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UC3525ADW The Texas Instruments UC3525ADW is a PWM controller IC designed for switching power supplies. It operates from 8V to 35V and features a 5.1V reference.
Mfr Part #:

UC3525ADW

Available from 6 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments UC3525ADW is a PWM controller IC designed for switching power supplies. It operates from 8V to 35V and features a 5.1V reference.
✓ Total Stock: 47,339 pcs
$ Price Range: $1.18

UC3525ADW Available from 6 distributors

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UC3525ADW Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Sync
Control Features
Duty Cycle (Max)
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Current
Output Phases
Output Type
Supplier Device Package
Supplier Package
Synchronous Rectifier
Topology
Voltage
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UC3525ADW Description

Short technical summary and product information.

The UC3525ADW from Texas Instruments is a pulse width modulator integrated circuit designed for various switching power supply applications. It offers a wide operating voltage range of 8V to 35V and includes a precise 5.1V reference voltage trimmed to 1% accuracy.

 

Key features include a frequency range from 100Hz to 400kHz, adjustable dead-time control, internal soft-start, and pulse-by-pulse shutdown. The device supports multiple topologies such as Buck, Boost, Flyback, and others. It is housed in a 16-SOIC package suitable for surface mounting.

 

This controller is noted as 'NOT RECOMMENDED FOR NEW DESIGNS' by the manufacturer, suggesting that newer alternatives may be available for new projects. It is suitable for applications requiring flexible control over switching power conversion.

UC3525ADW Quick Information

Product Type: PWM Controller
Series: UC3525A
Canonical Name: UC3525ADW PWM Controller
Subcategory: DC-DC Switching Regulators

UC3525ADW Compliance

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

UC3525ADW Estimated Pricing

Qty Low High
1+ $1.18 $1.18

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

UC3525ADW Features

  • Operates from 8V to 35V input voltage.
  • Features a 5.1V reference voltage.
  • Frequency range up to 400kHz.
  • Available in a 16-SOIC package.
  • Not recommended for new designs.

UC3525ADW Applications

  • Used in DC DC power converter designs.
  • Suitable for buck and boost regulators.
  • Ideal for flyback and forward converters.
  • Applicable in full-bridge and half-bridge circuits.
  • Used in push-pull converter topologies.

UC3525ADW FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the UC3525ADW?

The UC3525ADW operates from 8V to 35V.

What is the reference voltage for the UC3525ADW?

The UC3525ADW has a 5.1V reference voltage trimmed to 1%.

What is the maximum operating frequency of the UC3525ADW?

The maximum operating frequency for the UC3525ADW is 400kHz.

What package type is the UC3525ADW available in?

The UC3525ADW is available in a 16-SOIC package.

What is the operating temperature range for the UC3525ADW?

The operating temperature range for the UC3525ADW is 0°C to 70°C.

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