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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC2845AD8TR
UC2845AD8TR Image
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See specifications for product details.

UC2845AD8TR - Texas Instruments

Manufacturer Part Number
UC2845AD8TR
Manufacturer
Texas Instruments
Allelco Part Number
32D-UC2845AD8TR
ECAD Model
Parts Description
IC REG CTRLR MULT TOPOLOGY 8SOIC
Detailed Description
Package
8-SOIC (0.154", 3.90mm Width)
Data sheet
UC1842A-45A, UC2842A-45A, UC3842A-45A.pdf
RoHs Status
ROHS3 Compliant
In stock: 67050

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Quantity

Specifications

UC2845AD8TR Tech Specifications
Texas Instruments - UC2845AD8TR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - UC2845AD8TR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V  
Topology Boost, Buck, Flyback, Forward  
Synchronous Rectifier No  
Supplier Device Package 8-SOIC  
Series -  
Serial Interfaces -  
Package / Case 8-SOIC (0.154", 3.90mm Width)  
Package Tape & Reel (TR)  
Output Type Transistor Driver  
Output Phases 1  
Product Attribute Attribute Value  
Output Configuration Positive, Isolation Capable  
Operating Temperature -40°C ~ 85°C (TA)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Up, Step-Up/Step-Down  
Frequency - Switching Up to 500kHz  
Duty Cycle (Max) 48%  
Control Features Frequency Control  
Clock Sync No  
Base Product Number UC2845  

Parts Introduction

Manufacturer Part Number

UC2845AD8TR

Manufacturer

Texas Instruments

Introduction

The UC2845AD8TR is a Power Management Integrated Circuit (PMIC) designed for PWM control.

Product Features and Performance

PWM Output for Precise Power Control

Highly Efficient Operation

Built-In Error Amplifier

Oscillator with Programmable Frequency Range

Under-Voltage Lockout Protection

Soft Start Feature to Minimize Inrush Current

Current Limiting Capability for Improved Safety

Low Power Standby Mode for Energy Conservation

Product Advantages

High Integration for Simplified Design

Reduced External Component Count

Enhanced System Reliability

Proven Technology from Texas Instruments

Key Technical Parameters

Input Voltage Range: -0.3V to 6.3V

Supply Voltage Range: 7.6V to 30V

Supply Current: 11 mA

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

Mounting Type: Surface Mount

Package Type: 8-SOIC

Quality and Safety Features

Thermal Shutdown Protection

Short Circuit Protection

Over Voltage Protection

Compatibility

Compatible with Various Types of Power Semiconductors and Transformer Designs

Application Areas

Switching Power Supplies

DC-DC Converters

Battery Chargers

Power Regulation Modules

LED Lighting Drivers

Product Lifecycle

Active Status

Not Currently Nearing Discontinuation

Potential Future Replacements May Be Available Based on Product Roadmap

Several Key Reasons to Choose This Product

Robust Power Monitoring and Control Solution from a Trusted Manufacturer

Flexibility to Handle Wide Range of Input and Supply Voltages

In-built Safety Features to Prevent Damage to End Applications

Energy-efficient Design Supporting Low Standby Power Draw

Widely Adopted by Industry, Ensuring Easy Integration and Availability

Provision of Detailed Technical Support and Documentation by Texas Instruments

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments UC2845AD8TR

Product Attribute UC2845AD8TR UC2845AM UC2845ADTR UC2844P
Part Number UC2845AD8TR UC2845AM UC2845ADTR UC2844P
Manufacturer Texas Instruments Microsemi Corporation Texas Instruments Texas Instruments
Control Features Frequency Control Frequency Control Frequency Control Frequency Control
Base Product Number UC2845 UC2845 UC2845 UC2844
Duty Cycle (Max) 48% 48% 48% 48%
Supplier Device Package 8-SOIC 8-DIP 14-SOIC 8-PDIP
Serial Interfaces - - - -
Series - - - -
Frequency - Switching Up to 500kHz Up to 500kHz Up to 500kHz Up to 500kHz
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Function Step-Up, Step-Up/Step-Down Step-Up, Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down
Mounting Type Surface Mount Through Hole Surface Mount Through Hole
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-DIP (0.300', 7.62mm) 14-SOIC (0.154", 3.90mm Width) 8-DIP (0.300", 7.62mm)
Synchronous Rectifier No No No No
Package Tape & Reel (TR) Tube Tape & Reel (TR) Bulk
Output Configuration Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable
Clock Sync No No No No
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V 7.6V ~ 30V 7.6V ~ 30V 12V ~ 28V
Output Phases 1 1 1 1
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Number of Outputs 1 1 1 1
Topology Boost, Buck, Flyback, Forward Boost, Buck, Flyback, Forward Boost, Buck, Flyback, Forward Boost, Buck, Flyback, Forward

UC2845AD8TR Datasheet PDF

Download UC2845AD8TR pdf datasheets and Texas Instruments documentation for UC2845AD8TR - Texas Instruments.

PCN Design/Specification
Mult Devices Font 21/Apr/2018.pdf UCYYY 13/DEC/2017.pdf
HTML Datasheet
UC1842A-45A, UC2842A-45A, UC3842A-45A.pdf

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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UC2845AD8TR Image

UC2845AD8TR

Texas Instruments
32D-UC2845AD8TR

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