LM2937IMP-12 The Texas Instruments LM2937IMP-12 is a fixed 12V linear voltage regulator capable of supplying up to 500mA of load current. It features low dropout voltage and protection against reverse battery and short circuit conditions.
Mfr Part #:

LM2937IMP-12

Available from 4 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM2937IMP-12 is a fixed 12V linear voltage regulator capable of supplying up to 500mA of load current. It features low dropout voltage and protection against reverse battery and short circuit conditions.
✓ Total Stock: 4,063 pcs
$ Price Range: $0.28

LM2937IMP-12 Available from 4 distributors

✓ Authorised
✓ Non-Authorised

LM2937IMP-12 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Current
Industrial Grade
Medical Grade
Military Grade
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Current
Output Type
Protection Features
Quiescent Current
SVHC Present
Supplier Device Package
Supplier Package
Voltage
Voltage Dropout (Max)

LM2937IMP-12 Description

Short technical summary and product information.

The LM2937IMP-12 from Texas Instruments is a positive voltage regulator designed for applications requiring up to 500mA of load current. It offers a fixed 12V output with a low dropout voltage, typically 0.5V at full load.

 

This regulator is well-suited for automotive and industrial control applications due to its robust protection features, including reverse battery protection, 60V input transient protection, internal short circuit, and thermal overload protection. It requires an output bypass capacitor for stability and is designed to be tolerant of a wide range of output capacitor ESR values, up to 3 Ω.

 

The LM2937IMP-12 is available in a surface-mount SOT-223-4 package, making it suitable for compact designs. Its quiescent current is minimized to typically 10mA under a 500mA load condition, contributing to power efficiency.

LM2937IMP-12 Quick Information

Product Type: Linear Voltage Regulator
Series: LM2937
Canonical Name: LM2937IMP-12 Low Dropout Regulator
Subcategory: Low Dropout Regulator

LM2937IMP-12 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LM2937IMP-12 Estimated Pricing

Qty Low High
1+ $0.28 $0.28

Estimated market price range - modelled values for guidance only, not live distributor offers.

LM2937IMP-12 Features

  • Fixed 12V positive voltage output.
  • Up to 500mA output current capability.
  • Low dropout voltage of 0.5V typical.
  • Reverse battery and short circuit protection.
  • Surface mount SOT-223-4 package.

LM2937IMP-12 Applications

  • Automotive applications.
  • Industrial control systems.
  • Point-of-load regulation.
  • Power supply filtering.

LM2937IMP-12 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LM2937IMP-12?

The LM2937IMP-12 provides a fixed output voltage of 12V.

What is the maximum output current of the LM2937IMP-12?

The maximum output current is 500mA.

What is the dropout voltage of the LM2937IMP-12?

The typical dropout voltage is 0.5V at 500mA load current.

What is the operating temperature range of the LM2937IMP-12?

The operating temperature range is -40°C to 85°C.

What package is the LM2937IMP-12 available in?

The LM2937IMP-12 is available in a surface-mount SOT-223-4 package (TO-261-4, TO-261AA).

What protection features does the LM2937IMP-12 include?

The LM2937IMP-12 includes over-temperature, reverse polarity, and short-circuit protection.

Does the LM2937IMP-12 have input transient protection?

Yes, the LM2937IMP-12 features 60V input transient protection.

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