200 Watt
Chassis Mount 4:1 Wide Input Range
Adjustable output voltage for railway applications
With a built-in EN55011 and EN55022 Class A filter, our 200 watt chassis mount DC-DC converter features adjustable output voltage, a six-sided continuous shield, constant current and input to output isolation of 2250 Vdc. This series also meets UL60950-1, EN60950-1, IEC60950-1 and EN50155.

INPUT
- Voltage range
- 24 Vdc nominal input: 9 to 36 Vdc
- 48 Vdc nominal input: 18 to 75 Vdc
- 110 Vdc nominal input: 43 to 160 Vdc
- Start up voltage
- 24 Vdc nominal input: 9 Vdc
- 48 Vdc nominal input: 18 Vdc
- 110 Vdc nominal input: 43 Vdc
- Shutdown voltage
- 24 Vdc nominal input: 7.9 to 8.5 Vdc
- 48 Vdc nominal input: 15.6 to 16.8 Vdc
- 110 Vdc nominal input: 33 to 36 Vdc
- Start up time
- Constant resistive load, power up: 35 mS
- Remote ON/OFF: 35 mS
- Input surge voltage
- 24 Vdc nominal input: 50 Vdc
- 48 Vdc nominal input: 100 Vdc
- 110 Vdc nominal input: 185 Vdc
- Input filter: Pi type
- Remote ON/OFF
- Negative logic (Standard)
- DC-DC ON: Short or 0 to 1.2 Vdc
- DC-DC OFF: Open or 3 to 12 Vdc
- Positive logic (Option)
- DC-DC ON: Open or 3 to 12 Vdc
- DC-DC OFF: Short or 0 to 1.2 Vdc
- Negative logic (Standard)
- Input current of control pin: -0.5 to 1 mA
- Remote off input current: 3.5 mA
OUTPUT
- Voltage accuracy: ±1%
- Line regulation
- Low line to high line at full load: ±0.1%
- Load regulation
- No load to full load: ±0.4%
- Voltage and adjustability: 20%
- Ripple and noise (measured by 20 MHz bandwidth)
- With a 12 and 15 Vout: 100 mVp-p
- With a 24 and 28 Vout: 200 mVp-p
- With a 48 Vout: 350 mVp-p
- Temperature coefficient: ±0.02%/°C
- Transient response recovery time
- 25% load step change: 200µS
- Over voltage protection: 125 to 140%
- Over load protection: 105 to 120%
- Short circuit protection: continuous, automatic recovery
GENERAL
- Efficiency: 86 to 89%
- Isolation voltage
- Input to output: 2250 Vdc
- Input to case: 1600 Vdc
- Isolation resistance: 500 Vdc
- Isolation capacitance: 3500 pF
- Switching frequency
- 24 Vdc input
- 48 Vout: 248 to 303 kHz
- Others: 270 to 330 kHz
- 48 Vdc input
- 48 Vout: 248 to 303 kHz
- Others: 270 to 330 kHz
- 110 Vdc input
- All: 203 to 248 kHz
- 24 Vdc input
ENVIRONMENTAL
- Operating case temperature: -40 to 110°C
- Over temperature protection: 110°C
- Storage temperature range: -55 to 125°C
- Thermal impedance
- Only mount on the iron baseplate: 2.55°C/W
- Mount on the iron baseplate and top side with 7G-0058A heat sink: 2°C/W
- Thermal shock: MIL-STD-810F
- Shock: EN61373, MIL-STD-810F
- Vibration: EN61373, MIL-STD-810F
- Relative humidity: 5 to 95%
PHYSICAL
- Safety standards: IEC60950-1, UL60950-1, EN60950-1, EN50155
- Case material: Aluminum
- Base material: Aluminum
- Potting material: Silicone (UL94-V0)
- Weight
- 225 g.(7.94 oz.), FWB150
- 220 g.(7.74 oz.), FWD150
- MTBF: 4.954 x 105 hours, MIL-HDBK-217F, full load
EMC CHARACTERISTICS
- EMI
- EN55011, EN55022: DC-DC module, Class A
- ESD: EN61000-4-2, Perf. Criteria A
- Air: ±8kV
- Contact: ±6kV
- Radiated immunity
- EN61000-4-3: 10 V/m, Perf. Criteria A
- Fast transient
- EN61000-4-4: ±2kV, Perf. Criteria A
- Surge: EN61000-4-5
- EN55024: ±1kV
- EN50155: ±2kV
- Conducted immunity
- EN61000-4-6: 10 Vr.m.s, Perf. Criteria
Input Voltage Range (Vdc) |
Output Voltage (Vdc) |
Output Current Full Load (A) |
Input Current No load (mA) |
Efficiency (%) |
Model Number | Max. Capacitor Load µF |
---|---|---|---|---|---|---|
9 - 36 | 12 | 12.5 | 70 | 86 | FWB150-24S12 FWD150-24S12 |
40000 |
15 | 10 | 80 | 86 | FWB150-24S15 FWD150-24S15 |
26000 | |
24 | 6.3 | 95 | 87 | FWB150-24S24 FWD150-24S24 |
10000 | |
28 | 5.4 | 120 | 87 | FWB150-24S28 FWD150-24S28 |
7600 | |
48 | 3.2 | 130 | 86 | FWB150-24S48 FWD150-24S48 |
2600 | |
18-75 | 12 | 12.5 | 50 | 87 | FWB150-48S12 FWD150-48S12 |
40000 |
15 | 10 | 60 | 87 | FWB150-48S15 FWD150-48S15 |
26000 | |
24 | 6.3 | 60 | 88 | FWB150-48S24 FWD150-48S24 |
10000 | |
28 | 5.4 | 70 | 88 | FWB150-48S28 FWD150-48S28 |
7600 | |
48 | 3.2 | 70 | 87 | FWB150-48S48 FWD150-48S48 |
2600 | |
43-160 | 12 | 12.5 | 25 | 88 | FWB150-110S12 FWD150-110S12 |
40000 |
15 | 10 | 25 | 89 | FWB150-110S15 FWD150-110S15 |
26000 | |
24 | 6.3 | 25 | 89 | FWB150-110S24 FWD150-110S24 |
10000 | |
28 | 5.4 | 25 | 89 | FWB150-110S28 FWD150-110S28 |
7600 | |
48 | 3.2 | 35 | 88 | FWB150-110S48 FWD150-110S48 |
2600 |