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100 Watt

Single and Dual Output Regulated, 2:1 Input


Wide input voltage range with industry standard footprint

Our 100 watt single and dual output DC-DC converter features a compact package of 2.40" x 2.28" x 0.50", no minimum load and an adjustable output voltage. This design also has short circuit and over voltage protection, an on/off control and a minimum input/output isolation of 1600 Vdc.

 

INPUT

  • Input Voltages Range
    • 36 - 72 Vdc
  • UVLO Start-up Voltage
    • Single: 34V typ.
    • Dual: 35V typ.
  • UVLO Shutdown Voltage
    • Single: 32V typ.
    • Dual: 33V typ.
  • Input Filter: L-C type
  • Input Voltage Variation dv/dt:
    • 5V/ms, max. (Complies with ETS300 132 part 4.4)
  • Input Surge Voltage 100 mS max. (Single): 100 Vdc
  • Start up time
    • Nominal Vin and constant resistor load
      • Single: 25 mS typ.
  • Input Reflected Ripple Current (5 Hz to 20 MHz, 12 μH source impedance)
    • Single: 20 mAp-p
  • Remote ON/OFF
    • Positive Logic (Single)
      • DC-DC ON: Open or 3.5V<Vr<15V, IIN=50μA max.
      • DC-DC OFF: Short or 0V<Vr<1.2V, IIN=1mA max.
    • Negative Logic (Single)
      • DC-DC ON: Short or 0V<Vr<1.2V, IIN=1mA max.
      • DC-DC OFF: Open or 3.5V<Vr<15V, IIN=50μA max.
    • Positive Logic (Dual)
      • DC-DC ON: Open or 3V<Vr<+Vin
      • DC-DC OFF: Short or 0V<Vr<1.2V
    • Negative Logic (Dual)
      • DC-DC ON: Open or 3V<Vr<+Vin
      • DC-DC OFF: Open or 0V<Vr<1.2V

OUTPUT

  • Total Output Power: 100 Watts max.
  • Voltage Accuracy
    • Full load and nominal Vin
      • Single: ±1.5%
      • Dual: ±1.0%
  • Voltage Adjustability
    • Single: +10%, -20%
    • Dual for Each Outputs: ±10%
  • Minimum Load: 0%
  • Line Regulation
    • LL to HL at FL: ±0.02%
  • Load Regulation
    • Single (0% to 100% FL): 0.5%
    • Dual (0% to 100% FL)0.5%
    • Dual for Each Outputs0.5%
  • Remote sense
  • Single: 10% of Vout
  • Ripple and Noise (20 MHz bandwidth): 100 mVp-p
  • Temperature Coefficient: ±0.02%/°C, max.
  • Transient Response Recovery Time, 25% load step change: 200μS
  • Over Voltage Protection Threshold
    • Single (Hiccup): 115 - 130% of Vout
    • Dual: 2.5V: 3.0V, 3.3V: 3.9V, 5V: 6.2V
  • Over Current Protection Threshold
    • Single: 110 - 140% of lout Rated
  • Short Circuit Protection: Hiccup, automatic recovery

GENERAL

  • Efficiency: 85 - 90%
  • Isolation Voltage
    • Input to Output: 1600 Vdc, min.
    • Input to Case: 1000 Vdc, min.
    • Output to Case: 1000 Vdc, min.
  • Isolation Resistance
    • Single: 107 Ohms, min.
    • Dual: 109 Ohms, min.
  • Isolation Capacitance
    • Single: 2500 pF, max.
    • Dual: 1500 pF, max.
  • Switching Frequency: 300 KHz, typ
  • Approvals: IEC60950, UL60950, EN60950
  • Case Material
    • Dual: Non-conductive black plastic
  • Base Material: Aluminum base-plate
  • Potting Material
    • Dual: Silicon (UL94-V0)
  • Weight
    • Single: 55 g (1.94 oz)
    • Dual: 105 g (3.7 oz)
  • MTBF
    • Single: 2 x 106 hrs
    • Dual: 1.004 x 106 hrs

ENVIRONMENTAL

  • Operating Base-Plate Temperature Range: -40°C to 100°C
  • Over Temperature Protection
    • Single: 110°C
    • Dual for base plate: 105°C
  • Humidity max, non-condensing: 95%
  • Storage Temperature Range: -55°C to 125°C
  • Thermal Shock: MIL-STD-810D
  • Vibration: 10 - 55 Hz, 2 G, 3 minutes period, 30 minutes along X, Y and Z

EMC CHARACTERISTICS

  • Conducted Emissions:
    • EN55022: Level A
    • EN55022: Level B
  • Radiated Emissions: EN55022, Level A
  • ESD (single): EN61000-4-2, Perf. Criteria 2
  • Radiated Immunity: EN61000-4-3, Perf. Criteria 2
  • Fast Transient: EN61000-4-4, Perf. Criteria 2
  • Surge: EN61000-4-5, Perf. Criteria 2
  • Conducted Immunity: EN61000-4-6, Perf. Criteria 2
Input Voltage
Range (Vdc)
Output Voltage
(Vdc)
Output Current (A)Efficiency
%
Model NumberCase
Single Output Voltage
48 (36-72) 1.8 25 86 MWA100-48S1.8 H
2.5 25 87 MWA100-48S2.5 H
3.3 25 90 MWA100-48S33 H
5 20 90 MWA100-48S5 H
15 6.66 90 MWA100-48S15 H
Dual Output Voltage
48 (36-72) 5/3.3- 20/25- 87 MWA100-48S5S33 H
5/2.5- 20/25- 85 MWA100-48S5S2.5 H
3.3/2.5- 25/25- 85 MWA100-48S33S2.5 H