LT3971IDD-5 The LT3971IDD-5 is a synchronous step-down DC-DC converter from Analog Devices. It provides a fixed 5V output voltage and can deliver up to 1.2A of current.
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LT3971IDD-5

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Mfr Name: LT
LT
The LT3971IDD-5 is a synchronous step-down DC-DC converter from Analog Devices. It provides a fixed 5V output voltage and can deliver up to 1.2A of current.
✓ Total Stock: 65 pcs

LT3971IDD-5 Available from 1 distributor

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LT3971IDD-5 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Input Voltage
Mounting Type
Number of Outputs
Operating Temperature Range
Output Current
Output Voltage
Package / Case
Supplier Device Package
Synchronous Rectifier

LT3971IDD-5 Description

Short technical summary and product information.

The LT3971IDD-5 is a versatile DC-DC switching regulator designed for step-down conversion. It operates with an input voltage range of 4.3V to 38V, making it suitable for a wide array of power sources. The device provides a fixed output voltage of 5V and can supply a continuous output current of 1.2A.

 

This converter features a high switching frequency, with values cited up to 2.4MHz, allowing for the use of smaller external components and efficient power conversion. It is designed for surface mount applications and comes in a 10-pin DFN EP package. The operating temperature range is from -40°C to 125°C, suitable for automotive and industrial environments.

 

Key electrical characteristics include a line regulation of 0.01%/V, ensuring stable output voltage under varying input conditions. The LT3971IDD-5 is a single-output device, simplifying power supply designs where a single voltage rail is required.

LT3971IDD-5 Quick Information

Product Type: DC-DC Switching Regulator
Series: -
Canonical Name: LT3971IDD-5 DC-DC Step Down Converter
Subcategory: Buck (Step-Down) IC

LT3971IDD-5 Compliance

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

LT3971IDD-5 Features

  • Fixed 5V output voltage.
  • 1.2A continuous output current.
  • Wide 4.3V to 38V input range.
  • High switching frequency up to 2.4MHz.
  • Automotive temperature range (-40°C to 125°C).

LT3971IDD-5 Applications

  • Ideal for automotive power systems.
  • Suitable for industrial power supplies.
  • Used in battery-powered devices.
  • Efficient step-down voltage conversion.

LT3971IDD-5 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LT3971IDD-5?

The LT3971IDD-5 has a fixed output voltage of 5V.

What is the maximum output current for the LT3971IDD-5?

The LT3971IDD-5 can deliver a maximum output current of 1.2A.

What is the input voltage range for the LT3971IDD-5?

The input voltage range for the LT3971IDD-5 is from 4.3V to 38V.

What is the operating temperature range of the LT3971IDD-5?

The LT3971IDD-5 operates in a temperature range of -40°C to 125°C.

What package type is the LT3971IDD-5 supplied in?

The LT3971IDD-5 is supplied in a 10-pin DFN EP package.

What is the switching frequency of the LT3971IDD-5?

The switching frequency of the LT3971IDD-5 ranges from 200kHz to 2MHz, with a typical value of 2.4MHz.

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