GT04 Series
Gate Drive Transformer
Features
• Meets medical safety isolation
requirements
• Designed for frequencies from
20 kHz to 300 kHz
• Available in UL Class F (155˚C) or
Economical Class B (130˚C) Versions
Applications
• Gate Drive Transformer
• Signal Transformer Across
Isolation Barriers
• Off-Line AC/DC Converters
• High-Powered DC/DC Converters
Packaging
Tray=45 pieces, Box=12 trays, Box=540 pieces
Mechanical
20.57 max
12.19 max
6
19.05
max
8.9 ref
1
2
5.0
3
Recommended PCb Layout
17.8 ref
5
4
GT04-XXX-XXX-X
ICA YYWW-X
3.5+/-0.3
0.64 sq
1.2 dia
Unit: mm
Schematic
2
2
A
1
Drive
6
Gate
5
3
Gate
4
B
1
Drive
6
Gate
3
5
Gate
4
Specifications subject to change without notice.
800.729.2099 tel
www.icecomponents.com
84
(02/08) GT04-1
E L E C T R I C A L
Part Number
5
Gate Drive Transformer
LF Series
Turns Ratio
(Drive : Gate)
1:1 : 1
1:1 : 1
1:1 : 1
1:1 : 1
1:1 : 1
1:1 : 1
Primary
Inductance
(mH min.)
0.247
0.990
2.220
3.960
6.180
8.910
0.039
0.158
0.356
0.634
0.990
1.420
1
GT04 Series
v E R S I O n
6
S P E C I F I C A T I O n S — S T A n D A R D
DCR (Ω max.)
N1:N2:N3
0.04:0.04:0.04
0.07:0.07:0.07
0.2:0.2:0.2
0.5:0.5:0.5
1:1:1
2.7:2.7:2.7
0.02:0.04:0.04
0.04:0.07:0.07
0.1:0.2:0.2
0.2:0.45:0.45
0.4:0.9:0.9
1.1:2.5:2.5
Leakage
Inductance
(
µH
,
max.)
0.2
0.4
0.5
.7
.8
1.2
0.15
0.2
0.25
0.3
0.4
0.5
E-T Product
(V-
µs
)
63
126
189
252
315
378
63
126
189
315
315
378
Hi-Pot
(V
dc
)
4500
4500
4500
4500
4500
4500
4500
4500
4500
4500
4500
4500
GT04-111-063-_
GT04-111-126-_
GT04-111-189-_
GT04-111-252-_
GT04-111-315-_
GT04-111-378-_
GT04-122-063-_ 1 : 2.5 : 2.5
GT04-122-126-_ 1 : 2.5 : 2.5
GT04-122-189-_ 1 : 2.5 : 2.5
GT04-122-252-_ 1 : 2.5 : 2.5
GT04-122-315-_ 1 : 2.5 : 2.5
GT04-122-378-_ 1 : 2.5 : 2.5
E L E C T R I C A L
Part Number
5
S P E C I F I C A T I O n S — E C O n O M Y
1
v E R S I O n
6
Turns Ratio
Primary
(Drive:Gate) Inductance
(mH min.)
1:1:1
1:1:1
1:1:1
1:1:1
1:1:1
1:1:1
1 : 2.5 : 2.5
1 : 2.5 : 2.5
1 : 2.5 : 2.5
1 : 2.5 : 2.5
1 : 2.5 : 2.5
1 : 2.5 : 2.5
0.247
0.990
2.220
3.960
6.180
8.910
0.039
0.158
0.356
0.634
0.990
1.420
DCR (Ω max.)
N1:N2:N3
0.07:0.04:0.04
0.16:0.07:0.07
0.2:0.2:0.2
0.8:0.5:0.5
1:1:1
1.2:2.7:2.7
0.04:0.04:0.04
0.06:0.07:0.07
0.1:0.2:0.2
0.34:0.45:0.45
0.4:0.9:0.9
0.5:2.5:2.5
Leakage
Inductance
(
µ
H, max)
0.4
0.6
0.5
0.9
0.8
1.5
0.4
0.4
0.25
0.6
0.4
0.9
E-T Product
(V-
µ
s)
63
126
189
252
315
378
63
126
189
252
315
378
Hi-Pot
(V
dc
)
4500
4500
4500
4500
4500
4500
4500
4500
4500
4500
4500
4500
GT04-111-063-_E
GT04-111-126-_E
GT04-111-189-_E
GT04-111-252-_E
GT04-111-315-_E
GT04-111-378-_E
GT04-122-063-_E
GT04-122-126-_E
GT04-122-189-_E
GT04-122-252-_E
GT04-122-315-_E
GT04-122-378-_E
1.
2.
3.
4.
5.
Tested at 10 kHz, 0.1V
rms
.
Electrical specifications at 25˚C.
Operating range: -40˚C to +130˚C.
Meets UL94V-0.
Select pin assignment option based on schematics above. For other options please contact
ICE Components, Inc.
6. E-T product rating is for the secondary (gate) windings and is based upon a peak flux denisty of
2200 Gauss at 25°C when used in a bipolar-driven application.
Specifications subject to change without notice.
800.729.2099 tel
www.icecomponents.com
85
(02/08) GT04-2
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