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LTC3859ALEUHF The LTC3859ALEUHF from Linear Technology is a switching voltage regulator controller. It operates with an input voltage range of 4.5V to 38V and supports up to 3 outputs.
Mfr Part #:

LTC3859ALEUHF

Available from 1 distributors
Mfr Name: Linear Technology
Linear Technology
The LTC3859ALEUHF from Linear Technology is a switching voltage regulator controller. It operates with an input voltage range of 4.5V to 38V and supports up to 3 outputs.
✓ Total Stock: 1,445 pcs
$ Price Range: $2.21

LTC3859ALEUHF Available from 1 distributor

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✓ Non-Authorised
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Rayichip ✓
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1,445 pcs
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LTC3859ALEUHF Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Sync
Control Features
Failure Rate
Function
Mounting Style
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Current
Output Type
Output Voltage
Storage Temperature
Supplier Device Package
Synchronous Rectifier
Tape & Reel
Topology
Voltage
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LTC3859ALEUHF Description

Short technical summary and product information.

The LTC3859ALEUHF is a switching voltage regulator controller manufactured by Linear Technology. It is designed for high-efficiency power conversion solutions and supports multiple output applications.

 

Key electrical specifications include an operating voltage range from 4.5V to 38V, with a maximum input voltage of 38V and a minimum of 4.5V. The switching frequency can range from 75 kHz to 850 kHz, with a maximum duty cycle of 99% or 100%. It supports up to 3 outputs and features synchronous rectification. The output voltage can be regulated between 0.8V and 24V, with a maximum output current of 25A.

 

This component operates within a temperature range of -40°C to 125°C. It is available in a QFN-38 package and is designed for surface mounting (SMD/SMT).

 

Control features include Enable, Frequency Control, Power Good, Soft Start, and Tracking. The series is identified as LTC3859, and the topology supports Boost and Buck configurations.

LTC3859ALEUHF Quick Information

Product Type: Switching Voltage Regulator Controller
Series: LTC3859
Canonical Name: LTC3859ALEUHF Switching Voltage Regulator Controller
Subcategory: Linear Regulator Controllers

LTC3859ALEUHF Compliance

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

LTC3859ALEUHF Estimated Pricing

Qty Low High
1+ $2.21 $2.21

Estimated market price range - modelled values for guidance only, not live distributor offers.

LTC3859ALEUHF Features

  • Input voltage range 4.5V to 38V.
  • Switching frequency up to 850 kHz.
  • Supports up to 3 output channels.
  • Surface mount QFN-38 package.
  • Operating temperature -40°C to 125°C.

LTC3859ALEUHF Applications

  • Used in power supply regulation circuits
  • Suitable for battery management systems
  • Ideal for high-efficiency power conversion
  • Supports complex power management designs

LTC3859ALEUHF FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the LTC3859ALEUHF?

The operating voltage range is 4.5V to 38V.

What is the maximum switching frequency of the LTC3859ALEUHF?

The maximum switching frequency is 850 kHz.

How many outputs does the LTC3859ALEUHF support?

It supports up to 3 outputs.

What is the package type for the LTC3859ALEUHF?

The package type is QFN-38.

What is the operating temperature range for this component?

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

What are the control features of the LTC3859ALEUHF?

Control features include Enable, Frequency Control, Power Good, Soft Start, and Tracking.

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