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For complete documentation, view the LTC3520 page

Part Number* Description Package Pins Price (1-99) Price (100+) QTY
LTC3520EUF#PBF 600mA Buck Boost w/ 400mA Buck QFN 24 $5.00 $4.12
LTC3520EUF#TRPBF 600mA Buck Boost w/ 400mA Buck QFN 24
LTC3520IUF#PBF Synchronous 600mA Buck-Boost and 400mA Buck Converters in 4mm x 4mm QFN QFN 24 $5.76 $4.89
LTC3520IUF#TRPBF Synchronous 600mA Buck-Boost and 400mA Buck Converters in 4mm x 4mm QFN QFN 24

Demo Boards

Part Number* Description Price (1-99) QTY
DC1062A LTC3520EUF| Buck-Boost w/ 400mA Buck, Vin = 2.2V to 5.5V, Vout1 = 3.3V @ 1A (BB), Vout2 = 1.8V @ 0.6A, Vout3 (LDO Post Regulator) = 1.5V @ 200mA $125.00 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