TL3844PG4

DC DC Switching Controllers Overview

The TL3844PG4 is a current-mode PWM controller manufactured by Texas Instruments, designed for DC-DC switching applications. It supports boost, flyback, and forward topologies with a single positive output. The device operates within a supply voltage range of 10V to 30V and features a maximum switching frequency of 500kHz. It provides a maximum duty cycle of 48% and delivers an output drive current of 200mA. The component functions reliably across an operating temperature range of 0°C to 70°C and is housed in an 8-pin PDIP package.

DC DC Switching Controllers Feature Summary

• Implements current-mode pulse width modulation control architecture
• Supports versatile power converter topologies including boost, flyback, and forward configurations
• Provides high-current transistor driver output stage for external switch control

DC DC Switching Controllers Applications

• Isolated power supply designs using flyback topology
• Non-isolated step-up voltage regulation circuits
• Forward converter power stages

DC DC Switching Controllers Procurement Notes

Verify the specific suffix 'G4' indicates lead-free compliance and RoHS status as per Texas Instruments documentation. Confirm the package type matches the required 8-DIP form factor for your assembly process. Ensure the operating temperature range meets your system's thermal requirements. Cross-reference the manufacturer part number with authorized distributors to ensure authenticity and traceability.

DC DC Switching Controllers Selection Notes

Select this controller for applications requiring current-mode regulation with a maximum switching frequency of 500kHz. It is suitable for designs needing a 200mA output drive capability. Consider the 8-pin DIP package for through-hole mounting requirements. Verify that the input supply voltage remains within the specified 10V to 30V range during operation.

DC DC Switching Controllers Part Context

The TL3844PG4 belongs to the TL384x family of current-mode PWM controllers from Texas Instruments. This series is engineered for general-purpose DC-DC conversion tasks. The device integrates essential control logic for stable switching regulator performance. It serves as a core component in various power management systems requiring reliable voltage regulation.

DC DC Switching Controllers Replacement Considerations

The TL3844PE4 is a documented equivalent variant within the same product family. Both parts share identical functional specifications and pinouts. Verify package compatibility when substituting between different suffixes.