IR2156PBF

Lighting, Ballast Controllers Overview

The IR2156PBF is a half-bridge resonant ballast control IC in a 14-pin PDIP package. It integrates a high-voltage gate driver with a programmable oscillator and state diagram. Key parameters include a supply voltage range of 10 V to 25 V, output currents of 400 mA (sink) and 250 mA (source), and operating temperatures from -40 °C to +125 °C. The device features programmable preheat frequency, run frequency, and dead time.

Lighting, Ballast Controllers Feature Summary

• Integrates half-bridge gate driver with programmable oscillator for complete ballast control
• Features programmable preheat time, frequencies, and dead-time settings
• Includes internal ignition ramp and automatic restart functions
• Provides protection against lamp failure, filament issues, and over-current conditions

Lighting, Ballast Controllers Applications

• Electronic ballasts for fluorescent lamps
• Resonant power conversion circuits
• High-voltage integrated circuit designs requiring half-bridge topology

Lighting, Ballast Controllers Procurement Notes

Verify the component status as NRND (Not Recommended for New Designs). Confirm lead-free compliance and RoHS status. Check moisture sensitivity level requirements during storage and handling. Ensure the PDIP-14 package matches the target PCB footprint. Validate that the 10 V to 25 V supply range fits the system design.

Lighting, Ballast Controllers Selection Notes

Select this part for applications requiring integrated ballast control and half-bridge driving. It suits designs needing programmable preheat and run frequencies. Consider the PDIP-14 package for through-hole mounting. Verify compatibility with the required output current capabilities. Ensure the operating temperature range meets environmental specifications.

Lighting, Ballast Controllers Part Context

The IR2156 series combines a high-voltage half-bridge driver with a microcontroller-like state machine. This integration simplifies electronic ballast design by reducing external component count. The device handles lamp ignition and steady-state operation within a single IC. It supports various resonant topologies commonly used in lighting applications.

Lighting, Ballast Controllers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.