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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC3525AN
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UC3525AN - Texas Instruments

Manufacturer Part Number
UC3525AN
Manufacturer
Texas Instruments
Allelco Part Number
32D-UC3525AN
ECAD Model
Parts Description
IC REG CTRLR MULT TOPOLOGY 16DIP
Package
16-DIP (0.300', 7.62mm)
Data sheet
UC3525AN.pdf
RoHs Status
ROHS3 Compliant
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Specifications

UC3525AN Tech Specifications
Texas Instruments - UC3525AN technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - UC3525AN

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply (Vcc/Vdd) 8V ~ 35V  
Topology Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull  
Synchronous Rectifier Yes  
Supplier Device Package 16-PDIP  
Series -  
Serial Interfaces -  
Package / Case 16-DIP (0.300', 7.62mm)  
Package Tube  
Output Type Transistor Driver  
Output Phases 1  
Product Attribute Attribute Value  
Output Configuration Positive  
Operating Temperature 0°C ~ 70°C (TA)  
Number of Outputs 2  
Mounting Type Through Hole  
Function Step-Up, Step-Down, Step-Up/Step-Down  
Frequency - Switching 100Hz ~ 400kHz  
Duty Cycle (Max) 49%  
Control Features Enable, Frequency Control, Soft Start  
Clock Sync Yes  
Base Product Number UC3525  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

UC3525AN

Manufacturer

Texas Instruments

Introduction

The UC3525AN is a versatile Pulse Width Modulation (PWM) controller used for regulating power in electronic devices.

Product Features and Performance

PWM control circuit with complete dual channel capability

High performance and reliability for power supply designs

Integrated features for enhanced power efficiency

Capable of driving a variety of topologies including Buck, Boost, and more

Two output drivers for versatile application use

Product Advantages

Sophisticated error amplification circuit

Under-Voltage Lockout (UVLO) feature for system protection

Dual alternating outputs for simplified transformer design

Soft-start function for controlled power-up

Clock synchronization for paralleling units

Key Technical Parameters

Voltage - Supply (Vcc/Vdd) range of 8V to 35V

Switching frequency adjustable between 100Hz and 400kHz

Maximum Duty Cycle up to 49%

Supports synchronous rectification for efficiency

Enables clock synchronization for consistent performance

Quality and Safety Features

Built-in error correction for stable operation

Thermal shutdown mechanism for safety

Comprehensive system protection features

Compatibility

Compatible with a wide range of power supply configurations

Supports multiple converter topologies

Application Areas

Power supplies for personal computers and servers

DC-DC converters for telecom and industrial use

Motor control circuits

Battery-operated devices requiring efficient power conversion

Product Lifecycle

Product Status: Active and not at risk of being discontinued in the near future

Several Key Reasons to Choose This Product

Proven Texas Instruments quality and support

High-level integration reduces component count and design complexity

Versatile enough to fit numerous power management applications

Adjustable parameters allow customization for specific needs

Active status ensures long-term availability and support for designs

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments UC3525AN

Product Attribute UC3525AN UC3525BN UC3525BDWTRG4 UC3525ADWTR
Part Number UC3525AN UC3525BN UC3525BDWTRG4 UC3525ADWTR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Package / Case 16-DIP (0.300', 7.62mm) 16-DIP (0.300', 7.62mm) 16-SOIC (0.295", 7.50mm Width) 16-SOIC (0.295', 7.50mm Width)
Mounting Type Through Hole Through Hole - Surface Mount
Frequency - Switching 100Hz ~ 400kHz 100Hz ~ 400kHz 100Hz ~ 400kHz 100Hz ~ 400kHz
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Duty Cycle (Max) 49% 49% 49% 49%
Base Product Number UC3525 UC3525 - UC3525
Function Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Output Configuration Positive Positive Positive Positive
Output Phases 1 1 1 1
Serial Interfaces - - - -
Supplier Device Package 16-PDIP 16-PDIP 16-SOIC 16-SOIC
Package Tube Tube - Tape & Reel (TR)
Control Features Enable, Frequency Control, Soft Start Dead Time Control, Frequency Control, Ramp, Soft Start Dead Time Control, Frequency Control, Ramp, Soft Start Enable, Frequency Control, Soft Start
Number of Outputs 2 2 2 2
Voltage - Supply (Vcc/Vdd) 8V ~ 35V 8V ~ 35V 8 V ~ 35 V 8V ~ 35V
Series - - - -
Clock Sync Yes Yes Yes Yes
Topology Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull
Synchronous Rectifier Yes Yes Yes Yes

UC3525AN Datasheet PDF

Download UC3525AN pdf datasheets and Texas Instruments documentation for UC3525AN - Texas Instruments.

PCN Assembly/Origin
2.73KHz.pdf

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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UC3525AN Image

UC3525AN

Texas Instruments
32D-UC3525AN

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