TL317 Datasheet, PDF (5/7 Pages) Texas Instruments – 3-TERMINAL ADJUSTABLE REGULATORS

TL317
3-TERMINAL ADJUSTABLE REGULATORS
APPLICATION INFORMATION
SLVS004C – APRIL 1979 – REVISED JULY 1999
R2 = 1.5 kΩ
TL317
Adjustment
R1 = 470 Ω
VI
Input Output
TL317
C1 = 0.1 µF
C2 = 1 µF
TL317
Input Output
Adjustment
VI
Input Output
Adjustment
VO
R3 =
240 Ω
R2 = 5.1 kΩ
R1 =
470 Ω
VO = 15 V
1N4002
R3 = 50 kΩ
Output
Adjust
R4 =
2 kΩ
2N2905
C1 = 25 µF
Figure 5. Tracking Preregulator Circuit
TL317
24 Ω
VI
Input Output
Adjustment
Figure 7. 50-mA Constant-Current
Battery Charger Circuit
Figure 6. Slow Turnon 15-V Regulator Circuit
TL317
VI
Input Output
Adjustment
240 Ω
1.1 kΩ
ICHG
VBE
+R
V_BE
I_CHG
V–
Figure 8. Current-Limited 6-V Charger
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