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Home > Polytron Power Supplies > Polytron LWB60 Series DC-DC Converters, 60 Watt Single and Dual Output Regulated, Wide Input, 4:1, Extra Wide 1.00" x 2.00" x 0.40"
Polytron LWB60 Series DC-DC Converters, 60 Watt Single and Dual Output Regulated, Wide Input, 4:1, Extra Wide 1.00" x 2.00" x 0.40"
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Product Options
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Low profile package with no required minimum load
With a low profile package of 1.00" x 2.00" x 0.40", our 60 watt single and dual output DC-DC converter features six-sided continuous metal shielding, RoHS compliance and a minimum input/output isolation of 1600 Vdc. This design is also safety-approved and meets all UL60950-1, EN60950-1 and IEC60950-1 requirements.
- Extra Wide Input Voltage Range (4:1)
- Single and Dual Output
- No Minimum Load required
- Input/Output Isolation (1600 Vdc Minimum)
- Six-sided Continuous Metal Shielding
- Operating Temperature Range: -40 to +85°C
- Low Profile Package: 1.00" X 2.00" X 0.40"
- Safety Approved UL60950-1, EN60950-1, IEC60950-1
- CE Mark meets 2006/95/EC, 2011/95/EC, and 2004/108/EC
- RoHS Compliant to EU Directive 2011/65/EU
LWB60 Series Specification Sheet PDF
| Model Number* |
Input Voltage Range (Vdc) |
Output Voltage (Vdc) |
Output Current (mA) |
Output Ripple & Noise |
Input Current No load (mA) |
Efficiency (%) |
Capacitor Load max. (μF) |
| Single Output |
| LWB60-24S33 |
24 (9-36) |
3.3 |
12000 |
75m Vp-p |
10 |
90 |
32000 |
| LWB60-24S5 |
5 |
12000 |
75m Vp-p |
10 |
92 |
30000 |
| LWB60-24S12 |
12 |
5000 |
100m Vp-p |
10 |
92 |
5850 |
| LWB60-24S15 |
15 |
4000 |
100m Vp-p |
10 |
92 |
3900 |
| LWB60-24S24 |
24 |
2500 |
150m Vp-p |
10 |
92 |
2000 |
| LWB60-48S33 |
48 (18-75) |
3.3 |
12000 |
75m Vp-p |
10 |
90 |
3200 |
| LWB60-48S5 |
5 |
12000 |
75m Vp-p |
10 |
92 |
3000 |
| LWB60-48S12 |
12 |
5000 |
100m Vp-p |
10 |
92 |
5850 |
| LWB60-48S15 |
15 |
4000 |
100m Vp-p |
10 |
92 |
3900 |
| LWB60-48S24 |
24 |
2500 |
150m Vp-p |
10 |
91 |
2000 |
| Dual Output |
| LWB60-24-12 |
24 (9-36) |
±12 |
±2500 |
100m Vp-p |
10 |
91 |
±3900 |
| LWB60-24-15 |
±15 |
±2000 |
100m Vp-p |
10 |
91 |
±2400 |
| LWB60-24-24 |
±24 |
±1250 |
150m Vp-p |
10 |
91 |
±1000 |
| LWB60-48-12 |
48 (18-75) |
±12 |
±2500 |
100m Vp-p |
10 |
91 |
±3900 |
| LWB60-48-15 |
±15 |
±2000 |
100m Vp-p |
10 |
91 |
±2400 |
| LWB60-48-24 |
±24 |
±1250 |
150m Vp-p |
10 |
91 |
±1000 |
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Input and Output Specifications:
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INPUT
- Voltage Range
- 24 Vdc nominal input: 9 - 36 Vdc
- 48 Vdc nominal input: 18 - 75 Vdc
- Input Filter: Pi Filter
- Input Surge Voltage
- 24 Vdc input: 50 Vdc 100 ms, max.
- 48 Vdc input: 100 Vdc 100 ms, max.
- Input Reflected Ripple Current: 20 mAp-p
- Start up Time, Constant resistive load
- Power up: 60 ms
- Remote ON/OFF: 60 ms
- Startup Voltage
- 24 Vdc input: 9 Vdc, max.
- 48 Vdc input: 18 Vdc, max.
- Shutdown Voltage
- 24 Vdc input: 8 Vdc
- 48 Vdc input: 16 Vdc
- Remote On/Off Referenced to - INPUT pin
- Positive logic (Standard)
- DC-DC ON: Open or 3 - 12 Vdc
- DC-DC OFF: Short or 0 - 1.2 Vdc
- Negative logic (Option)
- DC-DC ON: Short or 0 - 1.2 Vdc
- DC-DC OFF: Open or 3 - 12 Vdc
- Input Current of Remote Control Pin: -0.5 - 0.5 mA
- Remote off state input current: 3 mA
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OUTPUT
- Output Power: 60 Watts max.
- Voltage Accuracy: ±1.0%
- Line Regulation
- LL to HL at Full Load
- Single: ±0.2%
- Dual: ±0.5%
- Load Regulation
- No Load to Full Load
- Single: ±0.2%
- Dual: ±1.0%
- Cross Regulation, Asymmetrical Load 25%/100% FL
- Voltage Adjustability, Single Output
- 3.3, 5, 12 Vout: 10%
- 15, 24 Vout: -10 - 20%
- Ripple and Noise (20 MHz bandwidth)
- With a 10µF/25V X7R MLCC
- 3.3, 5 Vout: 100 mVp-p
- 12, 15 Vout: 125 mVp-p
- With a 4.7μF/50V X7R MLCC
- Temperature Coefficient: ±0.2%/°C, max.
- Transient Response recovery time
- 25% load step change: 250μS
- Over voltage protection, Zener Diode clamp.
- 3.3 Vout: 3.9 Vdc
- 5 Vout: 6.2 Vdc
- 12 Vout: 15 Vdc
- 15 Vout: 20 Vdc
- 24 Vout: 30 Vdc
- Overload Protection
- Percent of Iout rated, Hiccup mode: 150%
- Short Circuit Protection: Continuous, automatic recovery
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More Specifications:
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GENERAL
- Efficiency: 90 - 92%
- Isolation Voltage
- Input to Output: 1600 Vdc, min. 1 minute
- Isolation Resistance: 500 Vdc 1GΩ
- Isolation Capacitance: 2200 pF
- Switching Frequency: 275 kHz Typ.
- Approvals and Standard: IEC60950-1, UL60950-1, EN60950-1
- Case Material: Copper
- Base Material: FR4 PCB
- Potting Material: Silicon (UL94-V0)
- Dimensions: 2.00 x 1.00 x 0.40 in. (50.8 x 25.4 x 10.2 mm)
- Weight: 33 g (1.16 oz.)
- MTBF
- MIL-HDBK-217F Tc70°C, Full load: 8.582 x 10^5 hrs
ENVIRONMENTAL
- Operating Ambient Temperature: -40 to 85°C
- Maximum Case Temperature: 105°C
- Over Temperature Protection: 115°C
- Storage Temperature Range: -55 to 125°C
- Thermal Impedance
- Natural Convection (20 LFM)
- Without Heat-sink: 10.8°C/Watts
- With Heat-sink..........10.3°C/Watts
- Thermal Shock: MIL-STD-810F
- Vibration: MIL-STD-810F
- Relative Humidity: 5 - 95% RH
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EMC CHARACTERISTICS
- EMI
- ESD: EN61000-4-2, Perf. Criteria A
- Radiated Immunity: EN61000-4-3, 20 V/m, Perf. Criteria A
- Fast Transient: EN61000-4-4, ±2KV, Perf. Criteria A
- Surge: EN61000-4-5, ±2KV, Perf. Criteria A
- Conducted Immunity: EN61000-4-6, 10 Vrms, Perf. Criteria A
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