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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC2845AD8
UC2845AD8 Image
Image may be representation.
See specifications for product details.

UC2845AD8 - Texas Instruments

Manufacturer Part Number
UC2845AD8
Manufacturer
Texas Instruments
Allelco Part Number
32D-UC2845AD8
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: 63540

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Quantity

Specifications

UC2845AD8 Tech Specifications
Texas Instruments - UC2845AD8 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - UC2845AD8

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 Tube  
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

UC2845AD8

Manufacturer

Texas Instruments

Introduction

UC2845AD8 is a PWM controller integrated circuit for power supply management.

Product Features and Performance

Precision PWM control

Enhanced load response characteristics

Low startup and operating current

Optimized for off-line and DC-DC converters

Under-voltage lockout with hysteresis

High current totem-pole output for directly driving a power MOSFET

Trimmed oscillator discharge current

Product Advantages

High performance and reliability for power management

Flexible design suitable for a wide range of applications

Industry-standard IC for easy replacement or design-in

Key Technical Parameters

Input Voltage Range: -0.3V to 6.3V

Supply Voltage Range: 7.6V to 30V

Operating Current: 11 mA

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

Quality and Safety Features

Integrated under-voltage lockout with hysteresis

Overcurrent protection through frequency reduction

Compatibility

Standard 8-SOIC package compatible with surface mount technology

Application Areas

Switching power supplies

Power converters for computers, telecom, and industrial equipment

Product Lifecycle

Product Status: Last Time Buy

Replacement or upgraded models may be available for newer designs

Several Key Reasons to Choose This Product

Reliable source from Texas Instruments ensures product quality

Broad operating temperature range suitable for various environments

Low power consumption for energy-efficient applications

Industry-standard package ensuring compatibility with existing designs

Suitable for a variety of power management solutions in complex devices

Last time buy opportunity for existing designs before product discontinuation

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments UC2845AD8

Product Attribute UC2845AD8 UC2845AD8TRG4 UC2845AM UC2845AQD8
Part Number UC2845AD8 UC2845AD8TRG4 UC2845AM UC2845AQD8
Manufacturer Texas Instruments Texas Instruments Microsemi Corporation Texas Instruments
Control Features Frequency Control Frequency Control Frequency Control Frequency Control
Synchronous Rectifier No No No No
Topology Boost, Buck, Flyback, Forward Boost, Buck, Flyback, Forward Boost, Buck, Flyback, Forward Boost, Buck, Flyback, Forward
Package / Case 8-SOIC (0.154', 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-DIP (0.300', 7.62mm) 8-SOIC (0.154', 3.90mm Width)
Supplier Device Package 8-SOIC 8-SOIC 8-DIP 8-SOIC
Clock Sync No No No No
Base Product Number UC2845 UC2845 UC2845 UC2845
Output Configuration Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable
Function Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Down Step-Up, Step-Up/Step-Down
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 125°C (TJ)
Serial Interfaces - - - -
Duty Cycle (Max) 48% 48% 48% 48%
Number of Outputs 1 1 1 1
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V 7.6V ~ 30V 7.6V ~ 30V 7.6V ~ 30V
Output Phases 1 1 1 1
Frequency - Switching Up to 500kHz Up to 500kHz Up to 500kHz Up to 500kHz
Package Tube Tape & Reel (TR) Tube Tube
Mounting Type Surface Mount Surface Mount Through Hole Surface Mount
Series - - - Automotive, AEC-Q100

UC2845AD8 Datasheet PDF

Download UC2845AD8 pdf datasheets and Texas Instruments documentation for UC2845AD8 - 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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UC2845AD8 Image

UC2845AD8

Texas Instruments
32D-UC2845AD8

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