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40 Watt

Single, Dual and Triple Output Isolated, Wide Input


Over current protection for telecom and networking applications

With a miniature case of 2.0" x 2.0" x 0.4", our 40 watt single, dual and triple output DC-DC converter features over current protection, an on/off control and a six-sided shield. This design is ideal for telecom and networking applications.

INPUT

  • Voltage Range
    • Single Output:
      • 24 Vdc: 18 - 36 Vdc
      • 48 Vdc: 36 - 75 Vdc
    • Dual Output:
      • 24 Vdc: 18 - 36 Vdc
      • 48 Vdc: 36 - 75 Vdc
    • Triple Output:
      • 24 Vdc: 18 - 36 Vdc
      • 48 Vdc: 36 - 75 Vdc
  • Input Filter: LC Type
  • Undervoltage Shutdown: 17 or 34 Vdc, typ.
  • Remote Off Input Current: 2.5 mA, typ.

OUTPUT

  • Voltage Accuracy:
    • Single, Dual and Triple Primary: ±1.0%
    • Triple (Aux.) Output: ±5.0%
  • Line Regulation: ±0.5%
  • Load Regulation
    • Single Output: ±0.5%
    • Dual Output: ±1.0%
    • Triple Output
      • Primary: ±2%, Aux.: ±5.0%
  • Temperature Coefficient at FL: ±0.02%/°C max.
  • Transient Response, 25% load step: 400 ms
  • Min. Output Current % Iout Rated (Main Output)
    • MWA40-xxD, 3.3V: 20%
    • Dual and Triple: 10%

REMOTE ON/OFF CONTROL

  • Control Voltage Reference to Negative (-) Input
    • Compatibility: CMOS, TTL
    • On Control: 4.8V min. or Open
    • Off Control: 0.4V max. or Short

GENERAL

  • Efficiency: 84 - 90%
  • Isolation Voltage: 1600 Vdc min.
  • Isolation Resistance: 1000 MOhms
  • Switching Frequency: 300 KHz typ.
  • Protection
    • Over Current Protection
    • Continuous Short Circuit Protection

ENVIRONMENTAL

  • Operating Temperature Range: -25 to 71°C
  • Storage Temperature Range: -55 to 105°C
  • Case Temperature: 100°C max.
  • Cooling: Free Air Convection
  • EMI/RFI: Six-Sided Continuous Shield

PHYSICAL

  • Case Material: Nickel-coated copper with non-conductive base
  • Dimensions: 2.0" x 2.0" x 0.4" (50.8 x 50.8 x 10.2 mm)
Input Voltage
Range (Vdc)
Output Voltage
(Vdc)
Output Current
(mA)
Efficiency
%
Model NumberCase
Single Output
24 (18-36) 3.3 8000 87 MWA40-24S3.3/B2A B2A
5 8000 89 MWA40-24S5/B2A B2A
12 3333 88 MWA40-24S12/B2A B2A
15 2666 89 MWA40-24S15/B2A B2A
48 (36-75) 3.3 8000 88 MWA40-48S3.3/B2A B2A
5 8000 90 MWA40-48S5/B2A B2A
12 3333 89 MWA40-48S12/B2A B2A
15 2666 89 MWA40-48S15/B2A B2A
Dual Output
24 (18-36) 3.3 / 5- 4000 / 4000- 84 MWA40-24S3.3S5/B2A B2A
48 (36-75) 3.3 / 5- 4000 / 4000- 85 MWA40-48S3.3S5/B2A B2A
Triple Output
24 (18-36) 3.3 / ± 12 6000 / ±400 85 MWA40-24S3.3-12/B2A B2A
3.3 / ± 15 6000 / ±300 85 MWA40-24S3.3-15/B2A B2A
5 / ± 12 6000 / ±400 87 MWA40-24S5-12/B2A B2A
5 / ± 15 6000 / ±300 87 MWA40-24S5-15/B2A B2A
48 (36-75) 3.3 / ± 12 6000 / ±400 86 MWA40-48S3.3-12/B2A B2A
3.3 / ± 15 6000 / ±300 86 MWA40-48S3.3-15/B2A B2A
5 / ± 12 6000 / ±400 88 MWA40-48S5-12/B2A B2A
5 / ± 15 6000 / ±300 88 MWA40-48S5-15/B2A B2A