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ONSEMI NCP1252BDR2G Power Supply PWM Controller

The NCP1252 is a high-performance current mode PWM controller designed for forward and flyback power supplies, especially in ATX and adapter applications. It features adjustable switching frequency up to 500 kHz, internal frequency jittering for EMI reduction, and robust protection mechanisms including short-circuit, overload, and brown-out detection. Its versatile design supports various duty cycles, soft-start, and ramp compensation, making it ideal for efficient, cost-effective, and space-saving power supply solutions built with a SOIC-8 package. The device ensures reliable, safe operation in demanding industrial environments.

Authorized Distributors
Source:DigiKey
Part No:NCP1252BDR2G
Stock:2093
Inv Date:06-11-2026
Price: Unit price: $0.86
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Part No:NCP1252BDR2G
Stock:2292
Inv Date:06-11-2026
Price: Unit price: $0.83
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Part No:NCP1252BDR2G
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.81
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Part No:NCP1252BDR2G
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.5462
Buy/RFQ:
Part No:NCP1252BDR2G
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.5462
Buy/RFQ:

ONSEMI NCP1252BDR2G Power Supply PWM Controller Specifications:

  • Switching Frequency: Adjustable up to 500 kHz
  • Duty Cycle: Max 50% (A version), Max 80% (B version), Max 65% (C version), Max 47.5% (D & E versions)
  • Vcc Range: 9 V to 28 V with auto-recovery UVLO
  • Peak Current Mode Control with ramp compensation
  • Protection: Short-circuit, overload, brown-out detection
  • Soft-start Timer: Adjustable, with internal delay
  • Frequency Jittering: ±5% to reduce EMI
  • Package: SOIC-8
  • Power Dissipation: Suitable for cost-sensitive applications
  • Temperature Range: -25°C to +125°C

Buy the ONSEMI Series Power Supply PWM Controller: NCP1252BDR2G

Enhance your power supply design with the NCP1252 PWM controller from ON Semiconductor. Featuring adjustable frequency up to 500 kHz, built-in protections, and a compact SOIC-8 package, it ensures dependable operation across diverse industrial applications. Perfect for forward and flyback converters, this controller facilitates efficient and space-saving power solutions. With soft-start, ramp compensation, and EMI-reducing jittering, it helps achieve high performance, low noise, and robust safety features. Order online today for quick delivery and seamless integration into your project.

Buy ON Semiconductor NCP1252 now and experience unmatched reliability and performance in space-efficient power supply designs.

Frequently Asked Questions

Where can I buy ONSEMI NCP1252BDR2G?

You can click on the BUY or RFQ button to purchase NCP1252BDR2G from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part NCP1252BDR2G?

You can download the NCP1252BDR2G datasheet or visit the ONSEMI website for support.

Who is the manufacturer of NCP1252BDR2G?

ONSEMI

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