LTC3858EUH#PBF The LTC3858EUH#PBF from Analog Devices is a step-down DC-DC switching controller. It operates with an input voltage range of 4V to 38V and supports 2 outputs.
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LTC3858EUH#PBF

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Mfr Name: LT
LT
The LTC3858EUH#PBF from Analog Devices is a step-down DC-DC switching controller. It operates with an input voltage range of 4V to 38V and supports 2 outputs.
✓ Total Stock: 377 pcs

LTC3858EUH#PBF Available from 1 distributor

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377 pcs
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LTC3858EUH#PBF Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Industrial Grade

LTC3858EUH#PBF Description

Short technical summary and product information.

The LTC3858EUH#PBF is a step-down DC-DC switching controller manufactured by Analog Devices, part of the PolyPhase® series. This component is designed for power supply applications, functioning as a step-down type controller.

 

Key electrical specifications include an input voltage range of 4V to 38V, a maximum duty cycle of 99.4%, and support for 2 outputs. The switching frequency can operate between 105kHz and 835kHz, with specific frequencies noted at 835kHz and 535kHz. It features synchronous rectification, enhancing efficiency.

 

The device operates within a temperature range of -40°C to +125°C (TJ). Control features include current limit, enable, frequency control, power good, and soft start. The output type is a transistor driver, configured for positive output.

 

Packaged in a 32-QFN (5x5) exposed pad, the LTC3858EUH#PBF is designed for surface mounting. The standard packaging is a tube. This controller is suitable for various power management applications requiring efficient voltage step-down conversion.

LTC3858EUH#PBF Quick Information

Product Type: DC DC Switching Controller
Series: PolyPhase®
Canonical Name: LTC3858EUH#PBF Step-Down DC-DC Controller
Subcategory: Power Management ICs

LTC3858EUH#PBF Compliance

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

LTC3858EUH#PBF Features

  • Step-down DC-DC switching controller.
  • Wide 4V to 38V input voltage range.
  • Supports 2 outputs.
  • High switching frequency up to 835kHz.
  • Synchronous rectification enabled.

LTC3858EUH#PBF Applications

  • Used in step-down DC-DC converters
  • Suitable for dual-output power supplies
  • Ideal for high-efficiency buck regulators
  • Applied in PolyPhase® power systems

LTC3858EUH#PBF FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the LTC3858EUH#PBF?

The input voltage range is 4V to 38V.

What package does the LTC3858EUH#PBF come in?

It is available in a 32-lead WFQFN exposed pad package with a 5x5 mm body.

What is the operating temperature range for the LTC3858EUH#PBF?

The junction temperature range is -40°C to +125°C.

What is the maximum switching frequency of the LTC3858EUH#PBF?

The switching frequency is programmable from 105kHz to 835kHz.

Does the LTC3858EUH#PBF support synchronous rectification?

Yes, it features synchronous rectification for improved efficiency.

What is the maximum duty cycle of the LTC3858EUH#PBF?

The maximum duty cycle is 99.4%.

What control features does the LTC3858EUH#PBF include?

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

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