TL3845D-8

DC DC Switching Controllers Overview

The TL3845D-8 is a high-performance current-mode PWM controller manufactured by Texas Instruments, designed for DC/DC switching applications. It operates within a supply voltage range of 7.6V to 30V and supports a maximum switching frequency of 100kHz. The device features a maximum duty cycle of 48% and provides a single positive output configuration via a transistor driver. It is housed in an 8-SOIC surface-mount package and is rated for an operating temperature range of 0°C to 70°C.

DC DC Switching Controllers Feature Summary

• Implements current-mode pulse width modulation control for efficient power regulation
• Supports multiple converter topologies including boost, flyback, and forward configurations
• Integrates a transistor driver stage for direct gate drive capability

DC DC Switching Controllers Applications

• Boost converter designs
• Flyback power supply implementations
• Forward converter circuits

DC DC Switching Controllers Procurement Notes

Verify the specific suffix 'D-8' against official Texas Instruments documentation to confirm the SOIC-8 tube packaging format. Confirm that the component status remains active or manage end-of-life transitions if applicable. Ensure compatibility with RoHS3 standards and check for any recent product change notifications regarding pinout or electrical specifications before finalizing procurement orders.

DC DC Switching Controllers Selection Notes

Select this component for designs requiring a robust current-mode controller with integrated driver capabilities. The 8-SOIC package suits space-constrained surface-mount layouts. Verify that the required switching frequency does not exceed the 100kHz limit and that the input voltage stays within the specified 7.6V to 30V range for reliable operation across the industrial temperature spectrum.

DC DC Switching Controllers Part Context

This part belongs to the TL3845 family of switching controllers from Texas Instruments. It serves as a specialized variant optimized for specific packaging and performance requirements within the broader portfolio of power management integrated circuits. The device complements other variants like the TL3845BDR-8 by offering distinct form factors while maintaining core control functionalities.

DC DC Switching Controllers Replacement Considerations

Officially recommended substitutes include the TL3845DR-8. Verify pin compatibility and electrical specifications when transitioning between these variants.