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.

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 |