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MEAN WELL DDR120B48 120W DIN Rail DC-DC Converter
The MEAN WELL DDR-120B-48 is a robust 120W DIN Rail type DC-DC converter ideal for demanding industrial environments, including railway systems, factory automation, and telecom infrastructure. It offers a wide input voltage range, adjustable output voltage, and comprehensive protection features such as short-circuit, over-load, over-voltage, and reverse polarity protection. The converter's DIN rail mounting capability simplifies installation and its compact design saves space. It adheres to relevant safety and EMC standards, ensuring reliable and safe operation. The DDR-120 series provides a versatile solution for various DC voltage conversion needs.
MEAN WELL DDR120B48 120W DIN Rail DC-DC Converter Specifications:
- Output Voltage: 48V
- Rated Current: 2.5A
- Current Range: 0 ~ 2.5A
- Rated Power: 120W
- Peak Current: 3.75A
- Peak Power: 180W (3sec.)
- Ripple & Noise (max.): 50mVp-p
- Voltage Adj. Range: 48 ~ 56V
- Voltage Tolerance: ±1.0%
- Line Regulation: ±0.5%
- Load Regulation: ±1.0%
- Setup, Rise Time: 500ms, 60ms @24Vdc
- Hold Up Time (Typ.): Complies with S2 level (10ms) @ 70% load
- Voltage Range: 16.8 ~ 33.6Vdc
- Efficiency (Typ.): 91%
- DC Current (Typ.): 5.6A @24Vdc
- Inrush Current (Typ.): 5A @ 24Vdc
- Overload Protection: Normally works within 150% rated output power for more than 3 seconds and then constant current protection 105~135% rated output power with auto-recovery
- Over Voltage Protection: Shut down o/p voltage, re-power on to recover (57.6 ~ 67.2V)
- Reverse Polarity Protection: By internal MOSFET, no damage, recovers automatically after fault condition removed
- Under Voltage Lockout: Power ON≥16.8V ,OFF≤16.5V
- Working Temperature: -40 ~ +70℃
- Working Humidity: 5 ~ 95% RH non-condensing
- Storage Temperature & Humidity: -40 ~ +85℃, 5 ~ 95% RH non-condensing
- Temperature Coefficient: ±0.03%/℃(0 ~ 55℃)
- Vibration: Compliance to IEC61373
- Operating Altitude: 2000 meters
- Safety Standards: IEC 62368-1, UL508, EAC TP TC 004
- Withstand Voltage: I/P-O/P:4KVdc, I/P-FG:2.5KVdc, O/P-FG:2.5KVdc
- Isolation Resistance: >100M Ohms / 500Vdc / 25℃/ 70% RH
- MTBF: 214.6K hrs min. (MIL-HDBK-217F (25℃))
- Dimension: 32*125.2*102mm (W*H*D)
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Frequently Asked Questions
Where can I buy MEAN WELL DDR120B48?
You can click on the BUY or RFQ button to purchase DDR120B48 from an authorized MEAN WELL distributor.
How do I troubleshoot issues or seek technical support for part DDR120B48?
You can download the DDR120B48 datasheet or visit the MEAN WELL website for support.
Who is the manufacturer of DDR120B48?
MEAN WELL