SMPS IC DK225 – KTRON India https://www.ktron.in Best Shopping Site for Retail And Wholesale Electronic Components in India Wed, 29 Apr 2026 07:01:28 +0000 en-US hourly 1 https://wordpress.org/?v=5.4.6 https://www.ktron.in/wp-content/uploads/2020/04/cropped-ktron-site-icon-50x50-1-32x32.png SMPS IC DK225 – KTRON India https://www.ktron.in 32 32 DK225MD 30W SMPS IC – High-Performance PWM Controller with Built-in 650V MOSFET – DIP8 https://www.ktron.in/product/dk225md-30w-ic-high-performance-pwm/ https://www.ktron.in/product/dk225md-30w-ic-high-performance-pwm/#respond Thu, 18 Sep 2025 20:00:48 +0000 https://www.ktron.in/?post_type=product&p=122056
  • VDD Operating Voltage: 9.5V - 32V
  • On-Resistance (RDS(ON)): Max 1.4Ω
  • Overvoltage Protection (VOVP): 37- 43V
  • Oscillation Frequency (FOSC(fast)): Max 70kHz
  • Power tube drain-source VDRAIN_MAX: 700V.
  • Power: 30W max
    • ]]>     The DK225MD 30W IC is a high-performance, low-power PWM controller designed for power supply solutions up to 30W. It features a built-in 650V high-voltage power MOSFET, making it ideal for compact and efficient designs. The controller operates with a fixed switching frequency and utilizes green mode at no or light load to enhance efficiency and minimize power consumption. With advanced EMI performance and comprehensive protection mechanisms, the DK225MD ensures reliable and efficient power delivery.

    Key Features:

    • Wide Input Voltage Range: Supports full voltage input from 85VAC to 265VAC.
    • High Integration: Built-in 650V high-voltage power MOSFET.
    • Efficient Performance:
      • Soft start technology for smooth operation.
      • Frequency jittering for improved EMI performance.
      • Frequency hopping to enhance light-load efficiency and reduce standby power consumption.
      • No-load standby power consumption <75mW @230VAC.
    • Built-in Protections:
      • Overload protection.
      • Cycle-by-cycle current limit protection.
      • VDD overvoltage and undervoltage protection.
      • Overtemperature protection.
    • Advanced Design:
      • Ramp compensation for stability.
      • Leading-edge blanking (LEB) for noise reduction.
      • Low startup and operating current.
    • High Reliability: 4kV ESD protection.
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