Buck

Buck drivers step voltage down.  For example, if you wanted to use 2 or 3 li-ion cells in series to power an XM-L2, you need a buck driver.  

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This buck driver is a great budget single-mode solution for 1S-3S input and a 3V LED.  It runs ..
$3.99
Looking for a high-performance, programmable, and compact 17mm buck driver?  Look no further! &..
$16.75
Based on 1 reviews.
17mm MTN-MAXlp HP 4A-5.5A Low-Profile Buck Driver - 5V-18V
This is the MTN-MAXlp with a 4-layer board designed for maximum cooling, which allows for more ..
$20.75
Based on 1 reviews.
This is the highest performance 20mm buck driver currently available.  It can drive a 3V LED wi..
$21.75
22mm MTN-MAX 1A-6A Buck Driver - 5V-18V
Looking for a high-performance, programmable, and compact 22mm buck driver?  Look no further! &..
$19.99
Looking for a high-performance, programmable, and compact 26mm buck driver?  Look no further! &..
$20.39
Looking for a high-performance, programmable, and compact 27.5mm buck driver?  Look no further!..
$20.55
32mm HX-1175b1 - 7A Buck Driver
This driver is a great performer!  It is one of the highest power 32mm buck drivers commerciall..
$8.50
LD-29 2.8A 1 or 2 Cell Driver - 20.5mm
Specifications: Suitable for 1 or 2 lithium ion cells (18650, 26650, 14500, etc.) Input volt..
$6.45
LD-2D 2 or 3 Cell Driver - 20mm - For 6V LEDs - 3A
Specifications: Suitable for 2 or 3 lithium ion cells  Input voltage:  5.8V-12.6V ..
$8.79
LD-4B 2.4A 17mm Buck Driver 3V-16V
This is one of the few relatively high output 17mm buck drivers in production today, at a great..
$4.99
Based on 1 reviews.
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