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LM317KC View Datasheet(PDF) - Texas Instruments

Part NameDescriptionManufacturer
LM317KC 3-Terminal Adjustable Regulator TI
Texas Instruments TI
LM317KC Datasheet PDF : 32 Pages
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LM317
SLVS044W – SEPTEMBER 1997 – REVISED OCTOBER 2014
www.ti.com
System Examples (continued)
9.3.13 High-Current Adjustable Regulator Circuit
The NPNs at the top of the schematic allow higher currents at VOUT than the LM317 can provide, while still
keeping the output voltage at levels determined by the adjustment pin resistor divider of the LM317.
TIP73
2N2905
500 W
VI
5 kW
22 W
LM317
INPUT OUTPUT
ADJUST
120 W
1N4002
10 µF
10 µF
VO
47 µF
Figure 24. High-Current Adjustable Regulator Circuit
16
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