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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersTL494CNSR
Texas Instruments
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TL494CNSR - Texas Instruments

Manufacturer Part Number
TL494CNSR
Manufacturer
Texas Instruments
Allelco Part Number
32D-TL494CNSR
ECAD Model
Parts Description
IC REG CTRLR MULT TOPOLOGY 16SO
Package
16-SOIC (0.209', 5.30mm Width)
Data sheet
TL494CNSR.pdf
RoHs Status
ROHS3 Compliant
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Specifications

TL494CNSR Tech Specifications
Texas Instruments - TL494CNSR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TL494CNSR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply (Vcc/Vdd) 7V ~ 40V  
Topology Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull  
Synchronous Rectifier No  
Supplier Device Package 16-SO  
Series -  
Serial Interfaces -  
Package / Case 16-SOIC (0.209', 5.30mm Width)  
Package Tape & Reel (TR)  
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 Surface Mount  
Function Step-Up, Step-Down, Step-Up/Step-Down  
Frequency - Switching 1kHz ~ 300kHz  
Duty Cycle (Max) 45%  
Control Features Dead Time Control, Frequency Control  
Clock Sync No  
Base Product Number TL494  

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

TL494CNSR

Manufacturer

Texas Instruments

Introduction

The TL494CNSR is a versatile PWM (Pulse Width Modulation) control circuit integrated into a single chip, designed for flexible and efficient DC-to-DC conversion.

Product Features and Performance

PWM control for efficient power conversion

Supports multiple converter topologies: Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull

Dual output drive stages with a common oscillator

Adjustable dead-time control

Variable frequency control from 1kHz to 300kHz

Up to 45% duty cycle

Product Advantages

Flexible for various power supply designs

Efficiency improvement in power conversion

Simplified circuit complexity

Versatile for wide range application purposes

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Up, Step-Down, Step-Up/Step-Down

Output Configuration: Positive

Voltage Supply (Vcc/Vdd): 7V ~ 40V

Frequency Switching: 1kHz ~ 300kHz

Duty Cycle (Max): 45%

Operating Temperature: 0°C ~ 70°C (TA)

Mounting Type: Surface Mount

Package / Case: 16-SOIC

Quality and Safety Features

Engineered by Texas Instruments, ensuring product reliability and longevity

Compliance with international safety standards

Compatibility

Suitable for a wide range of power supply applications

Compatible with various types of external components for versatile design

Application Areas

Power supplies for computers and peripheral devices

DC-to-DC converters

Battery chargers

Power converters in telecommunications equipment

Product Lifecycle

Status: Active

Not nearing discontinuation, ensuring long-term availability

Several Key Reasons to Choose This Product

High integration reduces system complexity and component count

Versatility in supporting various power conversion methods

Adjustable parameters for optimized performance

Designed and manufactured by Texas Instruments, a leader in semiconductor solutions

Suitable for a wide array of applications, from consumer electronics to industrial power systems

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TL494CNSR

Product Attribute TL494CNSR TL494CNSRG4 TL494CPWR TL494CDRE4
Part Number TL494CNSR TL494CNSRG4 TL494CPWR TL494CDRE4
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Output Configuration Positive Positive Positive Positive
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
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Base Product Number TL494 TL494 TL494 TL494
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Duty Cycle (Max) 45% 45% 45% 45%
Control Features Dead Time Control, Frequency Control Dead Time Control, Frequency Control Dead Time Control, Frequency Control Dead Time Control, Frequency Control
Series - - - -
Synchronous Rectifier No No No No
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
Package / Case 16-SOIC (0.209', 5.30mm Width) 16-SOIC (0.209", 5.30mm Width) 16-TSSOP (0.173', 4.40mm Width) 16-SOIC (0.154", 3.90mm Width)
Serial Interfaces - - - -
Supplier Device Package 16-SO 16-SO 16-TSSOP 16-SOIC
Clock Sync No No No No
Number of Outputs 2 2 2 2
Output Phases 1 1 1 1
Voltage - Supply (Vcc/Vdd) 7V ~ 40V 7V ~ 40V 7V ~ 40V 7V ~ 40V
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Frequency - Switching 1kHz ~ 300kHz 1kHz ~ 300kHz 1kHz ~ 300kHz 1kHz ~ 300kHz
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)

TL494CNSR Datasheet PDF

Download TL494CNSR pdf datasheets and Texas Instruments documentation for TL494CNSR - Texas Instruments.

PCN Packaging
Carrier Tape Revision C 09/Apr/2015.pdf PCN Cancelled 17/Apr/2015.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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Texas Instruments

TL494CNSR

Texas Instruments
32D-TL494CNSR

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