(1/4)
001-01 / 20020729 / e6141_kp.fm
Transformers
Pulse Transformers
DIP
KP-43 TYPE
CHARACTERISTICS
Insulation resistance
Withstand voltage Edc
Maximum rated current
Temperature range
Operating
Storage
100M
Ω
min.[DC.100V]
100V
50mA
0 to +70°C
–40 to +100°C
KP Series KP-43, -57 Types
SHAPES AND DIMENSIONS
22.86max.
16
9
7.8max.
WINDING FORM AND PIN NUMBERINGS
P
R
16
15
14
13
12
11
10
N
2
N
1
6
7
8
N
1
1
9
16
15
N
2
N
1
1
5.08
2
3
N
2
N
1
4
5
N
2
N
1
14
N
1
13 12
N
2
N
1
3
4
5
11
10
N
1
9
N
2
Part No.
DATE CODE
1
0.5
8
N
2
2
N
2
6
7
8
0.25±0.05
2.54
0.5±0.1
3min.
(8)
Weight: 2.2g
Dimensions in mm
Tolerance:
±0.25
TYPICAL CIRCUITS
For common-mode choke
50Ω
50Ω
110R11
211T1
100Ω
17.78
For pulse transformer
+5V
ELECTRICAL CHARACTERISTICS
Part No.
Turns ratio
N
1
:N
2
Inductance
N
1
(
µ
H)±20%
Leakage inductance
N
2
shorted
(
µ
H)max.
0.2
0.25
0.25
0.25
0.28
0.25
0.2
Inter-winding
capacitance
N
1
to N
2
(pF)max.
9
10
10
10
12
15
6
DC resistance
(
Ω
)max.
0.2
0.28
0.28
0.28
0.35
0.3
0.2
ET constant
(V-
µ
s)
min.
0.8
1
1.2
1.8
2
2.5
0.6
Resonant
frequency
(MHz)typ.
20
15
10
15
15
15
20
110R
∗
8
1:1
5
110R9
1:1
10
110R10
1:1
33
110R11
1:1
68
110R12
1:1
100
110P11
1:1
45±25%
110P22
1:1
2.5
∗
Refer to Winding form and pin numberings.
• All specifications are subject to change without notice.
(2/4)
001-01 / 20020729 / e6141_kp.fm
Transformers
Pulse Transformers
DIP
KP-57 TYPE
CHARACTERISTICS
Insulation resistance
Withstand voltage Edc
Maximum rated current
Temperature range
Operating
Storage
100M
Ω
min.[DC.100V]
100V
50mA
0 to +70°C
–40 to +100°C
KP Series KP-43, -57 Types
SHAPES AND DIMENSIONS
22max.
9.5max.
16
Part No.
DATE CODE
1
8
5.5max.
9
WINDING FORM AND PIN NUMBERINGS
P
R
16
15
14
13
12
11
10
N
2
N
1
6
7
8
N
1
1
9
16
15
N
2
N
1
1
2
3
N
2
N
1
4
5
N
2
N
1
14
N
1
13 12
N
2
N
1
3
4
5
11
10
N
1
9
N
2
N
2
2
N
2
6
7
8
5min.
S
16
15
14
13
12
11
10
9
T
16
15 14 13 12 11 10
N
1
N
2
N
3
N
1
N
2
N
3
9
2.54±0.2
R0.5
ø0.5
N
3
N
1
1
Weight: 2.2g
2
3
N
2
4
5
N
1
6
N
3
N
2
7
8
1
7.6±0.2
2
3
4
5
6
7
8
17.78±0.2
Dimensions in mm
ELECTRICAL CHARACTERISTICS
Part No.
Turns ratio
N
1
:N
2
:N
3
Inductance
N
1
(
µ
H)±20%
Leakage inductance
N
2
shorted
(
µ
H)max.
0.33
0.4
0.5
0.75
0.85
0.7
1
1.2
1.5
2.4
1.4
1.8
2
2.65
3.54
0.33
0.4
0.5
0.75
0.85
Inter-winding
capacitance
N
1
to N
2
(pF)max.
15
20
25
33
55
9
11
14
18
26
6
9
11
15
21
15
20
25
33
55
DC resistance(
Ω
)max.
N
1
0.4
0.45
0.48
0.64
1
0.4
0.45
0.48
0.64
1
0.4
0.45
0.48
0.64
1
0.4
0.45
0.48
0.64
1
N
2
0.4
0.45
0.48
0.64
1
0.2
0.25
0.3
0.36
0.6
0.16
0.2
0.23
0.25
0.35
0.4
0.45
0.48
0.64
1
N
3
ET constant
(V-
µ
s)
min.
4.5
5.6
8
10
16
4.5
5.6
8
10
16
4.5
5.6
8
10
16
4.5
5.6
8
10
16
110R
∗
1
1:1
330
110R2
1:1
680
110R3
1:1
1000
110R4
1:1
2200
110R5
1:1
4700
210R1
2:1
330
210R2
2:1
680
210R3
2:1
1000
210R4
2:1
2200
210R5
2:1
4700
310R1
3:1
330
310R2
3:1
680
310R3
3:1
1000
310R4
3:1
2200
310R5
3:1
4700
110P16
1:1
330
110P12
1:1
680
110P13
1:1
1000
110P14
1:1
2200
110P15
1:1
4700
∗
Refer to Winding form and pin numberings.
• All specifications are subject to change without notice.
(3/4)
001-01 / 20020729 / e6141_kp.fm
Transformers
Pulse Transformers
DIP
KP-57 TYPE
ELECTRICAL CHARACTERISTICS
Part No.
Turns ratio
N
1
:N
2
:N
3
Inductance
N
1
(
µ
H)±20%
Leakage inductance
N
2
shorted
(
µ
H)max.
0.7
1
1.2
1.5
2.4
1.4
1.8
2
2.65
3.54
0.33
0.4
0.5
0.75
0.85
0.7
1
1.2
1.5
2.4
0.7
1
1.2
1.5
2.4
1.4
1.8
2
2.65
3.54
1.4
1.8
2
2.65
3.54
1.5
2.5
3
3.5
3.9
0.33
0.4
0.5
0.75
0.85
KP Series KP-43, -57 Types
210P
∗
11
2:1
330
210P12
2:1
680
210P13
2:1
1000
210P14
2:1
2200
210P15
2:1
4700
310P11
3:1
330
310P12
3:1
680
310P13
3:1
1000
310P14
3:1
2200
310P15
3:1
4700
111T1
1:1:1
330
111T2
1:1:1
680
111T3
1:1:1
1000
111T4
1:1:1
2200
111T5
1:1:1
4700
211T1
2:1:1
330
211T2
2:1:1
680
211T3
2:1:1
1000
211T4
2:1:1
2200
211T5
2:1:1
4700
221T1
2:2:1
330
221T2
2:2:1
680
221T3
2:2:1
1000
221T4
2:2:1
2200
221T5
2:2:1
4700
311T1
3:1:1
330
311T2
3:1:1
680
311T3
3:1:1
1000
311T4
3:1:1
2200
311T5
3:1:1
4700
331T1
3:3:1
330
331T2
3:3:1
680
331T3
3:3:1
1000
331T4
3:3:1
2200
331T5
3:3:1
4700
421T1
4:2:1
330
421T2
4:2:1
680
421T3
4:2:1
1000
421T4
4:2:1
2200
421T5
4:2:1
4700
111S1
1:1:1
330
111S2
1:1:1
680
111S3
1:1:1
1000
111S4
1:1:1
2200
111S5
1:1:1
4700
∗
Refer to Winding form and pin numberings.
Inter-winding
capacitance
N
1
to N
2
(pF)max.
9
11
14
18
26
6
9
11
15
21
15
20
25
33
55
9
11
14
18
26
15
20
25
33
55
6
9
11
15
21
15
20
25
33
55
9
11
14
18
30
15
20
25
33
55
DC resistance(
Ω
)max.
N
1
0.4
0.45
0.48
0.64
1
0.4
0.45
0.48
0.64
1
0.4
0.45
0.48
0.64
1.4
0.4
0.45
0.48
0.64
1
0.4
0.45
0.48
0.64
1.4
0.4
0.45
0.48
0.64
1
0.4
0.45
0.48
0.64
1.4
0.4
0.48
0.5
0.9
1.3
0.4
0.45
0.48
0.64
1.4
N
2
0.2
0.25
0.3
0.36
0.6
0.16
0.2
0.23
0.25
0.35
0.4
0.45
0.48
0.64
1.4
0.2
0.25
0.3
0.36
0.6
0.4
0.45
0.48
0.64
1.4
0.16
0.2
0.23
0.25
0.35
0.4
0.45
0.48
0.64
1.4
0.2
0.25
0.3
0.52
0.8
0.4
0.45
0.48
0.64
1.4
N
3
ET constant
(V-
µ
s)
min.
4.5
5.6
8
10
16
4.5
5.6
8
10
16
4.5
5.6
8
10
16
4.5
5.6
8
10
16
4.5
5.6
8
10
16
4.5
5.6
8
10
16
4.5
5.6
8
10
16
4.5
5.6
8
10
16
4.5
5.6
8
10
16
0.4
0.45
0.48
0.64
1.4
0.2
0.25
0.3
0.36
0.6
0.2
0.25
0.3
0.36
0.7
0.16
0.2
0.23
0.25
0.35
0.16
0.2
0.23
0.25
0.55
0.13
0.16
0.24
0.31
0.48
0.4
0.45
0.48
0.64
1.4
• All specifications are subject to change without notice.
(4/4)
001-01 / 20020729 / e6141_kp.fm
Transformers
Pulse Transformers
DIP
KP-57 TYPE
ELECTRICAL CHARACTERISTICS
Part No.
Turns ratio
N
1
:N
2
:N
3
Inductance
N
1
(
µ
H)±20%
Leakage inductance
N
2
shorted
(
µ
H)max.
0.7
1
1.2
1.5
2.4
0.7
1
1.2
1.5
2.4
1.4
1.8
2
2.65
3.54
1.4
1.8
2
2.65
3.54
1.5
2.5
3
3.5
3.9
KP Series KP-43, -57 Types
211S
∗
1
2:1:1
330
211S2
2:1:1
680
211S3
2:1:1
1000
211S4
2:1:1
2200
211S5
2:1:1
4700
221S1
2:2:1
330
221S2
2:2:1
680
221S3
2:2:1
1000
221S4
2:2:1
2200
221S5
2:2:1
4700
311S1
3:1:1
330
311S2
3:1:1
680
311S3
3:1:1
1000
311S4
3:1:1
2200
311S5
3:1:1
4700
331S1
3:3:1
330
331S2
3:3:1
680
331S3
3:3:1
1000
331S4
3:3:1
2200
331S5
3:3:1
4700
421S1
4:2:1
330
421S2
4:2:1
680
421S3
4:2:1
1000
421S4
4:2:1
2200
421S5
4:2:1
4700
∗
Refer to Winding form and pin numberings.
Inter-winding
capacitance
N
1
to N
2
(pF)max.
9
11
14
18
26
15
20
25
33
55
6
9
11
15
21
15
20
25
33
55
9
11
14
18
30
DC resistance(
Ω
)max.
N
1
0.4
0.45
0.48
0.64
1
0.4
0.45
0.48
0.64
1.4
0.4
0.45
0.48
0.64
1
0.4
0.45
0.48
0.64
1.4
0.4
0.48
0.5
0.9
1.3
N
2
0.2
0.25
0.3
0.36
0.6
0.4
0.45
0.48
0.64
1.4
0.16
0.2
0.23
0.25
0.35
0.4
0.45
0.48
0.64
1.4
0.2
0.25
0.3
0.52
0.8
N
3
0.2
0.25
0.3
0.36
0.6
0.2
0.25
0.3
0.36
0.7
0.16
0.2
0.23
0.25
0.35
0.16
0.2
0.23
0.25
0.55
0.13
0.16
0.24
0.31
0.48
ET constant
(V-
µ
s)
min.
4.5
5.6
8
10
16
4.5
5.6
8
10
16
4.5
5.6
8
10
16
4.5
5.6
8
10
16
4.5
5.6
8
10
16
• All specifications are subject to change without notice.
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