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See Technical Specifications

LM137H

Versatile negative voltage regulator with adjustable output for harsh environments

Manufacturer:

Texas Instruments
Mfr.Part #:

LM137H
Datasheet:

LM137H Datasheet (PDF)
Output options:

Adjustable Output
Iout (max) (A):

1.5
Vin (max) (V):

-4.2
Vin (min) (V):

-40

Email: [email protected]

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Tel: +852 95804164

LM137H General Description

The LM137H is a voltage regulator integrated circuit (IC) manufactured by Texas Instruments. It falls under the category of adjustable linear regulators, providing a stable output voltage regardless of variations in input voltage or load conditions. The "H" designation typically indicates a metal can package, offering enhanced thermal dissipation capabilities compared to standard plastic packages.This device is capable of regulating output voltages between 1.25 volts and 37 volts, making it suitable for a wide range of applications requiring precise voltage regulation. It can deliver output currents up to 1.5 amps, ensuring adequate power delivery for various loads. The LM137H features internal current limiting and thermal shutdown protection mechanisms, safeguarding the device and the connected circuitry from potential damage due to overcurrent or overheating conditions.With its robust design and comprehensive protection features, the LM137H is commonly used in power supply circuits for electronic equipment, instrumentation, and other industrial applications where stable and reliable voltage regulation is crucial

Key Features

The LM137H is a voltage regulator with features including adjustable output voltage, high ripple rejection, low dropout voltage, and thermal overload protection

It has a maximum output current of 1

5A, operates within a temperature range of -55°C to 150°C, and comes in a TO-39 metal can package

Application

The LM137H is a voltage regulator commonly used in industrial and automotive applications to provide a stable voltage output

Its versatility makes it suitable for powering electronic devices, voltage stabilization in power supplies, and precision voltage control in instrumentation

Specifications

Output options	Adjustable Output	Iout (max) (A)	1.5
Vin (max) (V)	-4.2	Vin (min) (V)	-40
Vout (max) (V)	-1.2	Vout (min) (V)	-37
Noise (µVrms)	1110	Iq (typ) (mA)	0.065
Thermal resistance θJA (°C/W)	137	Rating	Military
Load capacitance (min) (µF)	1	Regulated outputs (#)	1
Accuracy (%)	4	PSRR at 100 KHz (dB)	30
Dropout voltage (Vdo) (typ) (mV)	3000	Operating temperature range (°C)	-55 to 150