Contact us | +1 973.345.5885 |

15 Watt

4:1 Wide Input Range, Single and Dual Output

DC-DC Converters In 1” x 2” DIL Package Suitable for Medical Applications

The LWYB15/MHIA Series of single and dual output DC-DC converters features a wide 4:1 input range, 3000 Vac isolation, high efficiency up to 88 percent and remote ON/OFF control for energy savings. The RoHS-compliant converters are housed in a 1” x 2” dual inline package using UL 94V-0 flame-rated material. Designed to meet AAMI/CSA 60601-1 and IEC/EN60601-1 3.1 Edition, LWYB15/MHIA Series products are suitable for medical, industrial and ITE applications. Custom versions are also available.

MWB40B2ASeries

INPUT

  • Voltage types:
    • 4:1 Max. Vdc
  • Remote On/Off:
    • ON: Open
    • OFF: Short to -Vin
  • Protection: Fuse recommended
  • Input Filter(1): Pi network

OUTPUT

  • Voltage tolerance, %: ±2 Max., Full load at Vin (nom.)
  • Line regulation, %: ±0.5 Max.
  • Load regulation, %:
    • ±0.5 Max., Single
    • ±2 Max., Dual (balance load)
  • Cross regulation, ms: ±5 Max., Dual (25% to 100% load)
  • Ripple and noise, mVp-p:
    • 100 Max., Output: 3-15V types BW=DC to 20MHz
    • 1% of Vout Max., Output > 15V types BW=DC to 20MHz
  • Transient response setting time, μs: 300 Typ., 25% load step change
  • External trim adj. range, %: ±10 Max.
  • Short circuit protection: Hiccup, automatic recovery

GENERAL SPECIFICATIONS

  • Isolation Voltage, Vac: 3000 Max.
  • Isolation resistance, MΩ: 500Vdc, 1000 Min.
  • Switching frequency, kHz: 350 Typ.

ENVIRONMENTAL SPECIFICATIONS

  • Operating ambient temperature °C:
    • Refer to temperature derating graph (with derating), -40 Min., +100 Max.
  • Maximum case temperature, °C: +105 Max.
  • Storage temperature range: -55 Min., +125 Max.
  • Cooling: Free air convection
  • Relative humidity: Non condensing, 5% to 95% RH

PHYSICAL SPECIFICATIONS

  • Design meet safety standard: UL60950-1, EN60950-1, IEC60950-1
  • MTBF: 500,000 Hours, MIL-HDBK-217F @25 °C, Ground Benign
  • Case material: Plastic
  • Dimensions, in: 1 x 2 x 0.4 (50.8 x 25.4 x 10.2mm)
  • Potting material: Epoxy (UL94V-0 rated)
  • Weight, g: 22 Typ.

EMC SPECIFICATIONS

  • EMI: EN55032, With external components, Class A, Class B
  • ESD: EN61000-4-2, Air ±8kV and Contact ±6kV, Perf. Criteria A
  • Radiated Immunity: EN61000-4-3, 10V/m, Perf. Criteria A
  • Fast Transient: EN61000-4-4, ±2KV, With an external input filter capacitor (Nippon chemi-con KY series, 220 μF/100V), Perf. Criteria B
  • Surge: EN61000-4-5, ±1KV, With an external input filter capacitor (Nippon chemi-con KY series, 220 μF/100V), Perf. Criteria A
  • Conducted Immunity: EN61000-4-6, 10 Vr.m.s, Perf. Criteria A
  • Power Frequency Magnetic Field: EN61000-4-8, 100 A/m continuous; 1000 A/m 1 second, Perf. Criteria A
      Input Current      
Input Range
(Vdc)		 Output Voltage
(Vdc)		 Output Current @ Full load
(mA)		 @ No Load
(mA)		 @ Full Load (mA) Efficiency
(%)		 Model Number Max. Capacitor Load
(μF)
9 - 36 5 3000 60 727 86 LWYB15-24S5/MHIA 3300
12 1250 40 LWYB15-24S12/MHIA 330
15 1000 20 LWYB15-24S15/MHIA
18 - 75 5 3000 30 363 LWYB15-48S5/MHIA 5600
12 1250 LWYB15-48S12/MHIA 680
15 1000 LWYB15-48S15/MHIA
9 - 36 ±5 ±1500 70 900 84 LWYB15-24-5/MHIA ±2000
±12 ±625 40 744 87 LWYB15-24-12/MHIA ±330
±15 ±500 710 88 LWYB15-24-15/MHIA
18 - 75 ±5 ±1500 30 372 84 LWYB15-48-5/MHIA ±3300
±12 ±625 LWYB15-48-12/MHIA ±220
±15 ±500 363 86 LWYB15-48-15/MHIA