Found 6 alternatives for 458DB-1012=P3 by Toko America Inc.. Balun — 5-SMD.
BALUN 4.5MHZ-3GHZ 1:1 5SMD
BALUN 5MHZ-500MHZ 50/50 5SMD
BALUN 250KHZ-500MHZ 5SMD
BALUN 3MHZ-300MHZ 5SMD