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L4963D The STMicroelectronics L4963D is a buck switching regulator IC designed for power management applications. It offers an adjustable output voltage and a 1.5A output current.
Mfr Part #:

L4963D

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics L4963D is a buck switching regulator IC designed for power management applications. It offers an adjustable output voltage and a 1.5A output current.
✓ Total Stock: 1,684 pcs
$ Price Range: $0.16

L4963D Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Optech Co.,Limited ✓
Non-Authorised Inventory information
1,684 pcs
On Request
1684 pcs On Request 1 On Request On Request 21+ On Request On Request
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L4963D Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Frequency
Function
Input Voltage
Lead Spacing
Lead Style
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Current
Output Type
Output Voltage
Supplier Device Package
Synchronous Rectifier
Topology
Voltage
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L4963D Description

Short technical summary and product information.

The STMicroelectronics L4963D is a versatile switching voltage regulator IC belonging to the L4963 series. This component is designed for step-down (buck) conversion, providing an adjustable positive output voltage. It can deliver a continuous output current of up to 1.5A.

 

The regulator operates with an input voltage range from 9V to 46V, making it suitable for a variety of power supply designs. The switching frequency is typically between 42kHz and 83kHz. The device features a load regulation of 15mV.

 

Packaged in a 20-SOIC surface-mount case, the L4963D is designed for ease of integration into printed circuit boards. It operates within a wide temperature range of -40°C to 150°C (TJ), ensuring reliability in demanding environments. The component is RoHS3 compliant and has an MSL rating of 1.

L4963D Quick Information

Product Type: Switching Voltage Regulator
Series: L4963
Canonical Name: STMicroelectronics L4963D Buck Switching Regulator IC
Subcategory: Voltage Regulators & Voltage Controllers

L4963D Compliance

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

L4963D Estimated Pricing

Qty Low High
1+ $0.16 $0.16

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

L4963D Features

  • Buck switching regulator IC.
  • Adjustable positive output voltage.
  • 1.5A maximum output current.
  • Wide input voltage range (9V to 46V).
  • Surface mount 20-SOIC package.

L4963D Applications

  • Power supply design.
  • DC-DC conversion circuits.
  • Embedded systems power.
  • Consumer electronics power.

L4963D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the L4963D?

9V to 46V.

What is the output current capability?

1.5A.

What is the switching frequency?

60kHz.

What is the operating temperature range?

-40°C to 150°C (junction).

What package is the L4963D available in?

20-SOIC (0.295", 7.50mm Width) surface mount.

How many outputs does the regulator have?

1.

What is the load regulation?

15mV.

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