LM431ACM3X The Texas Instruments LM431ACM3X is an adjustable precision Zener shunt regulator. It offers a programmable output voltage from 2.5V to 36V with high accuracy.
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LM431ACM3X

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM431ACM3X is an adjustable precision Zener shunt regulator. It offers a programmable output voltage from 2.5V to 36V with high accuracy.
✓ Total Stock: 139,077 pcs
$ Price Range: $0.99

LM431ACM3X Available from 1 distributor

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LM431ACM3X Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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LM431ACM3X Description

Short technical summary and product information.

The LM431ACM3X from Texas Instruments is a 3-terminal adjustable shunt regulator designed for guaranteed temperature stability. Its output voltage can be precisely set to any level greater than 2.5V up to 36V by using two external resistors.

 

Key electrical specifications include a minimum output voltage of 2.5V and a maximum adjustable output voltage of 36V. The device boasts an initial accuracy of up to 0.5% and requires a minimum regulation current of 400 µA. It can handle a maximum output current of 100 mA. The temperature coefficient is typically 50 ppm/°C, ensuring stable operation over its specified temperature range.

 

This shunt regulator operates within a temperature range of -40°C to 85°C. It is available in a space-saving SOT-23 surface mount package, making it suitable for various electronic designs where space is a constraint. The LM431ACM3X is an excellent replacement for many zener diode applications due to its sharp turn-on characteristics and programmable voltage output.

LM431ACM3X Quick Information

Product Type: Shunt Regulator
Series: LM431
Canonical Name: LM431 Adjustable Precision Zener Shunt Regulator
Subcategory: Shunt Voltage Reference

LM431ACM3X Compliance

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

LM431ACM3X Estimated Pricing

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1+ $0.99 $0.99

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

LM431ACM3X Features

  • Adjustable output voltage from 2.5V to 36V.
  • High initial accuracy up to 0.5%.
  • Wide operating temperature range of -40°C to 85°C.
  • Fast turn-on response characteristic.
  • Available in SOT-23 surface mount package.

LM431ACM3X Applications

  • Ideal for programmable voltage references.
  • Suitable for power supply regulation.
  • Used in battery charging circuits.
  • Applicable for over-voltage protection.

LM431ACM3X FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage range of the LM431ACM3X?

The output voltage is adjustable from 2.5V to 36V.

What is the package type of the LM431ACM3X?

It is offered in a surface mount SOT-23 package.

What is the operating temperature range?

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

What is the initial accuracy of the LM431ACM3X?

The maximum initial accuracy is 0.5%.

What is the minimum regulation current?

The minimum regulation current is 400 µA.

What is the maximum output current?

The maximum output current is 100 mA.

What is the temperature coefficient?

The maximum temperature coefficient is 97 ppm/°C, with a typical value of 50 ppm/°C.

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