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Mean Well DCWN03W8-15 DC-DC Converter - 3W 9~75V DC in ±15V out
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Description
Description
Features:
- DIP24 package with industry standard pinout
- 8:1(9~75Vdc) ultra-wide input range
- Operating temperature range -40 ~ +95℃
- No minimum load required
- Comply to BS EN/EN55032 radiated Class B without additional components
- High efficiency up to 84%
- Protections: Short circuit (Continuous) / Overload / Over voltage / UVLO
- Remote ON/OFF control (Optional)
- 3KVdc I/O isolation
- 3 years warranty
General Specification:
Input Voltage
Nominal 12V, 24V,36V,48V,72V (9 - 75V)
Protection
1A Fast-Acting Type
Over Load Protection
110 - 230% rated output power
Protection type : Hiccup mode, recovers automatically after fault condition is removed
Short Circuit Protection
Protection type : Continuous, automatic recovery
Over Voltage Protection
Protection type : Clamp by zener diode
Under Voltage Lockout
Start-up voltage: 8.8Vdc
Shutdown voltage: 8Vdc
Withstand Voltage
I/P-O/P:3KVdc
Operating Temperature
-40 - +95℃ (Refer to "Derating Curve")
Safety Standard
EAC TP TC 020/2011 approved
Dimension (LxWxH)
31.8 x 20.3 x 10.2mm
Specifications
Specifications
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BrandMean Well
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SeriesDCWN Series
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Power Rating3 Watt
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Output Voltage15 Volt
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Rated Current0.01 Ampere
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Input Voltage9V~75V
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Standards MetCE,EAC
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Operation ModeConstant Voltage
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Operating Temperature-40°C~95°C
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Warranty3 Year
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Length3.18 cm
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Width2.03 cm
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Height1.02 cm
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Weight0.01 kg
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Frequently Asked Questions
What is the main use case for the Mean Well DCWN03W8-15?
The DCWN03W8-15 is a 3W isolated DC-DC converter designed for systems that need a very wide DC input range and dual output rails. It is suited to industrial, telecom, transport, and distributed power applications where input voltage can vary from 9 to 75V DC.
What input and output voltages does this converter support?
This model accepts an ultra-wide 9 to 75V DC input range, covering nominal 12V, 24V, 36V, 48V, and 72V systems. Its output is ±15V DC, making it suitable for equipment that requires positive and negative supply rails from one compact module.
How does the DCWN03W8-15 compare with narrower-input DC-DC converters?
A key differentiator of the DCWN03W8-15 is its 8:1 input range, which is much broader than many standard DC-DC converters. That wider range helps one model cover multiple common DC bus voltages instead of requiring different versions for different nominal inputs.
Is the DCWN03W8-15 suitable for harsh temperature environments?
Yes. This model is rated for operation from -40 to +95 degrees C, which makes it appropriate for demanding environments with wide temperature variation. Buyers should still consider derating requirements at higher temperatures, as noted in the product specification.
What protection features are built into this DC-DC converter?
The DCWN03W8-15 includes short circuit protection with automatic recovery, overload protection, over-voltage protection, and under-voltage lockout. It also requires no minimum load, which can simplify product selection for low-load or variable-load applications.
Does this module offer isolation and EMI-related compliance features?
Yes. The DCWN03W8-15 provides 3KV DC input-to-output isolation, which is useful where galvanic isolation is required in the power architecture. It also complies with BS EN/EN55032 radiated Class B without additional components, which is a helpful consideration for equipment designers evaluating EMC performance.
