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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersTL3845D-8
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TL3845D-8 - Texas Instruments

Manufacturer Part Number
TL3845D-8
Manufacturer
Texas Instruments
Allelco Part Number
32D-TL3845D-8
ECAD Model
Parts Description
IC REG CTRLR MULT TOPOLOGY 8SOIC
Detailed Description
Package
8-SOIC (0.154", 3.90mm Width)
Data sheet
TL3845D-8.pdf
RoHs Status
ROHS3 Compliant
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Specifications

TL3845D-8 Tech Specifications
Texas Instruments - TL3845D-8 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TL3845D-8

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V  
Topology Boost, Flyback, Forward Converter  
Synchronous Rectifier No  
Supplier Device Package 8-SOIC  
Series Automotive, AEC-Q100  
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  
Operating Temperature 0°C ~ 70°C (TA)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Up, Step-Up/Step-Down  
Frequency - Switching 100kHz  
Duty Cycle (Max) 48%  
Control Features Frequency Control  
Clock Sync No  
Base Product Number TL3845  

Parts Introduction

Manufacturer Part Number

TL3845D-8

Manufacturer

Texas Instruments

Introduction

The TL3845D-8 is a power management integrated circuit used in DC-DC switching control applications.

Product Features and Performance

Power Management IC Category

DC-DC Switching Controller Functionality

Tube Packaging for component delivery

Capable of Step-Up and Step-Up/Step-Down configurations

Designed for Positive Output Configurations

Supports Boost, Flyback, and Forward Converter topologies

Single Output with one Output Phase

Voltage Supply Range from 7.6V to 30V

Switching Frequency set at 100kHz

Maximum Duty Cycle of 48%

Lacks Synchronous Rectifier for simplicity

No Clock Synchronization feature

Frequency Control among Control Features

Product Advantages

Optimized for automotive applications

Qualification according to AEC-Q100 standards

Reliable performance with a wide supply voltage range

Ability to adapt to different topologies for design flexibility

Key Technical Parameters

Frequency - Switching of 100kHz

Voltage - Supply range of 7.6V ~ 30V

Duty Cycle (Max) of 48%

Number of Outputs: 1

Temperature Range: 0°C ~ 70°C operational

Quality and Safety Features

Qualified for use in automotive applications (AEC-Q100)

Operational grade designed to meet automotive standards

Compatibility

Surface Mount compatible

Mounted in an 8-SOIC package

Application Areas

Automotive power management systems

Industrial DC-DC converters

Consumer electronics power supply units

Telecommunications equipment

Product Lifecycle

Last Time Buy status indicating the product is nearing discontinuation

Replacements or upgrades may be available from Texas Instruments

Several Key Reasons to Choose This Product

Versatile power supply options suitable for various topologies

Qualified for high-reliability automotive applications

Designed to meet industrial temperature and performance standards

Ideal for compact designs thanks to its SOIC-8 package

Comprehensive frequency control for tailored performance

Supported by Texas Instruments' extensive technical resources and customer support

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TL3845D-8

Product Attribute TL3845D-8 TL3844DR-8 TL3845BD-8 TL3845P
Part Number TL3845D-8 TL3844DR-8 TL3845BD-8 TL3845P
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Frequency - Switching 100kHz Up to 500kHz 100kHz 100kHz
Supplier Device Package 8-SOIC 8-SOIC 8-SOIC 8-PDIP
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Package Tube Tape & Reel (TR) Tube Tube
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V 10V ~ 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-Up/Step-Down
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-DIP (0.300', 7.62mm)
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Number of Outputs 1 1 1 1
Clock Sync No No No No
Serial Interfaces - - - -
Mounting Type Surface Mount Surface Mount Surface Mount Through Hole
Control Features Frequency Control Frequency Control Frequency Control Frequency Control
Output Configuration Positive Positive Positive Positive
Output Phases 1 1 1 1
Series Automotive, AEC-Q100 - - Automotive, AEC-Q100
Base Product Number TL3845 TL3844 TL3845 TL3845
Duty Cycle (Max) 48% 48% 48% 48%
Topology Boost, Flyback, Forward Converter Boost, Flyback, Forward Boost, Flyback, Forward Converter Boost, Flyback, Forward Converter
Synchronous Rectifier No No No No

TL3845D-8 Datasheet PDF

Download TL3845D-8 pdf datasheets and Texas Instruments documentation for TL3845D-8 - Texas Instruments.

PCN Design/Specification
Mult Devices Font 21/Apr/2018.pdf

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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

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  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.

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TL3845D-8 Image

TL3845D-8

Texas Instruments
32D-TL3845D-8

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