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Polytron SWB9 Series DC-DC Converters, 9 Watt Single and Dual Output, Ultra Wide Input, 4:1


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Daburn Part Number:

DC-DC converters with 4:1 ultra wide input range

  • 4:1 Ultra Wide Input Range
  • Output Current up to 2000 mA
  • Miniature SIP (Single-In-Line) Package, 0.86” × 0.36” × 0.44”
  • Fixed Switching Frequency
  • High Efficiency (up to 89%)
  • Input/ Output Isolation up to 1600Vdc
  • Continuous Short Circuit Protection
  • External On/ Off Control
  • Safety Meets UL60950-1, EN60950-1 & IEC60950-1
  • CE Marked
  • RoHS Compliant to EU Directive 2011/65/EU
  • Available in Plastic or Metal Case

SWB9 Series Specification Sheet PDF

 

Daburn Part
Number
 Input Voltage Range (Vdc)  Output Voltage (Vdc) Output Current
(mA)
Input Current (mA)  Efficiency %  Maximum Capacitor
Load μF   
Full Load  No Load
Single Output
SWB9-24S33 9 – 36 3.3 2000 9 82 2600
SWB9-24S5 5 1600 9 85 1300
SWB9-24S9 9 1000 9 86 800
SWB9-24S12 12 750 9 88 560
SWB9-24S15 15 600 9 89 560
SWB9-24S24 24 375 9 89 200
SWB9-48S33 18 – 75 3.3 2000 5 82 2600
SWB9-48S5 5 1600 5 85 1300
SWB9-48S9 9 1000 5 86 800
SWB9-48S12 12 750 5 89 560
SWB9-48S15 15 600 5 88 560
SWB9-48S24 24 375 5 88 200
Dual Output
SWB9-24-5 9 – 36 ±5 ±800 9 85 800
SWB9-24-12 ±12 ±375 9 88 390
SWB9-24-15 ±15 ±300 9 88 200
SWB9-48-5 18 – 75 ±5 ±800 5 85 800
SWB9-48-12 ±12 ±375 5 87 390
SWB9-48-15 ±15 ±300 5 87 200



Input and Output Specifications:

INPUT

  • Operating input voltage range
    • 24 Vin(nom): 9 - 36 Vdc
    • 48 Vin(nom): 18 - 75 Vdc
  • Start up time
    • Constant resistive load, power up: 50 mS
    • Constant resistive load, remote ON/OFF: 50 mS
  • Input surge voltage
    • 1 second, max., 24Vin(nom): 50 Vdc
    • 1 second, max., 48Vin(nom): 100 Vdc
  • Input filter: Capacitor type
  • Remote On/Off
    • DC-DC ON: Open or high impedance
    • Ctrl pin applied current via 1kΩ, DC-DC OFF: 2 - 4 mA
    • Remote off input current, SWB9-24XX: 3 mA
    • Remote off input current, SWB9-48XX: 2.5 mA

 

OUTPUT

  • Voltage accuracy: ±1%
  • Line regulation
    • Low Line to High Line at Full Load: ±0.2%
  • Load regulation
    • No Load to Full Load, Single: ±1%
    • Dual: ±1%
  • Cross regulation
    • Asymmetrical load 25%/100% FL, dual: ±5%
  • Ripple and noise
    • Measured by 20MHz bandwidth with a 1µF/50V X7R MLCC
    • 3.3Vout, 5Vout, 9Vout: 50 mVp-p
    • 12Vout, 15Vout, 24Vout: 75 mVp-p
  • Temperature coefficient: ±0.02%/°C
  • Transient response recovery time
    • 25% load step change: 250µS
  • Over load protection
    • % of lout rated; Hiccup mode: 180%
  • Short circuit protection: Continuous automatics recovery

 

More Specifications:

GENERAL

  • Isolation voltage
    • 1 minute, input to output: 1600 Vdc
    • Input (Output) to Case: 1000GΩ
  • Isolation resistance: 500 Vdc
  • Isolation capacitance
    • Standard type: 50 pF
    • Suffix "M": 50 pF
  • Switching frequency
    • Single: 400 kHz
    • Dual: 500 kHz

ENVIRONMENTAL

  • Operating ambient temperature
    • 3.3 Vout, Standard type
      • Without derating: -40 - 45°C
      • With derating: 45 - 100°C
    • Suffix "M"
      • Without derating: -40 - 50°C
      • With derating: 50 - 100°C
    • Others, Standard type
      • Without derating: -40 - 55°C
      • With derating: 55 - 100°C
    • Suffix "M"
      • Without derating: -40 - 60°C
      • With derating: 60 - 100°C
  • Storage temperature range: -55 - 125°C
  • Thermal shock: MIL-STD-810F
  • Vibration: MIL-STD-810F
  • Relative humidity: 5 to 95% RH

 

PHYSICAL

  • Design meet safety standard:
    • IEC60950-1, UL60950-1, EN60950-1, EN62368-1, UL62368-1, IEC62368-1
  • Case material
    • Standard type: non-conductive black plastic
    • Suffix "M": copper
  • Base material: None
  • Potting material: Silicone (UL94-V-0)
  • Dimensions: 0.86 x 0.36 x 0.44 inches (21.84 x 9.14 x 11.18 mm)
  • Weight
    • Standard type: 4.8 g (0.17 oz)
    • Suffix "M": 5.9 g (0.21 oz)
  • MTBF
    • 2.696E+06 hrs, MIL-HDBK-217F, full load, standard type
    • 2.939E+06 hrs, Suffix "M"


EMC CHARACTERISTICS

  • EMI
    • Class A: EN55022
    • Class B: EN55022
  • ESD
    • EN61000-4-2, Perf. Criteria A
      • Air: ±8kV
      • Contact: ±6kV
  • Radiated immunity
    • EN61000-4-3, Perf. Criteria A
      • 20 V/m
  • Fast transient
    • EN61000-4-4, Perf. Criteria A
      • ±2kV
  • Surge
    • EN61000-4-5, Perf. Criteria A
  • Conducted immunity
    • EN61000-4-6, Perf. Criteria A
      • 10 Vr.m.s
  • Power frequency magnetic field
    • EN61000-4-8, Perf. Criteria A
      • 100A/m continuous, 1000A/m 1 second

 

 

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