MJE Series • T1/E1/CEPT/ISDN-PRI SMD Transformers
Features
•
lowcostSMDforpickandplacecompatabilitywhileproviding
consistent and reliable coplanarity
•
•
low leakage inductance
manufactured in an ISO-9001:2000, TS-16949:2002
and ISO-14001:2004 certified Talema facility
fully RoHS compliant and meets lead free reflow
level J-STD-020C
•
Electrical Specifications
Ratings@ 25°C ambient
Minimum isolation voltage: 1500 Vrms
Extended Operating Temperature Range: -40° to +85°C
Electrical Specifications @ 25°C
MJE Series • T1/E1/CEPT/ISDN-PRI SMD Transformers
Extended Operating Temperature Range -40°C to +85°C
Turns Ratio
OCL
Primary
(mH Min)
1.2
C
WW
DCR (Ohms)
Part
L
V
Primary
Pins
L
P
Pri/Sec
±2%
Pri/Sec
(pF Max)
30
Schematic
Number
(µH Max)
(Vrms)
Pri.
Sec.
MJE-10A
MJE-12B
MJE-20A
1ct:1.36ct
1:1/1.26
1ct:1ct
0.200
0.250
0.200
0.80
0.80
0.90
1.10
1.00
0.90
1500
1500
1500
1-3
1-3
1-3
A
B
A
1.2
35
1.2
35
MJE
Suggested Pad
Layout
Schematic
TALEMA IN
W K/ Y R
Part
0.200
(5.08)
A
B
0.453 0.374
(11.50) (9.50)
1
3
6
6
5
4
1
2
3
Number
5
4
0.047
(1.20)
0.100
(2.54)
0.492
(12.50)
0.287
(7.30)
0.307
(7.80)
0.244
0.283
(7.20) (6.20)
0.020 x 0.12
(0.50 x 0.30)
Surface coplanarity will be 0.004 (0.01) maximum
Dimensions: Inches (Millimeters)
Tolerance: ±0.010 (0.25) unless specified otherwise
Sales & Marketing, Design and Manufacturing Facilities
http://www.talema-nuvotem.com
Germany
I
reland
India
Eastern Europe &
CzechRepublic
NTMAGNETICSs.r.o.
Chebská 27
TALEMAELEKTRONIKGMBH
Sembdnerstr. 5, Postfach 2523
82110 Germering
Tel: Int. + 49 89 - 841 00 - 0
Fax: Int. + 49 89 - 841 00 25
Email:info@talema.de
NUVOTEMTEO.
Crolly
Co.Donegal
Tel: Int. + 353 74 - 954 8666
Fax: Int. + 353 74 - 954 8139
Email:info@nuvotem.com
TALEMAELECTRONICPVT.LTD.
Opposite the SIDCO Industrial Estate
Gins Towers
4/5S.H/1, Omalur Main Road
Salem - 636 004, Tamil Nadu
Tel: Int. + 91 427 - 244 1325
Fax: Int. + 91 427 - 243 0034
E-mail:talema@talemaindia.com
Web Site: www.talemaindia.com
322 00 Plzeñ
Tel: Int. + 420 377 - 338 351
Fax: Int. + 420 377 - 338 350
Email:talema@talema.cz
Web Site: www.ntmagnetics.cz
THE TALEMA GROUP • Magnetic Components for ISDN / xDSL / LAN Data Communications
(10-06) Communications\ E1/T1\MJE