• All specifications are subject to change without notice.
(1/2)
002-01 / 20040528 / e6151_kp.fm
Transformers KP Series KP-37, -40 Types
Pulse Transformers
Pin Terminal
KP-37 TYPE
CHARACTERISTICS
SHAPES AND DIMENSIONS WINDING FORM AND PIN NUMBERINGS
ELECTRICAL CHARACTERISTICS
∗ Refer to Winding form and pin numberings.
Insulation resistance 100MΩ min.[DC.100V]
Withstand voltage Edc 100V
Maximum rated current 50mA
Temperature range Operating 0 to +70°C
Storage –40 to +100°C
Part No. Turns ratio
N1:N2:N3
Inductance
N1
(µH)min.
Leakage inductance
N3 shorted
(µH)max.
Inter-winding
capacitance
N1 to N2
(pF)max.
DC resistance(Ω)max. ET constant
(V-µs)
min.
N1N2N3
113B∗11 1 : 1 : 1 50 0.4 8 0.5 0.5 0.5 4
123B11 1 : 1 : 2 50 0.4 8 0.5 0.5 0.6 4
123B12 1 : 2 : 2 50 0.4 15 0.5 0.6 0.6 4
133B11 1 : 1 : 3 50 0.4 8 0.5 0.5 0.7 4
133B12 1 : 3 : 3 50 0.4 20 0.5 0.7 0.7 4
113B12 1 : 1 : 1 100 0.4 10 0.5 0.5 0.5 6
123B13 1 : 1 : 2 100 0.4 12 0.5 0.5 0.7 6
123B14 1 : 2 : 2 100 0.4 18 0.5 0.7 0.7 6
133B13 1 : 1 : 3 100 0.4 12 0.5 0.5 0.9 6
133B14 1 : 3 : 3 100 0.4 30 0.5 0.9 0.9 6
113B13 1 : 1 : 1 500 0.5 21 0.7 0.7 0.7 14
123B15 1 : 1 : 2 500 0.5 21 0.7 0.7 1.2 14
123B16 1 : 2 : 2 500 0.5 50 0.7 1.2 1.2 14
133B15 1 : 1 : 3 500 0.5 23 0.7 0.7 1.5 14
133B16 1 : 3 : 3 500 0.5 70 0.7 1.5 1.5 14
113B14 1 : 1 : 1 1000 0.7 30 0.9 0.9 0.9 20
123B17 1 : 1 : 2 1000 0.7 30 0.9 0.9 1.5 20
123B18 1 : 2 : 2 1000 0.7 70 0.9 1.5 1.5 20
133B17 1 : 1 : 3 1000 1 30 0.9 0.9 2.1 20
5
3
1
6
4
2
Part No.
DATE CODE
TDK
12.8max.
8.9max.
Weight: 1.6g typ.
Dimensions in mm
1
3
5
2
4
6
5±0.2
10±0.2
8min.7.2max. ø0.5
56
N3
34
N2
12
N1
B
• All specifications are subject to change without notice.
(2/2)
002-01 / 20040528 / e6151_kp.fm
Transformers KP Series KP-37, -40 Types
Pulse Transformers
Pin Terminal
KP-40 TYPE
CHARACTERISTICS
SHAPES AND DIMENSIONS WINDING FORM AND PIN NUMBERINGS
ELECTRICAL CHARACTERISTICS
∗ Refer to Winding form and pin numberings.
Insulation resistance 100MΩ min.[DC.100V]
Withstand voltage Edc 100V
Maximum rated current 50mA
Temperature range Operating 0 to +70°C
Storage –40 to +100°C
Part No. Turns ratio
N1:N2:N3
Inductance
N1
(µH)min.
Leakage inductance
N3 shorted
(µH)max.
Inter-winding
capacitance
N1 to N2
(pF)max.
DC resistance(Ω)max. ET constant
(V-µs)
min.
N1N2N3
113B∗15 1 : 1 : 1 100 0.5 15 0.6 0.6 0.6 7
123B19 1 : 1 : 2 100 0.5 15 0.6 0.6 0.85 7
123B20 1 : 2 : 2 100 0.5 30 0.6 0.85 0.85 7
133B19 1 : 1 : 3 100 0.5 15 0.6 0.6 1.2 7
133B20 1 : 3 : 3 100 0.5 100 0.6 1.2 1.2 7
113B16 1 : 1 : 1 500 1 60 0.85 0.85 0.85 17
123B21 1 : 1 : 2 500 1 60 0.85 0.85 1.5 17
123B22 1 : 2 : 2 500 1 80 0.85 1.5 1.5 17
133B21 1 : 1 : 3 500 1 70 0.85 0.85 2.5 17
133B22 1 : 3 : 3 500 1 110 0.85 2.5 2.5 17
113B17 1 : 1 : 1 1000 1.5 70 1.5 1.5 1.5 21
123B23 1 : 1 : 2 1000 1.5 70 1.5 1.5 3 21
123B24 1 : 2 : 2 1000 1.5 120 1.5 3 3 21
133B23 1 : 1 : 3 1000 1.5 70 1.5 1.5 4.4 21
Weight: 2.8g typ.
Dimensions in mm
7.6±0.2
5
3
1
6
4
2
TDK
12.6±0.2
16.5max.
11.5max. ø0.6
9.5max. 8min.
Par t No.
DATE CODE
56
N3
34
N2
12
N1
B
