LT3680IDD#PBF The LT3680IDD#PBF is a 36V, 3.5A monolithic buck switching regulator from Analog Devices. It offers adjustable switching frequencies and low quiescent current operation.
Mfr Part #:

LT3680IDD#PBF

Available from 1 distributors
Mfr Name: Linear Technology
Linear Technology
The LT3680IDD#PBF is a 36V, 3.5A monolithic buck switching regulator from Analog Devices. It offers adjustable switching frequencies and low quiescent current operation.
✓ Total Stock: 6 pcs

LT3680IDD#PBF Available from 1 distributor

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LT3680IDD#PBF Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Lead Style
Mounting Type
Output Current
Output Voltage
Package / Case
Quiescent Current
SVHC Present
Storage Temperature
Tape & Reel

LT3680IDD#PBF Description

Short technical summary and product information.

The LT3680IDD#PBF is a high-efficiency, monolithic buck switching regulator designed by Analog Devices (formerly Linear Technology). It accepts input voltages up to 36V and can deliver a maximum output current of 3.5A. The device features an adjustable switching frequency range from 200kHz to 2.4MHz, allowing for optimization of component size and efficiency.

 

Key electrical characteristics include a low quiescent current of 75µA in Burst Mode operation and less than 0.5µA in shutdown. It incorporates a 95mΩ saturating switch for high efficiency and an integrated boost Schottky diode. The output voltage can be adjusted from 0.79V to 30V, with a feedback reference voltage of 0.790V.

 

Designed for various applications such as automotive battery regulation, portable product power, and distributed supply regulation, the LT3680IDD#PBF is available in thermally enhanced MSOP and 3mm x 3mm DFN packages. These packages feature exposed pads for improved thermal performance. The regulator also includes features like soft-start capability and a power good flag.

 

Applications include automotive battery regulation, power for portable products, distributed supply regulation, industrial supplies, and wall transformer regulation. The device supports synchronization between 250kHz and 2MHz.

LT3680IDD#PBF Quick Information

Product Type: Voltage Regulator - DC-DC Switching
Series: LT3680
Canonical Name: LT3680 36V, 3.5A, 2.4MHz Step-Down Switching Regulator
Subcategory: DC-DC Buck Converter

LT3680IDD#PBF Compliance

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

LT3680IDD#PBF Features

  • Wide input voltage range: 3.6V to 36V.
  • High output current capability: 3.5A maximum.
  • Low quiescent current: 75µA in Burst Mode.
  • Adjustable switching frequency: 200kHz to 2.4MHz.
  • Integrated boost diode and 95mΩ switch.

LT3680IDD#PBF Applications

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

LT3680IDD#PBF FAQs

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

3.6V to 36V.

What is the maximum output current?

3.5A.

What is the output voltage range?

0.79V to 30V.

What is the switching frequency range?

200kHz to 2.4MHz, adjustable via external resistor.

What is the operating junction temperature range?

-40°C to 150°C (standard / extended).

What is the quiescent current?

75µA typical at 12VIN to 3.3VOUT.

What is the package type?

Surface-mount DD package.

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