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PYB20-Q48-D15-H-DIN

SKU: PYB20-Q48-D15-H-DIN

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PYB20-Q48-D15-H-DIN Isolated DC/DC Converter by BEL/CUI INC

Enhance your power management system with the BEL/CUI INC PYB20-Q48-D15-H-DIN series isolated DC-DC converters. Designed for reliable performance in industrial and automation applications, these converters provide up to 20 W of isolated output power with industry-standard pinout and robust protection features.

  • Part Number: PYB20-Q48-D15-H-DIN
  • Manufacturer: BEL/CUI INC
  • Country of Origin: CN
  • Unit of Measure: EA
  • ECCN: EAR99
  • Package Type: DIN rail mount with optional heatsink
  • Datasheet: Download Datasheet

Product Features

  • Up to 20 W isolated output with 1,500 VDC isolation voltage
  • Industry standard pinout for easy integration
  • Wide input voltage range: 18~75 VDC (48 VDC models)
  • High efficiency up to 88% for optimal power utilization
  • Single or dual regulated outputs with optional heatsink
  • Protection features including short circuit, over current, over voltage, and reverse polarity protection
  • Operating temperature range: -40°C to 85°C
  • Six-sided metal shielding for EMI reduction and durability

Electrical Specifications

Parameter Conditions Min Typ Max Units
Input Voltage 48 VDC models 18 75 VDC
Start-up Voltage 50 VDC
Under Voltage Shutdown -0.7 VDC
Output Power 20 W
Efficiency Full load 88 %
Isolation Voltage (Input to Output) 1500 VDC
Ripple and Noise Measured at 20 MHz BW ≤ 20 mVp-p

Protections & Safety

  • Continuous short circuit protection with automatic recovery
  • Over current protection at 160% of rated current
  • Over voltage protection tailored for various output models (3.3V, 5V, 12V, 15V, 24V)
  • Isolation resistance of 1,000 MΩ at 500 VDC
  • Compliance with safety standards including IEC/EN61000-4-2, 4-3, 4-4, 4-5, 4-6, and 4-29
  • RoHS 2011/65/EU compliant

Environmental & Mechanical

  • Operating temperature: -40°C to 85°C
  • Storage temperature: -55°C to 125°C
  • Vibration: 10 G along X, Y, Z axes (10~55 Hz for 30 min)
  • Dimensions: 76 x 31.5 x 25.8 mm (without heatsink), 76 x 31.5 x 29.7 mm (with heatsink)
  • Material: Aluminum alloy case for durability and EMI shielding
  • Mounts to TS35 DIN rails

Additional Details

Pin Connections Single Output Dual Output
1 CTRL CTRL
2 GND GND
3 Vin Vin
4 0V -Vo
5 Trim 0V
6 +Vo +Vo

For detailed specifications and application guidelines, please refer to the full datasheet. Please search the internet for the part number PYB20-Q48-D15-H-DIN for more information.


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