heat sink Q1.
***Optional: Improves ripple rejection and transient response.
Load Regulation: 0.6% 0
≤
I
L
≤
250mA pulsed with t
ON
= 50ms.
Figure 16. 5V, 500mA Regulator with Short Circuit Protection
*Solid tantalum.
Figure 17. ±15V, 100mA Dual Power Supply
*Solid tantalum.
V
OUT
= V
G
+ 5V, R1 = (−V
IN
/I
Q LM78L05
)
V
OUT
= 5V (R2/R4) for (R2 + R3) = (R4 + R5)
A 0.5V output will correspond to (R2/R4) = 0.1 (R3/R4) = 0.9
Figure 18. Variable Output Regulator 0.5V-18V
10
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