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INFINEON ICE2QR2280G1XUMA1 Power Switch IC

The ICE2QR2280G-1 is a high-voltage, quasi-resonant power switch IC with an integrated CoolMOS™ in a DSO-12 package, designed for low power, high efficiency switch-mode power supplies. Features include active burst mode for standby power below 100 mW, digital frequency reduction for efficiency, built-in soft-start, and multiple protections such as over-voltage, over-temperature, and short-winding protection. Ideal for adapters, chargers, and auxiliary power in appliances and electronics, it ensures low EMI, reduced switching stress, and reliable operation across varied loads and input voltages.

Authorized Distributors
Source:Newark
Part No:ICE2QR2280G1XUMA1
Stock:2794
Inv Date:05-29-2026
Price: Unit price: $2.46
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Source:DigiKey
Part No:ICE2QR2280G1XUMA1
Stock:44
Inv Date:05-29-2026
Price: Unit price: $2.5
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Part No:ICE2QR2280G1XUMA1
Stock:2228
Inv Date:05-30-2026
Price: Unit price: $2.12
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Part No:ICE2QR2280G1XUMA1
Stock:0
Inv Date:05-29-2026
Price: Unit price: $0.95
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INFINEON ICE2QR2280G1XUMA1 Power Switch IC Specifications:

  • Package: DSO-12
  • Drain-Source Voltage: 800 V
  • VCC Supply Voltage Range: 0 to 27 V
  • Soft-Start Time: 8.5 to 12 ms
  • Maximum On-Time: 30 μs
  • Peak Current Limitation: 1.09 V
  • Active Burst Mode Frequency: approx. 52 kHz
  • Protection: Over-voltage, over-temperature, short-winding, overload
  • Operating Junction Temperature: -40°C to 150°C
  • Thermal Resistance: 85 K/W with 232mm² copper area on drain pin
  • Input Power Range: 85–265 VAC
  • Cycle-by-cycle current limit
  • Zero crossing detection for switch control
  • Supported applications include adapters, chargers, set-top boxes, and auxiliary power supplies.

Buy the Infineon ICE2QR2280G-1 – Reliable Quasi-Resonant Power Switch for Industrial Applications

Purchase the Infineon ICE2QR2280G-1 online today—engineered for high reliability and efficiency in switching power supplies. Featuring active burst mode, digital frequency reduction, and comprehensive protections, this IC reduces power consumption, EMI, and stress on components. Ideal for adapters, chargers, and auxiliary power in consumer electronics and industrial applications, it ensures stable performance across varying loads and input voltages. Buy now to secure a dependable solution designed for long-term operation and minimal maintenance.

Get Infineon ICE2QR2280G-1 today—built for precision, efficiency, and long-lasting durability in power supplies.

Frequently Asked Questions

Where can I buy INFINEON ICE2QR2280G1XUMA1?

You can click on the BUY or RFQ button to purchase ICE2QR2280G1XUMA1 from an authorized INFINEON distributor.

How do I troubleshoot issues or seek technical support for part ICE2QR2280G1XUMA1?

You can download the ICE2QR2280G1XUMA1 datasheet or visit the INFINEON website for support.

Who is the manufacturer of ICE2QR2280G1XUMA1?

INFINEON

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