Document 139-2
Output Power Chokes – Toroid Styles
Recommended
Board Layout
4
H max
Y
1
1
Z
2
2
4
Z
V
Schematic
1
2
X
0.063
1,6
4
2
for mounting
stability
0.052
1,32
L max
0.120/0.180
3,05/4,57
0.052
1,32
W max
Terminations:
Tin-silver over copper
Weight
DMT1 Series:
13.0 – 16.4 g
DMT2 Series:
48.7 – 56.3 g
DMT3 Series:
90.2 – 100.5 g
DMT2 Series
Part
number
DMT2-567-1.5L
DMT2-273-2.4L
DMT2-149-3.8L
DMT2-79-6L
DMT2-47-8.2L
DMT2-26-11L
DMT2-796-1.5L
DMT2-380-2.4L
DMT2-200-3.8L
DMT2-134-4.8L
DMT2-80-6.3L
DMT2-49-8L
DMT2-20-12L
L
1
min
(µH)
567
273
149
79
47
26
796
380
200
134
80
49
20
Current
rating
(A)
1.5
2.4
3.8
6.0
8.2
11.0
1.5
2.4
3.8
4.8
6.3
8.0
12.0
DCR
max
(Ohms)
0.56
0.26
0.13
0.07
0.04
0.02
0.79
0.38
0.19
0.10
0.05
0.04
0.02
H
max
1.4/35,6
1.4/35,6
1.4/35,6
1.4/35,6
1.4/35,6
1.4/35,6
1.6/40,6
1.6/40,6
1.6/40,6
1.6/40,6
1.6/40,6
1.6/40,6
1.6/40,6
L
max
1.4/35,6
1.4/35,6
1.4/35,6
1.4/35,6
1.4/35,6
1.4/35,6
1.6/40,6
1.6/40,6
1.6/40,6
1.6/40,6
1.6/40,6
1.6/40,6
1.6/40,6
W
max
0.9/22,9
0.9/22,9
0.9/22,9
0.9/22,9
0.9/22,9
0.9/22,9
0.9/22,9
0.9/22,9
0.9/22,9
0.9/22,9
0.9/22,9
0.9/22,9
0.9/22,9
X
±0.01/0,25
0.90/22,9
0.90/22,9
0.90/22,9
0.90/22,9
0.90/22,9
0.90/22,9
0.90/22,9
0.90/22,9
0.90/22,9
0.90/22,9
0.90/22,9
0.90/22,9
0.90/22,9
Y
±0.01/0,25
0.60/15,2
0.60/15,2
0.60/15,2
0.60/15,2
0.60/15,2
0.60/15,2
0.60/15,2
0.60/15,2
0.60/15,2
0.60/15,2
0.60/15,2
0.60/15,2
0.60/15,2
Z
pins 1 & 4
0.052/1,32
0.052/1,32
0.052/1,32
0.052/1,32
0.041/1,04
0.052/1,32
0.052/1,32
0.052/1,32
0.052/1,32
0.052/1,32
0.041/1,04
0.046/1,17
0.058/1,47
V
pins 1 & 4
0.063/1,60
0.063/1,60
0.063/1,60
0.063/1,60
0.052/1,32
0.063/1,60
0.063/1,60
0.063/1,60
0.063/1,60
0.063/1,60
0.052/1,32
0.057/1,45
0.069/1,75
1. Minimum inductance at rated current. Tested at 15.75 kHz, 10 Gauss level.
2. Operating temperature range –40°C to +85°C.
3. Electrical specifications at 25°C.
DMT3 Series
Part
number
DMT3-1439-1.5L
DMT3-695-2.4L
DMT3-402-3.7L
DMT3-257-4.9L
DMT3-138-6L
DMT3-77-8L
DMT3-35-12L
L
1
min
(µH)
1439
695
402
257
138
77
35
Current
rating
(A)
1.5
2.4
3.7
4.9
6.0
8.0
12.0
DCR
max
(Ohms)
1.176
0.550
0.279
0.150
0.070
0.040
0.019
H
max
1.90/48,3
1.90/48,3
1.90/48,3
1.90/48,3
1.90/48,3
1.90/48,3
1.90/48,3
L
max
1.80/45,7
1.80/45,7
1.80/45,7
1.85/47,0
1.85/47,0
1.85/47,0
1.85/47,0
W
max
0.95/24,1
0.95/24,1
0.95/24,1
0.95/24,1
0.95/24,1
0.95/24,1
0.95/24,1
X
±0.01/0,25
1.20/30,5
1.20/30,5
1.20/30,5
1.20/30,5
1.20/30,5
1.20/30,5
1.20/30,5
Y
±0.01/0,25
0.70/17,8
0.70/17,8
0.70/17,8
0.70/17,8
0.70/17,8
0.70/17,8
0.70/17,8
Z
pins 1 & 4
0.052/1,32
0.052/1,32
0.052/1,32
0.052/1,32
0.041/1,04
0.046/1,17
0.058/1,47
V
pins 1 & 4
0.063/1,60
0.063/1,60
0.063/1,60
0.063/1,60
0.052/1,32
0.057/1,45
0.069/1,75
1. Minimum inductance at rated current. Tested at 15.75 kHz, 10 Gauss level.
2. Operating temperature range –40°C to +85°C.
3. Electrical specifications at 25°C.
Specifications subject to change without notice.
Please check our website for latest information.
Document 139-2
Revised 07/31/07
© Coilcraft, Inc. 2009
COILCRAFT [ Coilcraft lnc. ]
