LT3685EMSE The LT3685EMSE is a monolithic step-down switching regulator from LT. It operates with input voltages up to 38V and provides an output current of 2A.
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LT3685EMSE

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Mfr Name: LT
LT
The LT3685EMSE is a monolithic step-down switching regulator from LT. It operates with input voltages up to 38V and provides an output current of 2A.
✓ Total Stock: 3,675 pcs

LT3685EMSE Available from 1 distributor

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3,675 pcs
3675 pcs On Request 1 On Request On Request 0718+ On Request On Request

LT3685EMSE Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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LT3685EMSE Description

Short technical summary and product information.

The LT3685EMSE is a versatile monolithic step-down switching regulator manufactured by LT. It is designed to accept input voltages up to 38V operating and can withstand transients up to 60V due to its internal overvoltage protection circuit. This regulator features an adjustable frequency range from 200kHz to 2.4MHz, allowing for optimization of performance and component size.

 

With a maximum output current of 2A and an output voltage range from 0.79V to 20V, the LT3685EMSE is suitable for a variety of power management applications. It incorporates a high-efficiency 0.25A switch, a boost Schottky diode, and necessary oscillator circuitry on a single die. The device operates within a temperature range of 0°C to 85°C and is housed in an MS-10E package.

 

Key electrical specifications include a minimum input voltage of 3.6V, a maximum switch current of 3.7A, and a low shutdown quiescent current of 1.3µA. The typical supply current is 0.45mA. The regulator's Vref accuracy over temperature is 1.9% typical.

 

This switching regulator utilizes a constant frequency current mode architecture. It supports external synchronization within a range of 250kHz to 2MHz. The LT3685EMSE is designed for applications requiring efficient voltage conversion from higher input voltages to lower output voltages.

LT3685EMSE Quick Information

Product Type: Switching Regulator
Series: LT3685
Canonical Name: LT3685EMSE 36V, 2A, 2.4MHz Step-Down Switching Regulator
Subcategory: DC-DC Switching Regulators

LT3685EMSE Compliance

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

LT3685EMSE Features

  • Adjustable frequency from 200kHz to 2.4MHz.
  • Accepts input voltages up to 38V.
  • Provides 2A maximum output current.
  • Internal overvoltage protection up to 60V.
  • Constant frequency current mode architecture.

LT3685EMSE Applications

  • Step-down power supplies for industrial equipment
  • Battery-powered systems requiring high efficiency
  • Distributed power architectures in embedded systems
  • Automotive and transportation power regulation

LT3685EMSE FAQs

6 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the LT3685EMSE?

The LT3685EMSE operates from a 3.6V to 38V input, with transient protection up to 60V.

What is the maximum output current of the LT3685EMSE?

The LT3685EMSE can deliver up to 2A of output current.

What is the operating temperature range of the LT3685EMSE?

The LT3685EMSE operates from 0°C to 85°C.

What package does the LT3685EMSE come in?

The LT3685EMSE is housed in a 10-lead MS-10E package.

What is the switching frequency range of the LT3685EMSE?

The switching frequency is adjustable from 200kHz to 2.4MHz, and can be synchronized to an external clock from 250kHz to 2MHz.

What is the output voltage range of the LT3685EMSE?

The output voltage is adjustable from 0.79V to 20V.

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