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ONSEMI FSQ0165RN Valley Switching Power Switch

The FSQ0165RN is an advanced valley switching power switch designed for high-efficiency, low EMI power supplies in consumer electronics such as DVD players, set-top boxes, and LCD TVs. It features intrinsic valley switching, comprehensive protection functions including overload and over-voltage protection, internal soft-start, and a high-voltage SenseFET. Its optimized design reduces external components, enhances system reliability, and minimizes power dissipation during standby. This device ensures compact, cost-effective power conversion with improved noise reduction and operational stability across a wide input range.

Authorized Distributors
Part No:FSQ0165RN
Stock:0
Inv Date:06-11-2026
Price: N/A
Buy/RFQ:

ONSEMI FSQ0165RN Valley Switching Power Switch Specifications:

  • High-Voltage SenseFET: 650V
  • Internal Soft-Start: 15ms
  • Protection Functions: Overload, Over-Voltage, Thermal Shutdown
  • Input Voltage Range: 85-265Vac
  • Maximum Output Power: 19W
  • Operating Temperature: -40°C to +85°C
  • Package Types: 8-DIP, 8-LSOP
  • Thermal Resistance (Junction-to-Ambient): 80°C/W
  • Switching Frequency Limit: 55kHz to 67kHz
  • Idle Power Consumption: <1W at 230V ac input
  • Typical Efficiency: >77% at universal input
  • Internal high-voltage start circuit and valley switching control
  • Protection Functions include auto-restart for fault conditions
  • Internal component count minimized for system reliability

Buy the Fairchild Series FPS Power Switch: FSQ0165RN

Order the Fairchild FSQ0165RN online today to enhance your power supply designs. This high-performance device offers integrated valley switching, low EMI operation, and comprehensive protections, making it ideal for compact consumer electronics like DVD players and LCD TVs. Its internal soft-start reduces stress during startup, while auto-restart fault protection ensures system reliability. With a wide input range, high voltage tolerance, and efficient power conversion, the FSQ0165RN supports your design needs for low noise, stable operation, and minimal external components, ensuring optimal performance in your products.

Buy Fairchild FSQ0165RN now and experience unmatched reliability and high-efficiency power switching for consumer electronics with minimal external components.

Frequently Asked Questions

Where can I buy ONSEMI FSQ0165RN?

You can click on the BUY or RFQ button to purchase FSQ0165RN from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part FSQ0165RN?

You can download the FSQ0165RN datasheet or visit the ONSEMI website for support.

Who is the manufacturer of FSQ0165RN?

ONSEMI

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