3A Step-Down Constant Circuit Laser Diode Driver/For 1.6W-3.5W Blue Laser Diode

Description

Main Features :
1.Suitable for 1.6-2W laser diode or high powered LD with <3A input requests.
2.8-14V Step-Down Voltage Circuit with Reverse Protection Design.
3. Has outlet for connecting TTL device
and outlet for cooling fans.
4.Size:33mmx49mmx15mm(WxLxH)
5.TTL:0-20Khz.
Connection Details please see the backside of the driver.(marks are there)!
Tips:If you want to adjust the current out of the driver:
The VR1 is to adjust the voltage of the driver in CW way to increase the voltage and in CCW way to decrease the voltage.
The trimmer screws on the top of the blue box of the board is to adjust the current CW-increase and CCW-decrease.
You can adjust both to reach your wanted current.
NOTE: 1 pcs/pcakge
Shipping Time:
Service Level
Destination
Shipping Provider
Fees
Delivery Period
Tracking Status
Service Level
Standard Service
US
China
Post Air Mail
Free
15-20
business days
Y
Standard Service
Other Countries
China
Post Air Mail
Free
15-25
business days
Y
Other Countries
Expedited Service
US
DHL/Fedex/EMS

5-8
business days
Y
Expedited Service
UK
, CA, AU, DE
DHL/Fedex/EMS

7-10
business days
Y
UK
, CA, AU, DE
Other Countries
DHL/Fedex/EMS

8-12
business days
Y
Other Countries
Payment
We only apccept paypal payment if you have any questions with your payment,plz contact me in time ,we will do our best to help you,thanks!
Shipping
We will send out the order within 2 days after confirming the payment, our mission is to ship as soon as possible. The delivery usually takes 15-25 business days. The delivery time maybe affected by the customs, but it usually reach your hand in the effectively time.
Warranty
All of our Ebay listing is with 6 months warranty period. We would bear the shipping from China to your address. But for returned item you need bear the shipipng from your side to us.
Feedback
We are glad to leave positive feedbacks for you. Please leave us all positive feedbacks To contact us to solve any problem you met.It won’t help you solve the problem any faster by leaving negative feedbacks.
And More
Thanks for your time on visiting our ebay store
:-)!