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LTC3854EMSE The Analog Devices LTC3854EMSE is a high-performance synchronous step-down DC/DC controller. It operates with an input voltage range of 4.5V to 38V and a switching frequency of 400kHz.
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LTC3854EMSE

Available from 2 distributors
Mfr Name: LT
LT
The Analog Devices LTC3854EMSE is a high-performance synchronous step-down DC/DC controller. It operates with an input voltage range of 4.5V to 38V and a switching frequency of 400kHz.
✓ Total Stock: 392 pcs

LTC3854EMSE Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Optech Co.,Limited ✓
Non-Authorised Inventory information
392 pcs
On Request
392 pcs On Request 1 On Request On Request 14+/15 On Request On Request
HK XINYUANXIN ELECTRONIC TECH LIMITED ✓
Non-Authorised Inventory information
On Request
On Request
On Request On Request 1 On Request On Request On Request On Request On Request
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LTC3854EMSE Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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LTC3854EMSE Description

Short technical summary and product information.

The LTC3854EMSE from Analog Devices is a high-performance synchronous step-down switching DC/DC controller. It drives an all N-channel synchronous power MOSFET stage and features a 400kHz constant frequency current mode architecture.

 

Key electrical specifications include a wide input voltage range from 4.5V to 38V, a typical output current of 25A, and a reference voltage accuracy of ±1% over temperature. The controller supports very low dropout operation with up to 97% duty cycle and includes features like adjustable output voltage, soft-start, and output overvoltage protection.

 

This controller is designed for small footprint applications, utilizing a tiny thermally enhanced 12-lead MSOP package. It is suitable for various power management applications requiring efficient step-down conversion.

LTC3854EMSE Quick Information

Product Type: DC DC Switching Controller
Series: LTC3854
Canonical Name: LTC3854EMSE Synchronous Step-Down DC/DC Controller
Subcategory: Power Management

LTC3854EMSE Compliance

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

LTC3854EMSE Features

  • Wide 4.5V to 38V input voltage range.
  • 400kHz constant frequency operation.
  • ±1% reference accuracy over temperature.
  • 97% duty cycle for low dropout.
  • Tiny 12-lead MSOP package.

LTC3854EMSE Applications

  • Synchronous step-down power conversion.
  • High performance power management.
  • Applications requiring wide VIN range.
  • Compact footprint designs.

LTC3854EMSE FAQs

6 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the LTC3854EMSE?

The input voltage range is 4.5V minimum to 38V maximum.

What is the operating temperature range?

The operating temperature range is -40°C to 125°C.

What package is the LTC3854EMSE available in?

The LTC3854EMSE is available in a 12-Lead MSOP with exposed pad package.

What is the switching frequency of the LTC3854EMSE?

The switching frequency is 400 kHz.

What is the maximum output current?

The typical output current is 25 A.

What is the shutdown current?

The shutdown current is typically 15 µA.

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