LM337
LM337 is 3-Terminal Adjustable Regulators manufactured by Texas Instruments.
Features
- 1 Output Voltage Range Adjustable From
- 1.2 V to
- 37 V
- Output Current Capability of 1.5 A Max
- Input Regulation Typically 0.01% Per Input-
Voltage Change
- Output Regulation Typically 0.3%
- Peak Output Current Constant Over Temperature
Range of Regulator
- Ripple Rejection Typically 77 d B
- Direct Replacement for Industry-Standard LM237 and LM337
2 Applications
- Applications Requiring Negative Output Voltage or Precision Current Regulation
- Consumer Electronics
- End Equipment
- Portable Applications
3 Description
The LM237 and LM337 are adjustable 3-terminal negative-voltage regulators capable of supplying in excess of
- 1.5 A over an output voltage range of
- 1.2 V to
- 37 V. They require only two external resistors to set the output voltage and one output capacitor for frequency pensation.
Device Information(1)
PART NUMBER
PACKAGE
BODY SIZE (NOM)
TO-220 (4)
10.16 mm x 8.82 mm
LMx37
TO-263 (4)
10.16 mm x 9.02 mm
TO-252 (4)
6.6 mm x 6.10 mm
(1) For all available packages, see the orderable addendum at the end of the data sheet.
4 Simplified Schematic
LM237 or
INPUT OUTPUT
ADJUSTMENT R1
C1...
