The 3021-D-N-1000 BuckPuck is a 1000mA, 5-32 VDC, true
current regulating driver designed specifically for use with high power LEDs. This non-dimmable driver features a simple 7-pin SIP connection for through-hole PCB mounting or use with an optional wiring harness
, and requires no external current
limiting resistors or additional heat sinking.