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LM2937IMPX-3.3/NOPB The Texas Instruments LM2937IMPX-3.3/NOPB is a fixed 3.3V linear voltage regulator. It offers a 400mA output current and is housed in a surface-mount SOT-223-4 package.
Mfr Part #:

LM2937IMPX-3.3/NOPB

Available from 8 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM2937IMPX-3.3/NOPB is a fixed 3.3V linear voltage regulator. It offers a 400mA output current and is housed in a surface-mount SOT-223-4 package.
✓ Total Stock: 220,124 pcs
$ Price Range: $0.88

LM2937IMPX-3.3/NOPB Available from 8 distributors

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DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

LM2937IMPX-3.3/NOPB Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Type
Protection Features
Quiescent Current
Supplier Device Package
Supplier Package
Voltage
Voltage Dropout (Max)
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LM2937IMPX-3.3/NOPB Description

Short technical summary and product information.

The LM2937IMPX-3.3/NOPB from Texas Instruments is a positive voltage regulator capable of supplying up to 400 mA of load current. It features a fixed 3.3V output voltage and a low dropout voltage characteristic, typically 0.5V at full load.

 

This regulator is designed for reliability with internal short circuit and thermal overload protection. It also includes reverse battery protection and 60V input transient protection, making it suitable for automotive and industrial applications. The device operates over a temperature range of -40°C to 125°C.

 

The LM2937IMPX-3.3/NOPB is supplied in a surface-mount SOT-223-4 package. It requires an output bypass capacitor for stability, with a wide ESR range up to 3 Ω supported by internal compensation circuitry.

LM2937IMPX-3.3/NOPB Quick Information

Product Type: Voltage Regulator
Canonical Name: LM2937IMPX-3.3/NOPB Low-Dropout Voltage Regulator
Subcategory: Low-Dropout (LDO) Regulator

LM2937IMPX-3.3/NOPB Compliance

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

LM2937IMPX-3.3/NOPB Estimated Pricing

Qty Low High
1+ $0.88 $0.88

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

LM2937IMPX-3.3/NOPB Features

  • Fixed 3.3V output voltage.
  • Output current up to 400mA.
  • Low dropout voltage of 0.5V typical.
  • Internal short circuit and thermal protection.
  • Operates from -40°C to 125°C.

LM2937IMPX-3.3/NOPB Applications

  • Ideal for automotive applications.
  • Suitable for industrial control systems.
  • Used in point-of-load regulation.
  • Provides stable power for sensitive circuits.

LM2937IMPX-3.3/NOPB FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LM2937IMPX-3.3/NOPB?

3.3V fixed output.

What is the output current capability?

400mA nominal.

What is the dropout voltage?

1V maximum at 50mA, typical 0.5V at full rated load current.

What is the operating temperature range?

-40°C to 125°C.

What package is the LM2937IMPX-3.3/NOPB available in?

SOT-223-4 (also TO-261-4).

What protection features are included?

Over temperature, reverse polarity, short circuit, reverse battery, internal short circuit, and thermal overload protection.

What is the input transient protection rating?

Up to 60V.

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