Over 15 years experience of providing support of MEAN WELL Power Supplies
Mean Well DCWN03E-05 DC-DC Converter - 3W 4.5~9V DC in 5V out 300mA
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Description
Description
The DCWN03E is a 3W Mean Well. power converter. and an input range of 4.5~9Vdc.
Key Features
- ✓ Input voltage range: 4.5~9Vdc
- ✓ 3KVDC reinforced I/O isolation
- ✓ Protections: Short circuit / Overload / Under voltage
- ✓ Safety approvals: EAC TP TC 004
- ✓ 3 years warranty
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 Voltage5 Volt
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Rated Current0.3 Ampere
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Input Voltage4.5V~9V
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Standards MetCE,EAC
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Operation ModeConstant Voltage
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Operating Temperature-40°C~90°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
File Downloads
File Downloads
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Payment & Security
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Frequently Asked Questions
What is the DCWN03E-05 typically used for?
The Mean Well DCWN03E-05 is typically used as a compact isolated DC-DC converter when a 4.5-9V DC input needs to be converted to a regulated 5V output. With 3W of rated power and 0.3A output current, it is suited to low-power control, interface, sensing, and embedded electronics applications.
Is the DCWN03E-05 a good fit for low-power 5V electronics from a low-voltage DC source?
Yes. The DCWN03E-05 provides a regulated 5V output at up to 0.3A from a 4.5-9V DC input range, making it appropriate for low-power 5V circuits when the load stays within its 3W rating.
What makes the DCWN03E-05 useful in compact embedded systems?
The DCWN03E-05 uses a DIP24 package with industry-standard pinout, requires no minimum load, and provides 3KVDC input-to-output isolation. Those features make it useful in compact, isolated, low-power embedded designs.
Is the DCWN03E-05 suitable for harsh temperature environments?
It can be used across a wide temperature range, with a published operating range of -40°C to +90°C. That makes it more flexible than many low-power converters in demanding industrial environments, provided the overall application stays within specification.
How does the DCWN03E-05 compare with related DCWN models?
The DCWN03E-05 is the 5V output version in the low-input-voltage 03E group, while the DCWN03E-12 and DCWN03E-15 provide 12V and 15V outputs at the same 3W power class. Compared with DCWN06 models, the main difference is output power, since those move up to 6W.
