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MEAN WELL LDH45A350 Step-Up LED Driver

The MEAN WELL LDH-45A-350 is a highly efficient DC-DC step-up constant current LED driver designed for a wide range of LED lighting applications. It offers a constant current output of 350mA and a wide output LED string voltage range. Key features include a built-in EMI filter, PWM and analog dimming capabilities, and comprehensive protection mechanisms such as short circuit and over voltage protection. The driver is fully encapsulated and comes with a 3-year warranty, ensuring reliability and longevity.

Authorized Distributors
Source:Newark
Part No:LDH-45A-350
Stock:1
Inv Date:06-16-2026
Price: Unit price: $16.88
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Source:DigiKey
Part No:LDH-45A-350
Stock:46
Inv Date:06-16-2026
Price: Unit price: $9.75
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Part No:LDH-45A-350
Stock:36
Inv Date:06-17-2026
Price: Unit price: $13.04
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Part No:LDH-45A-350
Stock:0
Inv Date:06-16-2026
Price: Unit price: $14.74
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Part No:LDH-45A-350
Stock:100
Inv Date:06-16-2026
Price: Unit price: $11.6635
Buy/RFQ:
Part No:LDH-45A-350
Stock:100
Inv Date:06-16-2026
Price: Unit price: $11.6635
Buy/RFQ:

MEAN WELL LDH45A350 Step-Up LED Driver Specifications:

  • Rated Current: 350mA
  • Voltage Range: 9~18VDC (A) or 18~32VDC (B)
  • Output Current Accuracy: ±5% at 12VDC input
  • Efficiency (max): 91%
  • Input DC Current (Typ): 2.8A
  • Ripple & Noise (max): 2.5Vp-p
  • RATED POWER: 30.1W
  • PWM Dimming Frequency: 1K~10KHz
  • Quiescent Input Current (Shutdown): 7mA
  • No Load Output Voltage (max): 100V
  • Rated Voltage: 12VDC
  • Protection: Short circuit, Over voltage
  • Working Temperature: -40 ~ +70 ℃
  • Working Humidity: 20 ~ 90% RH non-condensing
  • Safety Standards: EAC TP TC 004
  • EMC Emission: Compliance to EN55015
  • EMC Immunity: Compliance to EN61547
  • MTBF: 1179.3Khrs

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Frequently Asked Questions

Where can I buy MEAN WELL LDH45A350?

You can click on the BUY or RFQ button to purchase LDH45A350 from an authorized MEAN WELL distributor.

How do I troubleshoot issues or seek technical support for part LDH45A350?

You can download the LDH45A350 datasheet or visit the MEAN WELL website for support.

Who is the manufacturer of LDH45A350?

MEAN WELL

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