36 both thru-hole (b) & surface mount (r) versions available ? broadband filtering at high currents ? part number fig # installation orientation # of chokes a mm (inches) b mm (inches) c mm (inches) cm3440z171b-10 1 thru-hole 1 8.51 (0.335) 10.03 (0.395) 9.32 (0.367) cm3440z171r-10 2 surface mount 1 8.51 (0.335) 10.03 (0.395) 9.32 (0.367) CM5740Z171B-10 3 thru-hole 2 14.48 (0.570) 10.03 (0.395) 9.32 (0.367) cm5740z171r-10 4 surface mount 2 14.48 (0.570) 10.03 (0.395) 9.32 (0.367) part number typical impedance ( w ) typical peak impedance ( w ) typical peak impedance frequency ( mhz ) dcr max ( w ) rated i max (continuous) ma z @ 25 mhz z @ 100 mhz z @ 500 mhz z @ 1 ghz cm3440z171b-10 116 170 189 202 202 1000 0.0010 20,000 cm3440z171r-10 116 170 189 202 202 1000 0.0010 20,000 CM5740Z171B-10 116 170 189 202 202 1000 0.0010 20,000 cm5740z171r-10 116 170 189 202 202 1000 0.0010 20,000 figure #1 thru-hole figure #2 surface mount figure #3 two chokes / thru-hole figure #4 two chokes / surface mount common mode chokes - series 40 cm3440z171b-10, cm3440z171r-10 impedance (w) 0 10 100 1000 frequency (mhz) 1 400 200 500 300 600 CM5740Z171B-10, cm5740z171r-10 impedance (w) 0 10 100 1000 frequency (mhz) 1 100 150 200 250 300 500 c a b c a b c a b 100 10000 10000 normal open common normal open common 350 400 450 50 impedance (w) 0 frequency (mhz) 50 350 300 400 450 CM5740Z171B-10, cm5740z171r-10 multi-pass impedance (z) vs. frequency 2 pass 1 pass 10 100 1000 1 10000 200 150 250 100 c a b up to 20 amps operating capability ? low dcr ?
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