UC3527AN The Unitrode UC3527AN is a DC DC Switching Controller designed for step-up, step-down, and step-up/step-down applications. It features a wide supply voltage range and operates at frequencies up to 400kHz.
Mfr Part #:

UC3527AN

Available from 1 distributors
Mfr Name: Unitrode
Unitrode
The Unitrode UC3527AN is a DC DC Switching Controller designed for step-up, step-down, and step-up/step-down applications. It features a wide supply voltage range and operates at frequencies up to 400kHz.
✓ Total Stock: 3 pcs
$ Price Range: $0.78

UC3527AN Available from 1 distributor

✓ Authorised
✓ Non-Authorised
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3 pcs
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UC3527AN 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 Phases
Output Type
Supplier Device Package
Synchronous Rectifier
Topology
Voltage

UC3527AN Description

Short technical summary and product information.

The UC3527AN from Unitrode is a versatile DC DC Switching Controller IC. It supports multiple topologies including Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, and Push-Pull configurations.

 

This controller operates with a supply voltage ranging from 8V to 35V and features a maximum duty cycle of 49%. The switching frequency can be set between 100Hz and 400kHz. It includes control features such as Enable, Frequency Control, and Soft Start, and supports clock synchronization.

 

Designed for through-hole mounting, the UC3527AN comes in a 16-PDIP package. Its operating temperature range is 0°C to 70°C (TA). The device provides two outputs and has a single output phase. It is suitable for applications requiring positive output configuration and functions as a Transistor Driver.

UC3527AN Quick Information

Product Type: DC DC Switching Controller
Canonical Name: UC3527AN DC DC Switching Controller
Subcategory: Power Management (PMIC)

UC3527AN Compliance

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

UC3527AN Estimated Pricing

Qty Low High
1+ $0.78 $0.78

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

UC3527AN Features

  • Wide 8V to 35V supply voltage range.
  • Switching frequency from 100Hz to 400kHz.
  • Supports multiple DC-DC converter topologies.
  • Through-hole mounting in 16-PDIP package.
  • Operating temperature from 0°C to 70°C.

UC3527AN Applications

  • Suitable for step-up/step-down conversions.
  • Used in power supply designs.
  • Enables flexible power management circuits.
  • Applicable in various DC-DC applications.

UC3527AN FAQs

7 frequently asked questions generated from this part’s specifications.
What is the supply voltage range of the UC3527AN?

The supply voltage range is 8V to 35V.

What package does the UC3527AN come in?

The UC3527AN is available in a 16-DIP (0.300", 7.62mm) through-hole package.

What is the operating temperature range of the UC3527AN?

The operating temperature range is 0°C to 70°C (TA).

What is the switching frequency range of the UC3527AN?

The switching frequency is adjustable from 100Hz to 400kHz.

What is the maximum duty cycle of the UC3527AN?

The maximum duty cycle is 49%.

What topologies does the UC3527AN support?

The UC3527AN supports buck, boost, flyback, forward converter, full-bridge, half-bridge, and push-pull topologies.

What control features does the UC3527AN include?

The UC3527AN includes enable, frequency control, and soft start.

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