L-31101 Datasheet, PDF (2/3 Pages) Rhombus Industries Inc. – EE Style Low Profile Surface Mount Inductors

Self-Shielded
Audio Transformers
Using EP Geometry cores,
these transformers provide
excellent shielding.
Isolation is 1500 Vrms minimum
Longitudinal Balance is 60dB min.
Electrical Specifications at 25^OC
Surface Mount
EP7 Style
Part Number
Impedance
(Ohms)
UNBAL. Insertion Frequency
DC
Loss Response
(mA) (dB) ⁽¹⁾
(dB)
T-30400G 600 / 600
0.0
0.7
0.50
Electrical Specifications at 25^OC
Surface Mount
EP10 Style ^Impedance
Part Number ^(Ohms)
UNBAL. Insertion Frequency
DC
Loss Response
(mA) (dB) ⁽¹⁾
(dB)
T-30401G 600 / 600
0.0
0.9
0.50
Return
Loss
(dB) ⁽²⁾
18
Return
Loss
(dB) ⁽²⁾
21
Pri.
Sec.
DCR max. DCR max.
(Ω )
(Ω )
31
39
Pri.
Sec.
DCR max. DCR max.
(Ω )
(Ω )
34
43
Frequency range: 300Hz to 3400Hz
.370
(9.40)
MAX.
Dimensions
in Inches (mm)
EP7 Style
Surface Mount
.375
(9.53)
MAX.
.025
(0.64)
.375
(9.53)
MAX.
Electrical Specifications at 25^OC
Surface Mount
EP13 Style
Part Number
Impedance
(Ohms)
UNBAL. Insertion Frequency
DC
Loss Response
(mA) (dB) ⁽¹⁾
(dB)
T-30402G 600 / 600
0.0
1.0
0.25
T-30403G 900 / 900
0.0
1.0
0.25
Return
Loss
(dB) ⁽²⁾
26
26
Pri.
Sec.
DCR max. DCR max.
(Ω )
(Ω )
36
47
44
58
1. Insertion Loss measured at 1 kHz.
2. Return Loss measured at 300 Hz.
T-30400G
Schematic
T-30401G
Schematic
T-30402 & 30403G
Schematic
1
41
52
7
PRI
SEC.
PRI
SEC.
PRI
SEC.
.098 .028
(2.50) (0.70)
.432
(10.97)
MAX.
.34
(8.6)
.505 (12.83)
.490 (12.45)
3
.492
(12.5)
.465 MAX.
(11.8)
MAX.
64
.522
(13.26)
MAX.
84
9
.532
(13.51)
MAX.
.469
(11.9)
MAX.
EP10 Style
Surface Mount
EP13 Style
Surface Mount
.516
(13.1)
MAX.
.413
(10.5)
.575 (14.6)
.567 (14.4)
.025
(0.64)
.098 .028
(2.50) (0.70)
.100
(2.54)
.028
(0.70)
.025
(0.64)
.516
(13.1)
.675 (17.15)
.663 (16.85)
.525
(13.34)
6
EP7 SM
1
Suggested
5 _{Pad Layout}
2
4
3
.100
(2.54)
TYP.
.050
(1.27)
TYP.
.075
(1.905)
TYP.
Specifications subject to change without notice.
Rhombus
Industries Inc.
.594
(15.10)
8
EP10 SM
1
7
Suggested
2
Pad Layout
6
3
5
4
.100
(2.54)
TYP.
.100
(2.54)
TYP.
.050
(1.27)
TYP.
.715
(18.15)
10
EP13 SM
1
9
2
Suggested
8
Pad Layout
3
7
4
6
5
.100
(2.54)
TYP.
.100
(2.54)
TYP.
.050
(1.27)
TYP.
For other values & Custom Designs, contact factory.
EP - 10/98
15801 Chemical Lane, Huntington Beach, CA 92649-1595
16
Tel: [phone] • Fax: [phone]