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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersTL1451CNSR
Texas Instruments
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TL1451CNSR - Texas Instruments

Manufacturer Part Number
TL1451CNSR
Manufacturer
Texas Instruments
Allelco Part Number
32D-TL1451CNSR
ECAD Model
Parts Description
IC REG CTRLR BUCK/BST/FLYBK 16SO
Package
16-SOIC (0.209", 5.30mm Width)
Data sheet
TL1451A.pdf
RoHs Status
ROHS3 Compliant
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Specifications

TL1451CNSR Tech Specifications
Texas Instruments - TL1451CNSR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TL1451CNSR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply (Vcc/Vdd) 3.6V ~ 50V  
Topology Buck, Boost, Flyback  
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 -20°C ~ 85°C (TA)  
Number of Outputs 2  
Mounting Type Surface Mount  
Function Step-Up, Step-Down, Step-Up/Step-Down  
Frequency - Switching 1kHz ~ 500kHz  
Duty Cycle (Max) -  
Control Features Frequency Control  
Clock Sync No  
Base Product Number TL1451  

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

TL1451CNSR

Manufacturer

Texas Instruments

Introduction

The TL1451CNSR is a versatile power management integrated circuit designed for DC-DC switching controller applications.

Product Features and Performance

Dual-channel operation suitable for step-up, step-down, and step-up/step-down configurations

Positive output configuration supporting multiple topologies including Buck, Boost, and Flyback

Operates across a wide voltage supply range from 3.6V to 50V

Adjustable switching frequency from 1kHz to 500kHz

Surface mount 16-SOIC packaging offering compact footprint

Product Advantages

Versatility in supporting various circuit topologies

High-frequency operation enabling smaller passive components

Broad voltage supply range catering to a wide variety of power sources

Dual outputs for managing multiple power rails with one device

Key Technical Parameters

Output type: Transistor Driver

Number of outputs: 2

Output phases: 1

Voltage - Supply: 3.6V ~ 50V

Frequency - Switching: 1kHz ~ 500kHz

Operating Temperature: -20°C ~ 85°C

Quality and Safety Features

Designed to meet stringent industry standards for quality and reliability

Operational temperature range ensures stability across various environmental conditions

Compatibility

Compatible with various types and sizes of external components

Support for surface mount technology aligns with modern PCB assembly processes

Application Areas

Power supplies for consumer electronics

Industrial control systems

Telecommunication equipment

Automotive electronics

Product Lifecycle

Status: Active

Not currently nearing discontinuation

Potential future availability of replacements or upgrades

Several Key Reasons to Choose This Product

Customizable switching frequency permitting design flexibility

High voltage supply range making it suitable for diverse applications

Integrated features such as frequency control minimize the need for external components

Industry-renowned manufacturer Texas Instruments ensures reliability and performance

Dual-channel controller increases system design efficiency

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TL1451CNSR

Product Attribute TL1451CNSR TL1453CDR TL1453CN TL1451AQDR
Part Number TL1451CNSR TL1453CDR TL1453CN TL1451AQDR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Synchronous Rectifier No - No No
Series - * - -
Output Type Transistor Driver - PWM Transistor Driver
Package Tape & Reel (TR) Bulk Tube Tape & Reel (TR)
Voltage - Supply (Vcc/Vdd) 3.6V ~ 50V - 3.6V ~ 40V 3.6V ~ 50V
Frequency - Switching 1kHz ~ 500kHz - 1kHz ~ 500kHz 1kHz ~ 500kHz
Topology Buck, Boost, Flyback - Boost Buck, Boost, Flyback
Base Product Number TL1451 TL1453 TL1453 TL1451
Operating Temperature -20°C ~ 85°C (TA) - -20°C ~ 85°C (TA) -40°C ~ 125°C (TJ)
Function Step-Up, Step-Down, Step-Up/Step-Down - - Step-Up, Step-Down, Step-Up/Step-Down
Supplier Device Package 16-SO - 16-PDIP 16-SOIC
Package / Case 16-SOIC (0.209", 5.30mm Width) - 16-DIP (0.300', 7.62mm) 16-SOIC (0.154", 3.90mm Width)
Control Features Frequency Control - Dead Time Control, Frequency Control Frequency Control
Number of Outputs 2 - 2 2
Mounting Type Surface Mount - Through Hole Surface Mount
Serial Interfaces - - - -
Output Phases 1 - 1 1
Duty Cycle (Max) - - - -
Output Configuration Positive - Positive Positive
Clock Sync No - No No

TL1451CNSR Datasheet PDF

Download TL1451CNSR pdf datasheets and Texas Instruments documentation for TL1451CNSR - Texas Instruments.

PCN Packaging
PCN Cancelled 17/Apr/2015.pdf Carrier Tape Update 23/Feb/2015.pdf
HTML Datasheet
TL1451A.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

TL1451CNSR

Texas Instruments
32D-TL1451CNSR

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