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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC3845D8TRG4
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UC3845D8TRG4 - Texas Instruments

Manufacturer Part Number
UC3845D8TRG4
Manufacturer
Texas Instruments
Allelco Part Number
32D-UC3845D8TRG4
ECAD Model
Parts Description
IC REG CTRLR MULT TOPOLOGY 8SOIC
Package
8-SOIC (0.154', 3.90mm Width)
Data sheet
UC1842-45, UC2842-45, UC3842-45.pdf
RoHs Status
ROHS3 Compliant
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Specifications

UC3845D8TRG4 Tech Specifications
Texas Instruments - UC3845D8TRG4 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - UC3845D8TRG4

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply (Vcc/Vdd) 12V ~ 28V  
Topology Boost, Buck, Buck-Boost, 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 0°C ~ 70°C (TA)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Up, Step-Down, Step-Up/Step-Down  
Frequency - Switching Up to 500kHz  
Duty Cycle (Max) 48%  
Control Features Frequency Control  
Clock Sync No  
Base Product Number UC3845  

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

UC3845D8TRG4

Manufacturer

Texas Instruments

Introduction

The UC3845D8TRG4 is a PWM controller designed for power management applications, facilitating efficient power supply control.

Product Features and Performance

PWM (Pulse Width Modulation) control for efficient power management

Operates across a wide input voltage range (-0.3V to 6.3V)

Supports supply voltage from 12V to 28V

Low supply current requirement (11 mA)

Surface mount package for streamlined board design

Product Advantages

High efficiency control enhances system reliability and performance

Wide voltage ranges accommodate various power supplies and applications

Low operational current minimizes power wastage

Key Technical Parameters

Voltage Input: -0.3V ~ 6.3V

Voltage Supply: 12V ~ 28V

Current Supply: 11 mA

Operating Temperature: 0°C ~ 70°C

Mounting Type: Surface Mount

Package / Case: 8-SOIC

Quality and Safety Features

Built to withstand a wide range of operating temperatures from 0°C to 70°C

Robust SOIC package ensures stability and durability

Compatibility

Compatible with a variety of setups requiring PWM for power supply control

8-SOIC package supports surface mount technology for broad PCB compatibility

Application Areas

Ideal for power supply control systems within consumer electronics

Suitable for industrial equipment power management

Product Lifecycle

Status: Discontinued at Digi-Key

Check for potential replacements or upgrades due to discontinuation

Several Key Reasons to Choose This Product

Texas Instruments' reputation for quality and reliability

Efficient power management using PWM technology

Versatility in both input and supply voltage ranges befitting diverse applications

Low supply current promotes energy conservation

Stable performance across a range of temperatures ensuring longevity and durability in various environments

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments UC3845D8TRG4

Product Attribute UC3845D8TRG4 UC3845D UC3845DR2G UC3845D8
Part Number UC3845D8TRG4 UC3845D UC3845DR2G UC3845D8
Manufacturer Texas Instruments Fairchild Semiconductor onsemi Texas Instruments
Function Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down
Synchronous Rectifier No No No No
Base Product Number UC3845 UC3845 UC3845 UC3845
Duty Cycle (Max) 48% 48% 48% 48%
Output Configuration Positive, Isolation Capable Positive or Negative, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable
Package Tape & Reel (TR) Tube Tape & Reel (TR) Tube
Series - - - -
Serial Interfaces - - - -
Package / Case 8-SOIC (0.154', 3.90mm Width) 14-SOIC (0.154", 3.90mm Width) 14-SOIC (0.154', 3.90mm Width) 8-SOIC (0.154", 3.90mm Width)
Frequency - Switching Up to 500kHz Up to 500kHz Up to 500kHz Up to 500kHz
Number of Outputs 1 1 1 1
Voltage - Supply (Vcc/Vdd) 12V ~ 28V 7.6V ~ 30V 7.6V ~ 30V 12V ~ 28V
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Topology Boost, Buck, Buck-Boost, Flyback, Forward Boost, Buck, Buck-Boost, Flyback, Forward Boost, Flyback Boost, Buck, Buck-Boost, Flyback, Forward
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Output Phases 1 1 1 1
Supplier Device Package 8-SOIC 14-SOIC 14-SOIC 8-SOIC
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Control Features Frequency Control Frequency Control Frequency Control Frequency Control
Clock Sync No No No No

UC3845D8TRG4 Datasheet PDF

Download UC3845D8TRG4 pdf datasheets and Texas Instruments documentation for UC3845D8TRG4 - Texas Instruments.

HTML Datasheet
UC1842-45, UC2842-45, UC3842-45.pdf
PCN Design/Specification
US18/28/38 DataSheet Update 4/Jan/2017.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.

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UC3845D8TRG4 Image

UC3845D8TRG4

Texas Instruments
32D-UC3845D8TRG4

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