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For complete documentation, view the LTM4639 page

Part Number* Description Package Pins Price (1-99) Price (100+) QTY
LTM4639EY#PBF Low VIN 20A DC/DC uModule Step-Down Regulator BGA 133 $27.79 $23.62
LTM4639IY#PBF Low VIN 20A DC/DC uModule Step-Down Regulator BGA 133 $30.57 $25.99

Demo Boards

Part Number* Description Price (1-99) QTY
DC2166A LTM4639 Demo Board |μModule Buck, 2.375V ≤ VIN ≤ 7V, Vout = 1.0V/1.2V/1.5V/1.8V @ 20A $65.00 1

* When ordering part numbers ending in #TR or #TRM for quantities less than (or not an even multiple of) a full reel, parts will be shipped in bulk or cut tape