LM317
LM317 is 3-Terminal Adjustable Regulator manufactured by Texas Instruments.
SLVS044Z
- SEPTEMBER 1997
- REVISED APRIL 2025
LM317 3-Pin Adjustable Regulator
1 Features
- Output voltage range:
- Adjustable: 1.25V to 37V
- Output current: 1.5A
- Line regulation: 0.01%/V (typ)
- Load regulation: 0.1% (typ)
- Internal short-circuit current limiting
- Thermal overload protection
- Output safe-area pensation (new chip)
- PSRR: 80dB at 120Hz for CADJ = 10μF (new chip)
- Packages:
- 4-pin, SOT-223 (DCY)
- 3-pin, TO-263 (KTT)
- 3-pin, TO-220 (KCS, KCT), legacy chip
2 Applications
- Multifunction printers
- AC drive power stage modules
- Electricity meters
- Servo drive control modules
- Merchant network and server PSU
VIN ¤ 28V
LM317 VOUT
C1-
0.1¡F
R2...
Representative LM317 image (package may vary by manufacturer)
