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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC2845AD8TRG4
UC2845AD8TRG4 Image
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See specifications for product details.

UC2845AD8TRG4 - Texas Instruments

Manufacturer Part Number
UC2845AD8TRG4
Manufacturer
Texas Instruments
Allelco Part Number
32D-UC2845AD8TRG4
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: 15940

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Specifications

UC2845AD8TRG4 Tech Specifications
Texas Instruments - UC2845AD8TRG4 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - UC2845AD8TRG4

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

UC2845AD8TRG4

Manufacturer

Texas Instruments

Introduction

The UC2845AD8TRG4 is a modified version of the UC2845 series of PWM controllers used in power management applications.

Product Features and Performance

PWM Controller

Designed for Off-Line and DC-to-DC Converter Applications

Automatic Feed-Forward Compensation

Enhanced Load Response Characteristics

Pulse-by-Pulse Current Limiting

Under-Voltage Lockout with Hysteresis

Double Pulse Suppression

Product Advantages

High-Performance Circuitry Ensures Effective Power Management

Efficiency Improvement in Power Supply Systems

Robust Reliability Under Variable Load Conditions

Enhanced Safety with Built-in Protection Features

Key Technical Parameters

Voltage Input: -0.3V ~ 6.3V

Voltage Supply: 7.6V ~ 30V

Current Supply: 11 mA

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package / Case: 8-SOIC

Quality and Safety Features

Built-in Current Limiting

Under-Voltage Lockout with Hysteresis

Compatibility

Compatible with Various Circuit Designs Due to Its Standard 8-SOIC Package

Application Areas

Off-Line Converters

DC-to-DC Converters

Switching Power Supplies

Product Lifecycle

Discontinued at Digi-Key

Alternatives or replacement products should be sourced for future designs

Key Reasons to Choose This Product

Manufactured by Texas Instruments, a Leading Brand in Semiconductor Products

Versatile Power Management Capabilities Suitable for a Wide Range of Applications

High-Efficiency Performance Minimizes Power Loss

Offers Protection Features for Enhanced System Reliability

Operating Temperature Range Suitable for Challenging Environments

Discontinued Status Necessitates Consideration for Last-time Buys or Identifying Replacements

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments UC2845AD8TRG4

Product Attribute UC2845AD8TRG4 UC2845AQD8 UC2845AN UC2845AM
Part Number UC2845AD8TRG4 UC2845AQD8 UC2845AN UC2845AM
Manufacturer Texas Instruments Texas Instruments Texas Instruments Microsemi Corporation
Synchronous Rectifier No No No No
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Number of Outputs 1 1 1 1
Base Product Number UC2845 UC2845 UC2845 UC2845
Clock Sync No No No No
Topology Boost, Buck, Flyback, Forward Boost, Buck, Flyback, Forward Boost, Buck, Flyback, Forward Boost, Buck, Flyback, Forward
Duty Cycle (Max) 48% 48% 48% 48%
Control Features Frequency Control Frequency Control Frequency Control Frequency Control
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154', 3.90mm Width) 8-DIP (0.300', 7.62mm) 8-DIP (0.300', 7.62mm)
Serial Interfaces - - - -
Series - Automotive, AEC-Q100 - -
Supplier Device Package 8-SOIC 8-SOIC 8-PDIP 8-DIP
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V 7.6V ~ 30V 7.6V ~ 30V 7.6V ~ 30V
Function Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Down
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 125°C (TJ) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Mounting Type Surface Mount Surface Mount Through Hole Through Hole
Frequency - Switching Up to 500kHz Up to 500kHz Up to 500kHz Up to 500kHz
Output Phases 1 1 1 1
Output Configuration Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable
Package Tape & Reel (TR) Tube Tube Tube

UC2845AD8TRG4 Datasheet PDF

Download UC2845AD8TRG4 pdf datasheets and Texas Instruments documentation for UC2845AD8TRG4 - Texas Instruments.

HTML Datasheet
UC1842A-45A, UC2842A-45A, UC3842A-45A.pdf
PCN Design/Specification
UCYYY 13/DEC/2017.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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UC2845AD8TRG4 Image

UC2845AD8TRG4

Texas Instruments
32D-UC2845AD8TRG4

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