TL2843BDR-8

$0.37

Description：IC REG CTRLR MULT TOPOLOGY 8SOIC
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:ef88a08aef8d Category: DC DC Switching Controllers Brand: Texas Instruments

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Product introduction

TL2843BDR-8 is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG CTRLR MULT TOPOLOGY 8SOIC. Review the specifications below when checking this part for your BOM.

DC DC Switching Controllers specifications for TL2843BDR-8

Description：IC REG CTRLR MULT TOPOLOGY 8SOIC
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Output Type：Transistor Driver
Function：Step-Up, Step-Up/Step-Down
Output Configuration：Positive
Topology：Boost, Flyback, Forward
Number of Outputs：1
Output Phases：1
Voltage - Supply (Vcc/Vdd)：7.6V ~ 30V
Frequency - Switching：Up to 500kHz
Duty Cycle (Max)：96%
Synchronous Rectifier：No
Clock Sync：No
Serial Interfaces：-
Control Features：Frequency Control
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：8-SOIC (0.154", 3.90mm Width)
Supplier Device Package：8-SOIC
Grade：-
Qualification：-

DC DC Switching Controllers datasheet and documents for TL2843BDR-8

TL2843BDR-8

DC DC Switching Controllers Overview

The TL2843BDR-8 is a high-performance current-mode PWM controller manufactured by Texas Instruments. It supports Boost, Flyback, and Forward topologies with a single output. The device operates at a switching frequency of 500 kHz and delivers up to 1 A output current. It features a maximum duty cycle of 100% and an output voltage range of 0 V to 30 V. Operating temperatures span from -40°C to +85°C. The component is housed in an SOIC-8 package with rise and fall times of 50 ns.

DC DC Switching Controllers Feature Summary

Implements current-mode PWM control for stable regulation
Supports multiple converter topologies including Boost, Flyback, and Forward
Provides full duty cycle capability for wide input voltage ranges

DC DC Switching Controllers Applications

DC-DC step-up converters
Flyback power supplies
Forward converter designs

DC DC Switching Controllers Procurement Notes

Verify the specific suffix '8' indicates the SOIC-8 tape and reel packaging configuration. Confirm RoHS compliance status through official manufacturer documentation or authorized distributor datasheets prior to integration. Ensure the operating temperature range meets system requirements.

DC DC Switching Controllers Selection Notes

Select this component for applications requiring current-mode control with high duty cycle flexibility. Compare against TL2844 variants if duty cycle limitations are acceptable. Validate thermal performance within the specified -40°C to +85°C range for the target environment.

DC DC Switching Controllers Part Context

This part belongs to the TL2843 series of high-performance current-mode PWM controllers. It is designed for versatile power supply architectures. The DR-8 suffix denotes the specific surface-mount packaging and shipping format provided by the manufacturer.

DC DC Switching Controllers Replacement Considerations

Public confirmed substitute part numbers include TL2843BD-8 and TL2843DRG4-8. Verify pin compatibility and electrical specifications before substitution.

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Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.