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MEAN WELL LDH45B700 Step-Up LED Driver

The MEAN WELL LDH-45B-700 is a versatile DC-DC step-up constant current LED driver designed for a variety of lighting applications. It offers a wide input voltage range, ensuring compatibility with different power sources. The driver's high efficiency minimizes energy waste, while the built-in EMI filter reduces interference. It supports both PWM and analog dimming, along with DALI dimming for advanced control. Protections include short circuit, over voltage, and under voltage conditions, ensuring reliable operation and long lifespan. Suitable for LED lighting systems requiring constant current and dimming capabilities.

Authorized Distributors
Source:Newark
Part No:LDH-45B-700
Stock:3
Inv Date:06-16-2026
Price: Unit price: $20.39
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Source:DigiKey
Part No:LDH-45B-700
Stock:674
Inv Date:06-16-2026
Price: Unit price: $9.79
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Part No:LDH-45B-700
Stock:113
Inv Date:06-17-2026
Price: Unit price: $12.54
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Part No:LDH-45B-700
Stock:0
Inv Date:06-16-2026
Price: Unit price: $18.25
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Part No:LDH-45B-700
Stock:122
Inv Date:06-16-2026
Price: Unit price: $11.6635
Buy/RFQ:
Part No:LDH-45B-700
Stock:122
Inv Date:06-16-2026
Price: Unit price: $11.6635
Buy/RFQ:

MEAN WELL LDH45B700 Step-Up LED Driver Specifications:

  • Rated Current: 700mA
  • Voltage Range: 21~64VDC (Non-DALI), 36~64VDC (DALI)
  • Output Voltage: 100V (max)
  • Rated Power: 44.8W
  • Ripple & Noise: 1.2Vp-p (max)
  • Rated Voltage: 24VDC
  • Input Voltage Range: 18~32VDC
  • Efficiency: 95%
  • DC Current: 2A (Typ)
  • PWM Dimming Frequency: 1K~10KHz
  • Quiescent Input Current (Shutdown): 7mA
  • Analog Dimming Input Voltage Range: 0.25~1.3VDC
  • Max Operation Voltage: 8V
  • No Load Output Voltage: 75V (max)
  • Protection: Short circuit, Over voltage, Under voltage
  • Working Temperature: -40 ~ +70℃
  • Working Humidity: 20 ~ 90% RH non-condensing
  • Safety Standards: EAC TP TC 004 approved
  • EMC Emission: Compliance to EN55015
  • EMC Immunity: Compliance to EN61547, EN61000-4-2,3,4,6,8
  • MTBF: 1179.3Khrs

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Frequently Asked Questions

Where can I buy MEAN WELL LDH45B700?

You can click on the BUY or RFQ button to purchase LDH45B700 from an authorized MEAN WELL distributor.

How do I troubleshoot issues or seek technical support for part LDH45B700?

You can download the LDH45B700 datasheet or visit the MEAN WELL website for support.

Who is the manufacturer of LDH45B700?

MEAN WELL

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