LT3481EDD#PBF The LT3481EDD#PBF from Analog Devices is a 36V, 2A step-down switching regulator. It operates with a wide input voltage range and features adjustable switching frequency.
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LT3481EDD#PBF

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Mfr Name: LT
LT
The LT3481EDD#PBF from Analog Devices is a 36V, 2A step-down switching regulator. It operates with a wide input voltage range and features adjustable switching frequency.
✓ Total Stock: 421 pcs

LT3481EDD#PBF Available from 1 distributor

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LT3481EDD#PBF Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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LT3481EDD#PBF Description

Short technical summary and product information.

The LT3481EDD#PBF is a monolithic buck switching regulator from Analog Devices, designed to accept input voltages up to 34V, with a maximum rating of 36V. It can deliver a maximum output current of 2A.

 

This regulator features an adjustable switching frequency ranging from 300kHz to 2.8MHz, allowing for optimization of efficiency and component size. It includes a low ripple Burst Mode operation that maintains high efficiency at low output currents, with output ripple below 15mV. The device also boasts a low shutdown current of less than 1µA and a saturating switch with 0.18Ω on-resistance.

 

The LT3481EDD#PBF is available in compact 10-pin MSOP and 3mm x 3mm DFN packages with exposed pads for enhanced thermal performance. Its integrated boost diode and power good flag simplify design and monitoring.

 

Applications for this switching regulator include automotive battery regulation, power for portable products, distributed supply regulation, industrial supplies, and wall transformer regulation.

LT3481EDD#PBF Quick Information

Product Type: Switching Regulator
Series: LT3481
Canonical Name: LT3481EDD#PBF 36V, 2A, 2.8MHz Step-Down Switching Regulator
Subcategory: Voltage Regulators

LT3481EDD#PBF Compliance

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

LT3481EDD#PBF Features

  • Wide input voltage range: 3.6V to 34V
  • 2A maximum output current
  • Adjustable switching frequency up to 2.8MHz
  • Low 50µA quiescent current in Burst Mode
  • Integrated boost diode and power good flag

LT3481EDD#PBF Applications

  • Automotive battery regulation
  • Power for portable products
  • Distributed supply regulation
  • Industrial power supplies
  • Wall transformer regulation

LT3481EDD#PBF FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the LT3481EDD#PBF?

The operating input voltage range is 3.6V to 36V, with a maximum rating of 36V.

What is the output current capability?

Maximum output current is 2A.

Can the switching frequency be adjusted?

Yes, the switching frequency is adjustable from 300kHz to 2.8MHz.

What packages are available for the LT3481EDD#PBF?

The device is offered in 10-VDFN-EP and 10-MSOP packages.

What is the quiescent current consumption?

Typical quiescent current is 50µA at 12VIN to 3.3VOUT.

What is the output ripple specification?

Output ripple is less than 15mV.

What is the feedback reference voltage?

The feedback reference voltage is 1.265V.

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