Product details

Output options Adjustable Output, Negative Output Iout (Max) (A) 1.5 Vin (Max) (V) -3 Vin (Min) (V) -40 Vout (Max) (V) -1.2 Vout (Min) (V) -37 Noise (uVrms) 1110 Iq (Typ) (mA) 0.065 Thermal resistance θJA (°C/W) 23 Rating Catalog Load capacitance (Min) (µF) 1 Regulated outputs (#) 1 Accuracy (%) 4 PSRR @ 100 KHz (dB) 19 Dropout voltage (Vdo) (Typ) (mV) 2000 Operating temperature range (C) -25 to 150
Output options Adjustable Output, Negative Output Iout (Max) (A) 1.5 Vin (Max) (V) -3 Vin (Min) (V) -40 Vout (Max) (V) -1.2 Vout (Min) (V) -37 Noise (uVrms) 1110 Iq (Typ) (mA) 0.065 Thermal resistance θJA (°C/W) 23 Rating Catalog Load capacitance (Min) (µF) 1 Regulated outputs (#) 1 Accuracy (%) 4 PSRR @ 100 KHz (dB) 19 Dropout voltage (Vdo) (Typ) (mV) 2000 Operating temperature range (C) -25 to 150
TO-220 (KCS) 3 88 mm² 10.15 x 15.4
  • 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 dB
  • Direct Replacement for Industry-Standard LM237
    and LM337
  • 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 dB
  • Direct Replacement for Industry-Standard LM237
    and LM337

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 compensation.

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 compensation.

Download

Technical documentation

star =Top documentation for this product selected by TI
No results found. Please clear your search and try again.
View all 14
Type Title Date
* Data sheet LMx37 3-Terminal Adjustable Regulators datasheet (Rev. L) PDF | HTML 12 Jan 2015
Application note LDO Noise Demystified (Rev. B) PDF | HTML 18 Aug 2020
Application note LDO PSRR Measurement Simplified (Rev. A) PDF | HTML 09 Aug 2017
Application note AB-12 Wide Adjustable Range PNP Voltage Regulator (Rev. B) 06 May 2013
Application note AN-1148 Linear Regulators: Theory of Operation and Compensation (Rev. B) 06 May 2013
Application note AN-42 IC Provides On-Card Regulation for Logic Circuits (Rev. B) 06 May 2013
Application note AN-178 Applications for an Adjustable IC Power Regulator (Rev. B) 05 May 2013
Application note AN-182 Improving Power Supply Reliability with IC Power Regulators (Rev. B) 05 May 2013
Application note Method For Cal Output Voltage Tolerances in Adj Regs (Rev. A) 05 May 2013
Application note AN-1061 Power Conversion in Line-Powered Equipment (Rev. B) 23 Apr 2013
Application note High-Efficiency Reg has Low Drop-Out Voltage (Rev. B) 23 Apr 2013
Application note A New Production Technique for Trimming Voltage Regulators 03 Oct 2002
Application note Adjustable 3-Terminal Regulator for Low-Cost Battery Charging Systems 03 Oct 2002
Application note High Stability Regulators 03 Oct 2002

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Simulation model

LM337-N PSpice Transient Model

SNVMAP5.ZIP (49 KB) - PSpice Model
Simulation model

LM337-N Unencrypted PSpice Transient Model

SNVMAP4.ZIP (1 KB) - PSpice Model
Package Pins Download
TO-220 (KCS) 3 View options

Ordering & quality

Information included:
  • RoHS
  • REACH
  • Device marking
  • Lead finish/Ball material
  • MSL rating/Peak reflow
  • MTBF/FIT estimates
  • Material content
  • Qualification summary
  • Ongoing reliability monitoring

Recommended products may have parameters, evaluation modules or reference designs related to this TI product.

Support & training

TI E2E™ forums with technical support from TI engineers

Content is provided "as is" by TI and community contributors and does not constitute TI specifications. See terms of use.

If you have questions about quality, packaging or ordering TI products, see TI support. ​​​​​​​​​​​​​​

Videos