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MEAN WELL LDD300L Step-Down LED Driver

The MEAN WELL LDD-300L is a DC-DC constant current step-down LED driver designed for driving illumination LEDs. It provides a wide input voltage range of 9 to 36VDC and an output voltage range of 2 to 32VDC, delivering a constant current of up to 300mA. Key features include high efficiency (up to 99%), built-in EMI filter, PWM dimming, remote ON/OFF control, short circuit and over temperature protection, and IP67 environmental protection. The compact size and low cost make it suitable for a variety of LED lighting applications.

Authorized Distributors
Source:DigiKey
Part No:LDD-300L
Stock:83
Inv Date:06-16-2026
Price: Unit price: $3.34
Buy/RFQ:
Source:DigiKey
Part No:LDD-300L
Stock:0
Inv Date:06-16-2026
Price: Unit price: $3.12
Buy/RFQ:
Part No:LDD-300L
Stock:0
Inv Date:06-17-2026
Price: Unit price: $3.5
Buy/RFQ:
Part No:LDD-300L
Stock:3
Inv Date:06-16-2026
Price: Unit price: $2.73
Buy/RFQ:

MEAN WELL LDD300L Step-Down LED Driver Specifications:

  • Input Voltage: 9 ~ 36VDC
  • Output Current: 300mA
  • Output Voltage: 2 ~ 32VDC
  • Efficiency: Up to 99%
  • EMI Filter: Complies with EN55015 and FCC part15
  • Dimming: PWM dimming and remote ON/OFF control
  • Protections: Short circuit / Over temperature
  • Environmental Protection: IP67
  • Operating Temperature: -40 ~ +85°C
  • Lifecycle: 2000Khrs min. (MIL-HDBK-217F)
  • Ripple & Noise: 150mVp-p
  • Switching Frequency: 40KHz ~ 1000KHz
  • External Capacitance: 2.2uF

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Frequently Asked Questions

Where can I buy MEAN WELL LDD300L?

You can click on the BUY or RFQ button to purchase LDD300L from an authorized MEAN WELL distributor.

How do I troubleshoot issues or seek technical support for part LDD300L?

You can download the LDD300L datasheet or visit the MEAN WELL website for support.

Who is the manufacturer of LDD300L?

MEAN WELL

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