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LT3973EDD-3.3#TRPBF The LT3973EDD-3.3#TRPBF is a DC-DC switching regulator from LT. It features a fixed 3.3V output voltage and a 750mA output current, operating from an input voltage range of 4.2V to 42V.
Mfr Part #:

LT3973EDD-3.3#TRPBF

Available from 1 distributors
Mfr Name: LT
LT
The LT3973EDD-3.3#TRPBF is a DC-DC switching regulator from LT. It features a fixed 3.3V output voltage and a 750mA output current, operating from an input voltage range of 4.2V to 42V.
✓ Total Stock: 2,800 pcs

LT3973EDD-3.3#TRPBF Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Optech Co.,Limited ✓
Non-Authorised Inventory information
2,800 pcs
On Request
2800 pcs On Request 1 On Request On Request 2018 On Request On Request
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LT3973EDD-3.3#TRPBF Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Function
Lead Spacing
Lead Style
Mounting Type
Operating Temperature
Output Configuration
Output Type
Package / Case
SVHC Present
Supplier Device Package
Synchronous Rectifier
Tape & Reel
Topology
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LT3973EDD-3.3#TRPBF Description

Short technical summary and product information.

The LT3973EDD-3.3#TRPBF is a step-down DC-DC switching regulator designed for power management applications. It provides a fixed positive output voltage of 3.3V and can deliver up to 750mA of current. The device operates over a wide input voltage range from 4.2V to 42V, making it suitable for various power supply designs.

 

This regulator utilizes a buck topology and operates at switching frequencies between 195kHz and 2.15MHz. It is designed for surface mounting and comes in a 10-pin DFN EP package. The operating temperature range is -40°C to 125°C (TJ).

 

Key electrical characteristics include its synchronous rectifier 'No' configuration, ensuring efficient power conversion. The fixed output type simplifies design for applications requiring a stable 3.3V rail. Its robust input voltage range and output current capability make it a versatile component for industrial and automotive power systems.

LT3973EDD-3.3#TRPBF Quick Information

Product Type: DC-DC Switching Regulator
Series: LT3973
Canonical Name: LT3973EDD-3.3#TRPBF DC-DC Switching Regulator
Subcategory: DC-DC Switching Regulators

LT3973EDD-3.3#TRPBF Compliance

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

LT3973EDD-3.3#TRPBF Features

  • Step-down DC-DC switching regulator.
  • Fixed 3.3V positive output voltage.
  • 750mA output current capability.
  • Wide 4.2V to 42V input voltage range.
  • Surface mount 10-DFN (3x3) package.

LT3973EDD-3.3#TRPBF Applications

  • Suitable for power supply designs.
  • Used in industrial applications.
  • Applicable in automotive systems.
  • Provides stable 3.3V power rail.

LT3973EDD-3.3#TRPBF FAQs

4 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LT3973EDD-3.3#TRPBF?

The LT3973EDD-3.3#TRPBF has a fixed output voltage of 3.3V.

What is the maximum output current for the LT3973EDD-3.3#TRPBF?

The maximum output current for the LT3973EDD-3.3#TRPBF is 750mA.

What is the operating temperature range of the LT3973EDD-3.3#TRPBF?

The operating temperature range for the LT3973EDD-3.3#TRPBF is -40°C to 125°C (TJ).

How is the LT3973EDD-3.3#TRPBF mounted?

The LT3973EDD-3.3#TRPBF is designed for surface mounting.

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