MIC2940A-12BU The Micrel MIC2940A-12BU is a 12V, 1.25A low-dropout linear voltage regulator. It offers efficient power regulation with a typical dropout voltage of 40mV at light loads.
Mfr Part #:

MIC2940A-12BU

Available from 2 distributors
Mfr Name: Micrel Inc.
Micrel Inc.
The Micrel MIC2940A-12BU is a 12V, 1.25A low-dropout linear voltage regulator. It offers efficient power regulation with a typical dropout voltage of 40mV at light loads.
✓ Total Stock: 84 pcs
$ Price Range: $0.28

MIC2940A-12BU Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
44 pcs
44 pcs On Request 1 On Request On Request 01+28 On Request On Request
Non-Authorised Inventory information
40 pcs
40 pcs On Request 1 On Request On Request On Request On Request On Request

MIC2940A-12BU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Lead Style
Mounting Type
Output Voltage
Quiescent Current

MIC2940A-12BU Description

Short technical summary and product information.

The MIC2940A-12BU from Micrel Inc. is an efficient, low-dropout voltage regulator designed for reliable power management. It provides a stable 12V output with a maximum current capability of 1.25A.

 

Key electrical characteristics include a very low dropout voltage, typically 40mV at light loads and 350mV at 1A, ensuring minimal power loss. The regulator also features low quiescent current, typically 240µA, which is beneficial for power-sensitive applications. The quiescent current increases only slightly in dropout conditions.

 

This device is suitable for surface mount applications, housed in a TO-263-3, D²Pak package. The standard package quantity is 1000 units. Its design aims for robustness and efficiency in various electronic systems.

MIC2940A-12BU Quick Information

Product Type: Voltage Regulator
Series: MIC2940A
Canonical Name: MIC2940A-12BU 12V 1.25A Low-Dropout Voltage Regulator
Subcategory: Linear

MIC2940A-12BU Compliance

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

MIC2940A-12BU Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

MIC2940A-12BU Features

  • Provides stable 12V output voltage.
  • Handles up to 1.25A output current.
  • Features very low dropout voltage.
  • Operates with low quiescent current.
  • Surface mount TO-263-3, D²Pak package.

MIC2940A-12BU Applications

  • Suitable for efficient power regulation.
  • Ideal for low power consumption designs.
  • Used in space-constrained applications.
  • Reliable for various electronic circuits.

MIC2940A-12BU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the MIC2940A-12BU?

The MIC2940A-12BU provides a nominal output voltage of 12V.

What is the maximum output current for the MIC2940A-12BU?

The MIC2940A-12BU can supply a maximum output current of 1.25A.

What is the typical dropout voltage at 1A for the MIC2940A-12BU?

The typical dropout voltage for the MIC2940A-12BU at 1A is 350mV.

What is the typical dropout voltage at light loads for the MIC2940A-12BU?

The typical dropout voltage for the MIC2940A-12BU at light loads is 40mV.

What is the typical quiescent current of the MIC2940A-12BU?

The MIC2940A-12BU has a typical quiescent current of 240µA.

What is the package type for the MIC2940A-12BU?

The MIC2940A-12BU is supplied in a TO-263-3, D²Pak (2 Leads + Tab) package.

How is the MIC2940A-12BU mounted?

The MIC2940A-12BU is designed for surface mount installation.

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