• All specifications are subject to change without notice.
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001-01 / 20020729 / e6141_kp.fm
Transformers KP Series KP-43, -57 Types
Pulse Transformers
DIP
KP-57 TYPE
ELECTRICAL CHARACTERISTICS
∗ Refer to Winding form and pin numberings.
Part No. Turns ratio
N1:N2:N3
Inductance
N1
(µH)±20%
Leakage inductance
N2 shorted
(µH)max.
Inter-winding
capacitance
N1 to N2
(pF)max.
DC resistance(Ω)max. ET constant
(V-µs)
min.
N1N2N3
210P∗11 2:1 330 0.7 9 0.4 0.2 4.5
210P12 2:1 680 1 11 0.45 0.25 5.6
210P13 2:1 1000 1.2 14 0.48 0.3 8
210P14 2:1 2200 1.5 18 0.64 0.36 10
210P15 2:1 4700 2.4 26 1 0.6 16
310P11 3:1 330 1.4 6 0.4 0.16 4.5
310P12 3:1 680 1.8 9 0.45 0.2 5.6
310P13 3:1 1000 2 11 0.48 0.23 8
310P14 3:1 2200 2.65 15 0.64 0.25 10
310P15 3:1 4700 3.54 21 1 0.35 16
111T1 1:1:1 330 0.33 15 0.4 0.4 0.4 4.5
111T2 1:1:1 680 0.4 20 0.45 0.45 0.45 5.6
111T3 1:1:1 1000 0.5 25 0.48 0.48 0.48 8
111T4 1:1:1 2200 0.75 33 0.64 0.64 0.64 10
111T5 1:1:1 4700 0.85 55 1.4 1.4 1.4 16
211T1 2:1:1 330 0.7 9 0.4 0.2 0.2 4.5
211T2 2:1:1 680 1 11 0.45 0.25 0.25 5.6
211T3 2:1:1 1000 1.2 14 0.48 0.3 0.3 8
211T4 2:1:1 2200 1.5 18 0.64 0.36 0.36 10
211T5 2:1:1 4700 2.4 26 1 0.6 0.6 16
221T1 2:2:1 330 0.7 15 0.4 0.4 0.2 4.5
221T2 2:2:1 680 1 20 0.45 0.45 0.25 5.6
221T3 2:2:1 1000 1.2 25 0.48 0.48 0.3 8
221T4 2:2:1 2200 1.5 33 0.64 0.64 0.36 10
221T5 2:2:1 4700 2.4 55 1.4 1.4 0.7 16
311T1 3:1:1 330 1.4 6 0.4 0.16 0.16 4.5
311T2 3:1:1 680 1.8 9 0.45 0.2 0.2 5.6
311T3 3:1:1 1000 2 11 0.48 0.23 0.23 8
311T4 3:1:1 2200 2.65 15 0.64 0.25 0.25 10
311T5 3:1:1 4700 3.54 21 1 0.35 0.35 16
331T1 3:3:1 330 1.4 15 0.4 0.4 0.16 4.5
331T2 3:3:1 680 1.8 20 0.45 0.45 0.2 5.6
331T3 3:3:1 1000 2 25 0.48 0.48 0.23 8
331T4 3:3:1 2200 2.65 33 0.64 0.64 0.25 10
331T5 3:3:1 4700 3.54 55 1.4 1.4 0.55 16
421T1 4:2:1 330 1.5 9 0.4 0.2 0.13 4.5
421T2 4:2:1 680 2.5 11 0.48 0.25 0.16 5.6
421T3 4:2:1 1000 3 14 0.5 0.3 0.24 8
421T4 4:2:1 2200 3.5 18 0.9 0.52 0.31 10
421T5 4:2:1 4700 3.9 30 1.3 0.8 0.48 16
111S1 1:1:1 330 0.33 15 0.4 0.4 0.4 4.5
111S2 1:1:1 680 0.4 20 0.45 0.45 0.45 5.6
111S3 1:1:1 1000 0.5 25 0.48 0.48 0.48 8
111S4 1:1:1 2200 0.75 33 0.64 0.64 0.64 10
111S5 1:1:1 4700 0.85 55 1.4 1.4 1.4 16