Actual Size
SRF MINIMUM (MHz)
PART
NUMBER*
INDUCTANCE (µH)
@ 1 kHz ±10%
RATED IDC (AMPS)
dl ADC
∆L 10%
DC RESISTANCE
MAXIMUM (OHMS)
dl ADC
∆L 20%
Horizontal or Vertical Mounting
Excellent electromagnetic shielding
Applications Use Series PTHF for high DC saturation
applications; use Series PTKM for low AC core loss
applications.
DC Resistance at 25°C
Rated Idc based upon 40°C maximum rise from 90°C
ambient with 0 Arms
Self Leads Solder coated along entire length
Mounting Toroids can be provided in a vertical or
horizontal mount style. Suffix Part Number with “H” for
horizontal mount.
dI Incremental Current is the value indicated in the table
that will cause an approximate percentage drop in
inductance
Marking DELEVAN and part number.
Example: PTHF50R-121
DELEVAN PTHF50R-121
Physical Parameters on Next Page
SERIES PTHF HIGH SATURATION CORE
PTHF10-50
PTHF25-50
PTHF50-50
PTHF75-50
PTHF100-50
PTHF150-50
PTHF200-50
PTHF250-50
PTHF330-50
PTHF10-121
PTHF25-121
PTHF50-121
PTHF75-121
PTHF100-121
PTHF150-121
PTHF250-121
PTHF10-59
PTHF25-59
PTHF50-59
PTHF75-59
PTHF100-59
PTHF150-59
PTHF250-59
PTHF500-59
PTHF750-59
PTHF25-894
PTHF50-894
PTHF75-894
PTHF100-894
PTHF150-894
PTHF250-894
PTHF500-894
PTHF750-894
PTHF1000-894
SERIES PTKM FERROUS ALLOY CORE
PTKM10-50
PTKM25-50
PTKM50-50
PTKM75-50
PTKM100-50
PTKM150-50
PTKM200-50
PTKM250-50
PTKM330-50
PTKM10-121
PTKM25-121
PTKM50-121
PTKM75-121
PTKM100-121
PTKM150-121
PTKM250-121
PTKM10-59
PTKM25-59
PTKM50-59
PTKM75-59
PTKM100-59
PTKM150-59
PTKM250-59
PTKM500-59
PTKM750-59
PTKM25-894
PTKM50-894
PTKM75-894
PTKM100-894
PTKM150-894
PTKM250-894
PTKM500-894
PTKM750-894
PTKM1000-894
Power Inductors
270 Quaker Rd., East Aurora NY 14052 • Phone 716-652-3600 • Fax 716-652-4814 • E-mail: apisales@delevan.com • www.delevan.com
10
25
50
75
100
150
200
250
330
10
25
50
75
100
150
250
10
25
50
75
100
150
250
500
750
25
50
75
100
150
250
500
750
1000
10
25
50
75
100
150
200
250
330
10
25
50
75
100
150
250
10
25
50
75
100
150
250
500
750
25
50
75
100
150
250
500
750
1000
7.36
5.20
3.93
3.47
3.14
2.33
1.97
1.84
1.69
8.27
6.34
4.77
3.90
3.24
2.68
2.07
14.50
9.80
6.90
5.90
4.90
4.50
3.50
2.60
2.10
12.80
9.90
8.00
8.00
6.50
5.00
3.40
3.00
2.40
7.36
5.20
3.93
3.47
3.14
2.33
1.97
1.84
1.69
8.27
6.34
4.77
3.90
3.24
2.68
2.07
14.50
9.80
6.90
5.90
4.90
4.50
3.50
2.60
2.10
12.80
9.90
8.00
8.00
6.50
5.00
3.40
3.00
2.40
6.0
3.6
2.0
1.6
1.5
1.2
1.0
0.9
0.8
9.0
7.0
3.9
3.9
3.4
3.3
2.2
15.0
11.0
8.3
6.7
6.5
4.2
4.0
2.7
1.8
13.5
10.8
8.0
7.1
6.0
4.6
3.1
2.7
2.3
1.70
1.00
0.70
0.60
0.50
0.40
0.35
0.31
0.27
5.30
3.30
2.30
1.80
1.60
1.30
0.90
7.60
4.70
3.30
3.00
2.40
1.90
1.50
1.10
0.90
6.60
4.20
3.70
3.50
2.30
1.90
1.40
1.20
1.00
8.7
5.3
3.1
2.5
2.2
1.8
1.6
1.4
1.2
14.0
10.5
6.0
5.8
4.7
4.8
3.2
20.0
16.0
12.0
9.1
8.2
6.0
5.6
3.8
2.7
20.0
15.2
12.0
10.6
9.0
6.8
4.6
4.0
3.5
3.30
1.90
1.30
1.10
0.96
0.78
0.65
0.59
0.50
9.10
5.70
4.00
3.10
2.80
2.20
1.70
13.00
8.30
5.70
4.90
4.20
3.40
2.70
1.80
1.60
11.00
7.40
6.40
6.00
4.30
3.20
2.50
2.10
1.80
0.010
0.020
0.035
0.045
0.055
0.100
0.140
0.160
0.190
0.010
0.017
0.030
0.045
0.065
0.095
0.160
0.008
0.011
0.022
0.030
0.044
0.052
0.088
0.160
0.240
0.008
0.016
0.023
0.023
0.035
0.060
0.131
0.160
0.235
0.010
0.020
0.035
0.045
0.055
0.100
0.140
0.160
0.190
0.010
0.017
0.030
0.045
0.065
0.095
0.160
0.008
0.011
0.022
0.030
0.044
0.052
0.088
0.160
0.240
0.008
0.016
0.023
0.023
0.035
0.060
0.131
0.160
0.235
35.0
10.0
7.0
5.0
4.0
2.0
1.7
1.5
1.0
20.0
8.0
4.0
3.0
2.0
1.5
1.0
20.0
8.0
4.0
3.0
2.0
1.0
1.0
0.8
0.6
8.0
4.0
3.0
2.0
1.0
1.0
0.8
0.6
0.4
35.0
10.0
7.0
5.0
4.0
2.0
1.7
1.5
1.0
20.0
8.0
4.0
3.0
2.0
1.5
1.0
20.0
8.0
4.0
3.0
2.0
1.0
1.0
0.8
0.6
8.0
4.0
3.0
2.0
1.0
1.0
0.8
0.6
0.4
*Complete part # must include series # PLUS the dash #
For surface finish information,
refer to www.delevanfinishes.com
SERIES
PTHFxxxxR
PTKMxxxxR
PTHF
PTKM
Toroidal Power Chokes
1/2009
API_newlayouts_single:APIcatalog_newlayouts 8/26/10 2:42 PM Page 107
SERIES PTHFxxxxR & PTKMxxxxR
PTHF & PTKM
Power Inductors
270 Quaker Rd., East Aurora NY 14052 • Phone 716-652-3600 • Fax 716-652-4814 • E-mail: apisales@delevan.com • www.delevan.com
PT**10-50
PT**25-50
PT**50-50
PT**75-50
PT**100-50
PT**150-50
PT**200-50
PT**250-50
PT**330-50
PT**10-121
PT**25-121
PT**50-121
PT**75-121
PT**100-121
PT**150-121
PT**250-121
PT**10-59
PT**25-59
PT**50-59
PT**75-59
PT**100-59
PT**150-59
PT**250-59
PT**500-59
PT**750-59
PT**25-894
PT**50-894
PT**75-894
PT**100-894
PT**150-894
PT**250-894
PT**500-894
PT**750-894
PT**1000-894
mm
Inches
Inches
mm
Inches
mm
Inches
mm
Inches
mm
Inches
mm
PART
NUMBER
A Nominal*
15.88
15.88
15.87
15.87
15.87
15.87
15.87
15.87
15.87
20.83
20.83
20.83
20.83
20.83
21.59
21.59
27.94
27.94
27.94
27.94
27.94
27.94
29.21
29.21
29.21
33.02
33.02
33.02
33.02
33.02
33.02
33.02
33.02
33.02
0.625
0.625
0.625
0.625
0.625
0.625
0.625
0.625
0.625
0.820
0.820
0.820
0.820
0.820
0.850
0.850
1.100
1.100
1.100
1.100
1.100
1.100
1.150
1.150
1.150
1.300
1.300
1.300
1.300
1.300
1.300
1.300
1.300
1.300
B Nominal*
7.62
7.62
7.62
7.62
7.62
7.62
7.62
7.62
7.62
10.16
10.16
10.16
10.16
10.16
10.16
10.16
12.06
12.06
12.06
12.06
12.06
12.06
12.06
12.06
12.06
16.51
16.51
16.51
16.51
16.51
16.51
16.51
16.51
16.51
0.300
0.300
0.300
0.300
0.300
0.300
0.300
0.300
0.300
0.400
0.400
0.400
0.400
0.400
0.400
0.400
0.475
0.475
0.475
0.475
0.475
0.475
0.475
0.475
0.475
0.650
0.650
0.650
0.650
0.650
0.650
0.650
0.650
0.650
C Typical
6.35
6.35
6.35
6.35
6.35
6.35
6.35
6.35
6.35
8.13
8.13
8.13
8.13
8.13
8.13
8.13
9.40
9.40
9.40
9.40
9.40
11.43
11.43
11.43
11.43
15.24
15.24
15.24
15.24
15.24
15.24
15.24
15.24
15.24
0.250
0.250
0.250
0.250
0.250
0.250
0.250
0.250
0.250
0.320
0.320
0.320
0.320
0.320
0.320
0.320
0.370
0.370
0.370
0.370
0.370
0.450
0.450
0.450
0.450
0.600
0.600
0.600
0.600
0.600
0.600
0.600
0.600
0.600
D Nominal*
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
12.70
19.05
19.05
19.05
19.05
19.05
19.05
19.05
19.05
19.05
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.500
0.750
0.750
0.750
0.750
0.750
0.750
0.750
0.750
0.750
E Nominal*
0.91
0.81
0.71
0.63
0.63
0.51
0.46
0.46
0.46
1.02
1.02
0.91
0.81
0.71
0.63
0.58
1.30
1.30
1.14
1.02
0.91
0.91
0.81
0.71
0.63
1.3
1.30
1.30
1.30
1.14
1.02
0.81
0.81
0.71
0.036
0.032
0.028
0.025
0.025
0.020
0.018
0.018
0.018
0.040
0.040
0.036
0.032
0.028
0.025
0.023
0.051
0.051
0.045
0.040
0.036
0.036
0.032
0.028
0.025
0.064
0.051
0.051
0.051
0.045
0.040
0.032
0.032
0.028
F Nominal*
15.24
15.24
15.24
15.24
15.24
15.24
15.24
15.24
15.24
19.81
19.81
19.81
19.81
19.81
19.81
19.81
26.67
26.67
26.67
26.67
26.67
26.67
26.67
26.67
26.67
31.75
31.75
31.75
31.75
31.75
31.75
31.75
31.75
31.75
0.600
0.600
0.600
0.600
0.600
0.600
0.600
0.600
0.600
0.780
0.780
0.780
0.780
0.780
0.780
0.780
1.050
1.050
1.050
1.050
1.050
1.050
1.050
1.050
1.050
1.250
1.250
1.250
1.250
1.250
1.250
1.250
1.250
1.250
PHYSICAL PARAMETERS
* Nominal Dimensions Allow up to 10% of nominal for maximum size
** Part Number Insert HF of KM for complete part number, and suffix “H” for horizontal mounting
Electrical Information on Preceding Page
Toroidal Power Chokes – Horizontal or Vertical Mount
1/2009
API_newlayouts_single:APIcatalog_newlayouts 8/26/10 2:43 PM Page 108
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
API Delevan:
PTKM500-59R PTKM500R-59 PTKM500-59H PTKM500R-59H PTKM10-50H PTKM25-50H PTKM50-50H
PTKM75-50H PTKM100-50H PTKM150-50H PTKM200-50H PTKM250-50H PTKM330-50H PTKM10-121H
PTKM25-121H PTKM50-121H PTKM75-121H PTKM100-121H PTKM150-121H PTKM250-121H PTKM10-59H
PTKM25-59H PTKM50-59H PTKM75-59H PTKM100-59H PTKM150-59H PTKM250-59H PTKM750-59H PTKM25-
894H PTKM50-894H PTKM75-894H PTKM100-894H PTKM150-894H PTKM250-894H PTKM500-894H PTKM750-
894H PTKM1000-894H PTKM10-50 PTKM25-50 PTKM50-50 PTKM75-50 PTKM100-50 PTKM150-50 PTKM200-
50 PTKM250-50 PTKM330-50 PTKM10-121 PTKM25-121 PTKM50-121 PTKM75-121 PTKM100-121 PTKM150-
121 PTKM250-121 PTKM10-59 PTKM25-59 PTKM50-59 PTKM75-59 PTKM100-59 PTKM150-59 PTKM250-59
PTKM500-59 PTKM750-59 PTKM25-894 PTKM50-894 PTKM75-894 PTKM100-894 PTKM150-894 PTKM250-894
PTKM500-894 PTKM750-894 PTKM1000-894 PTKM10R-50H PTKM25R-50H PTKM50R-50H PTKM75R-50H
PTKM100R-50H PTKM150R-50H PTKM200R-50H PTKM250R-50H PTKM330R-50H PTKM10R-121H PTKM25R-
121H PTKM50R-121H PTKM75R-121H PTKM100R-121H PTKM150R-121H PTKM250R-121H PTKM10R-59H
PTKM25R-59H PTKM50R-59H PTKM75R-59H PTKM100R-59H PTKM150R-59H PTKM250R-59H PTKM750R-59H
PTKM25R-894H PTKM50R-894H PTKM75R-894H PTKM100R-894H PTKM150R-894H
