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IR2156SPBF

IR2156SPBF Description

The IR2156SPBF from Infineon Technologies is a high-performance ballast controller IC designed for electronic lighting systems. Operating within a 10.5V to 16.5V supply range and drawing 10 mA of current, it generates a fixed-frequency output between 36 kHz to 44 kHz, making it ideal for fluorescent lamp ballasts. Packaged in a 14-pin SOIC tube, this surface-mount device complies with ROHS3 and REACH environmental standards, ensuring reliability in industrial applications. Its Moisture Sensitivity Level (MSL) 3 rating indicates robust handling requirements for extended shelf life.

IR2156SPBF Features

• Precision Frequency Control: Fixed 36 kHz–44 kHz oscillation ensures stable lamp operation without flicker.
• Wide Supply Voltage Range (10.5V–16.5V): Supports diverse power supply conditions.
• Low Power Consumption (10 mA): Enhances energy efficiency in ballast designs.
• No Dimming Functionality: Optimized for non-dimmable applications, simplifying circuit design.
• Robust Packaging (14-SOIC): Suitable for automated surface-mount assembly and high-volume production.
• Compliance: ROHS3, REACH Unaffected, ECCN EAR99—meets global regulatory standards.

IR2156SPBF Applications

This IC excels in:

• Fluorescent Lamp Ballasts: Provides reliable ignition and steady-state operation for T5/T8/T12 lamps.
• Industrial Lighting Systems: Ideal for high-bay fixtures and commercial luminaires requiring stable frequency control.
• Emergency Lighting: Ensures consistent performance in battery-backed or UPS-powered setups.
• Non-Dimmable Architectures: Simplifies designs where dimming is unnecessary, reducing BOM complexity.

Conclusion of IR2156SPBF

The IR2156SPBF stands out for its precision frequency stability, low power draw, and compliance with environmental standards. Its non-dimming focus and robust SOIC packaging make it a cost-effective choice for fixed-intensity lighting systems. Engineers will appreciate its reliability in industrial and commercial applications, particularly where long-term performance and regulatory adherence are critical. For fluorescent ballasts requiring simplicity and efficiency, this IC delivers unmatched value.