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Linear & low-dropout (LDO) regulators

LM237

ACTIVE

1.5-A, negative, adjustable linear voltage regulator with low-IQ

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Data sheet

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LM237

ACTIVE
Data sheet Order now

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 Rating Catalog Noise (µVrms) 1110 PSRR at 100 KHz (dB) 19 Iq (typ) (mA) 0.065 Thermal resistance θJA (°C/W) 23 Load capacitance (min) (µF) 1 Regulated outputs (#) 1 Accuracy (%) 4 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 Rating Catalog Noise (µVrms) 1110 PSRR at 100 KHz (dB) 19 Iq (typ) (mA) 0.065 Thermal resistance θJA (°C/W) 23 Load capacitance (min) (µF) 1 Regulated outputs (#) 1 Accuracy (%) 4 Dropout voltage (Vdo) (typ) (mV) 2000 Operating temperature range (°C) -25 to 150
TO-220 (KCS) 3 46.228 mm² 10.16 x 4.55
  • 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.
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* Data sheet LMx37 3-Terminal Adjustable Regulators datasheet (Rev. L) PDF | HTML 12 Jan 2015

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