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HomeProductsIntegrated Circuits (ICs)PMIC - Battery ChargersUC2909DW
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UC2909DW - Texas Instruments

Manufacturer Part Number
UC2909DW
Manufacturer
Texas Instruments
Allelco Part Number
32D-UC2909DW
ECAD Model
Parts Description
IC BATT CHG LEAD ACID 20SOIC
Detailed Description
Package
20-SOIC (0.295", 7.50mm Width)
Data sheet
UC2909DW.pdf
RoHs Status
ROHS3 Compliant
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In stock: 13490

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Specifications

UC2909DW Tech Specifications
Texas Instruments - UC2909DW technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - UC2909DW

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply (Max) 40V  
Supplier Device Package 20-SOIC  
Series -  
Programmable Features -  
Package / Case 20-SOIC (0.295", 7.50mm Width)  
Package Tube  
Operating Temperature -40°C ~ 85°C (TA)  
Number of Cells -  
Product Attribute Attribute Value  
Mounting Type Surface Mount  
Interface -  
Fault Protection -  
Current - Charging Constant - Programmable  
Charge Current - Max -  
Battery Pack Voltage -  
Battery Chemistry Lead Acid  
Base Product Number UC2909  

Parts Introduction

Manufacturer Part Number

UC2909DW

Manufacturer

Texas Instruments

Introduction

High-Performance Integrated Circuit (IC) for Battery Charging Applications

Product Features and Performance

Constant Current and Constant Voltage Charging for Lead-Acid Batteries

Programmable Charging Current and Voltage Limit

Automatic Charge Termination

Integrated Power MOSFET Driver

Thermal Shutdown Protection

Undervoltage Lockout

Product Advantages

Optimized Charging Algorithm for Lead-Acid Batteries

Improved Battery Life and Safety

Reduced External Component Count

Efficient and Reliable Charging Solution

Key Technical Parameters

Operating Voltage Range: Up to 40V

Charging Current: Programmable

Charging Voltage Limit: Programmable

Operating Temperature Range: -40°C to 85°C

Quality and Safety Features

RoHS3 Compliant

Thermal Shutdown Protection

Undervoltage Lockout

Compatibility

Suitable for Lead-Acid Battery Charging Applications

Application Areas

Automotive

Uninterruptible Power Supplies (UPS)

Industrial Equipment

Backup Power Systems

Product Lifecycle

This product is currently in active production and availability.

Replacement or upgraded products may become available in the future.

Key Reasons to Choose This Product

Optimized Charging Algorithm for Lead-Acid Batteries

Programmable Charging Parameters for Flexibility

Integrated Power MOSFET Driver for Efficient Charging

Robust Thermal and Undervoltage Protection

Reduced External Component Count for Compact Design

Proven Reliability and Performance from Texas Instruments

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments UC2909DW

Product Attribute UC2909DW UC2909N UC2906DWTR UC2909MDWREP
Part Number UC2909DW UC2909N UC2906DWTR UC2909MDWREP
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Fault Protection - - - -
Number of Cells - - - -
Interface - - - -
Package / Case 20-SOIC (0.295", 7.50mm Width) 20-DIP (0.300', 7.62mm) 16-SOIC (0.295', 7.50mm Width) 20-SOIC (0.295', 7.50mm Width)
Voltage - Supply (Max) 40V 40V 40V 40V
Mounting Type Surface Mount Through Hole Surface Mount Surface Mount
Series - - - -
Programmable Features - - Current -
Package Tube Tube Tape & Reel (TR) Tape & Reel (TR)
Supplier Device Package 20-SOIC 20-PDIP 16-SOIC 20-SOIC
Battery Pack Voltage - - - -
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 70°C (TA) -55°C ~ 125°C (TA)
Battery Chemistry Lead Acid Lead Acid Lead Acid Lead Acid
Base Product Number UC2909 UC2909 UC2906 UC2909
Charge Current - Max - - - -
Current - Charging Constant - Programmable Constant - Programmable - Constant - Programmable

UC2909DW Datasheet PDF

Download UC2909DW pdf datasheets and Texas Instruments documentation for UC2909DW - Texas Instruments.

PCN Obsolescence/ EOL
Multiple Devices 27/Dec/2013.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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UC2909DW Image

UC2909DW

Texas Instruments
32D-UC2909DW

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