IR2520DPBF

Fluorescent Light Controller, Voltage-mode, 85kHz Switching Freq-Max, PDIP8

**IR2520DPBF – Fluorescent Ballast Controller IC – Infineon Technologies**

Optimize fluorescent lighting systems with the IR2520DPBF ballast controller IC from Infineon Technologies. This voltage-mode IC delivers precise frequency control (34kHz–86kHz) for efficient lamp operation, featuring robust thermal resilience (-25°C to 125°C) and through-hole mounting. PCX supplies this reliable component with guaranteed stock and expedited shipping.

**KEY FEATURES**
– **Type:** Voltage-Mode Ballast Controller
– **Frequency Range:** 34kHz to 86kHz
– **Supply Voltage:** 11.4V–15.4V
– **Low Current Consumption:** 10 mA
– **Operating Temperature:** -25°C to 125°C
– **Package:** 8-Pin PDIP (7.62mm)
– **Mounting:** Through Hole

**TECHNICAL DETAILS**
The IR2520DPBF integrates critical control logic for fluorescent lamp ballasts within an 8-DIP package. Operating without dimming functionality, it maintains stability across industrial temperature extremes. Its voltage-mode architecture ensures consistent switching up to 86kHz, while the 10mA supply current minimizes energy waste. Note: This part is obsolete but available through PCX’s secured inventory.

**TYPICAL APPLICATIONS**
– Commercial fluorescent lighting fixtures
– Industrial high-bay and warehouse lighting
– Backlight systems for displays/signage
– Emergency lighting control circuits
– Retrofit ballast modules

**ABOUT THE MANUFACTURER**
Infineon Technologies is a global semiconductor leader renowned for innovation in power management and IoT solutions. With over 50 years of industry expertise, Infineon sets benchmarks in energy efficiency and system reliability, serving automotive, industrial, and consumer sectors. Their rigorous quality certifications ensure components meet stringent performance standards worldwide.

Infineon’s lighting portfolio, including this IR2520 series, demonstrates cutting-edge integration of analog and digital technologies. Their commitment to sustainable electronics aligns with global energy regulations, making Infineon a trusted partner for mission-critical applications demanding longevity and precision.

**ABOUT BALLAST CONTROLLER ICS**
Ballast controllers are specialized PMICs (Power Management Integrated Circuits) that regulate electrical current in gas-discharge lamps like fluorescents. They ensure stable ignition, prevent flicker, and protect against voltage fluctuations, directly impacting lamp lifespan and energy efficiency. Modern controllers integrate oscillation, timing, and protection circuits into single-chip solutions.

These ICs are fundamental in converting unstable AC input into controlled high-frequency output, enabling compact, reliable lighting systems. Beyond basic illumination, advanced variants support dimming and diagnostics. As lighting standards evolve toward energy conservation, precision ballast controllers remain essential for commercial/industrial applications where reliability and compliance are non-negotiable.

**PACKAGING**
Available in protective