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LTC3851EMSE-1#PBF The LTC3851EMSE-1#PBF from Analog Devices is a DC DC Switching Controller designed for step-down applications. It operates with an input voltage range of 4V to 38V and features a switching frequency up to 750kHz.
Mfr Part #:

LTC3851EMSE-1#PBF

Available from 1 distributors
Mfr Name: LT
LT
The LTC3851EMSE-1#PBF from Analog Devices is a DC DC Switching Controller designed for step-down applications. It operates with an input voltage range of 4V to 38V and features a switching frequency up to 750kHz.
✓ Total Stock: 2,350 pcs

LTC3851EMSE-1#PBF Available from 1 distributor

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Optech Co.,Limited ✓
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2,350 pcs
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2350 pcs On Request 1 On Request On Request 08+ On Request On Request
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LTC3851EMSE-1#PBF Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Clock Sync
Control Features
Duty Cycle
Halogen Free
Industrial Grade
Input Voltage
Lead Spacing
Lead Style
Medical Grade
Military Grade
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Phases
Output Type
Package / Case
SVHC Present
Storage Temperature
Supplier Device Package
Tape & Reel
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LTC3851EMSE-1#PBF Description

Short technical summary and product information.

The LTC3851EMSE-1#PBF is a DC-DC switching controller IC manufactured by Analog Devices. This component is designed for step-down (buck) regulator applications, offering a positive output configuration.

 

Key electrical specifications include an input voltage range of 4V to 38V and a maximum duty cycle of 99%. The switching frequency can be set between 250kHz and 750kHz, with a typical maximum of 750kHz. It supports synchronous rectification for improved efficiency and features control functions such as Enable, Frequency Control, Power Good, Soft Start, and Tracking.

 

This device is housed in a 16-lead QFN-EP (3x3) package, suitable for surface mounting. The operating temperature range is from -40°C to +85°C. The part is specified as RoHS3 Compliant, MSL 1, and REACH Unaffected, though these compliance statuses are noted with low confidence due to lack of verification.

LTC3851EMSE-1#PBF Quick Information

Product Type: DC DC Switching Controller
Series: LTC3851
Canonical Name: LTC3851EMSE-1#PBF Buck Regulator Positive Output Step-Down DC-DC Controller IC
Subcategory: DC-DC Switching Controllers

LTC3851EMSE-1#PBF Compliance

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

LTC3851EMSE-1#PBF Features

  • Step-down DC-DC switching controller IC.
  • Wide 4V to 38V input voltage range.
  • Switching frequency up to 750kHz.
  • Synchronous rectification support included.
  • Surface mountable QFN-16-EP(3x3) package.

LTC3851EMSE-1#PBF Applications

  • Used in power supply circuits.
  • Suitable for step-down voltage conversion.
  • Enables efficient power management.
  • Designed for positive output configurations.

LTC3851EMSE-1#PBF FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the LTC3851EMSE-1#PBF?

The input voltage range is 4V to 38V.

What package does the LTC3851EMSE-1#PBF come in?

It is available in a 16-lead QFN-EP (3x3 mm) surface mount package.

What is the operating temperature range of the LTC3851EMSE-1#PBF?

The operating temperature range is -40°C to +85°C.

What is the switching frequency of the LTC3851EMSE-1#PBF?

The switching frequency is adjustable from 250kHz to 750kHz.

Does the LTC3851EMSE-1#PBF have synchronous rectification?

Yes, it features synchronous rectification.

What control features does the LTC3851EMSE-1#PBF offer?

It includes enable, frequency control, power good, soft start, and tracking.

What is the output configuration of the LTC3851EMSE-1#PBF?

It has a positive output configuration with a transistor driver.

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