4A 12VDC power supply driver for 445nm 450nm 3.5w NDB7A75 blue laser LD with TTL
Description:
Circuit control: 12V step-down circuit, constant current output (current and voltage are adjustable).
Output: Max 4A
Scope: 3W-4.5W 405/445/450 / 520nm red and green blue and other laser driving power
Size: 32*50.5mm (width*length), component height includes aluminum base 20mm
Input voltage: 8-14V
Slow start time: 60S (because of a tiny delay, in the troubleshooting, please do not look directly at the optical port, so as not to damage the eyes, remember !!!)
TL modulation instructions: 0-5V voltage signal (0 is off, 5 is open, the frequency determines the blinking speed of the laser light).
Package:
1pc 12V 4A power supply driver board
Payment Method: PayPal preferred
Shippment:
We provide free shipping to international via China Post Airmail. We can also ship by TNT/EMS/DHL/FedEx for alternative shipping method for corresponding fees. Please let us know before payment if you need split shipment.
Returns & Replacements & Repair:
We accept returns & replacements within 30 days from the day the customer receive the products, please make first contact within 30 days from receiving the order. Products should be returned in original condition. As a benefit to our customers, we also provide repair within 3 months from the day when this item is shipped out, after repair is done, we will send you the item, but the customer should pay both shipping ways.
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