SCHOTT 37544

TITLE
OCTAL T1/E1 TRANSFORMER
37544
PN
AGENCY APPROVAL: NA
F
REV
2
SH
OF
12
DIMENSIONAL OUTLINE
1.130
1.115
SPECIFICATIONS
EXTENDED TEMP RANGE (-40C TO +85C)
1. TURNS RATIO:
TRANSMIT (IN+ TO IN-) : (OUT+ TO OUT-)
RECEIVE (IN+ TO IN-) : (OUT+ TO OUT-)
2. INDUCTANCE:
TRANSMIT (IN+ TO IN-)
RECEIVE (IN+ TO IN-)
TRANSMIT (IN+ TO IN-)
RECEIVE (IN+ TO IN-)
3. LEAKAGE INDUCTANCE:
TRANSMIT IN+ TO IN(WITH OUT+ AND OUT- SHORT)
RECEIVE IN+ TO IN(WITH OUT+ AND OUT- SHORT)
4. INTERWINDING CAPACITIANCE:
(IN+, IN-) TO (OUT+, OUT-)
5. D.C. RESISTANCE:
(IN+ TO IN-)
(OUT+ TO OUT-)
6. DIELECTRICAL VOLTAGE WITHSTAND:
(IN+, IN-) TO (OUT+, OUT-)
1 : 2 CT±2%
1CT : 2 ±2%
1.2 mH MIN. @ 0.01V. 100KHz . 25C
1.2 mH MIN. @ 0.01V. 100KHz . 25C
600 uH MIN. @ 0.01V. 100KHz . -40C TO +85C
600 uH MIN. @ 0.01V. 100KHz . -40C TO +85C
37544
.640±.010
DATE CODE &
COUNTRY OF ORIGIN
.018±.002
.950±.010
.010±.002
.220±.010
.015±.005
REF. PWB LAYOUT
0.5uH MAX. @ 1MHz
.050
0.5uH MAX. @ 1MHz
.090
.660
35pf MAX @ 1MHz
.090
.030
0 .6 ohms Max.
1.2 ohms Max.
1500VAC for 60 seconds
(1800 VAC for 1 second production test)
COPLANARITY OF PINS IS LESS THEN OR EQUAL TO 0.004 INCHES
IN + 1
RX
2
IN -
3
IN +
4
IN -
50dB OR BETTER @ 1MHz
40 OUT +
RX
7
IN -
8
IN +
1000 Parkers Lake Road, Wayzata, MN 55391, (952) 475-1173, www.schottcorp.com
IN - 13
38 OUT +
IN + 14
37
TX
36 OUT -
IN -
35 OUT +
IN + 16
1CT : 2
RX
34 OUT -
1 : 2 CT
9
10
TOLERANCES UNLESS
OTHERWISE SPECIFIED
29 OUT -
1 : 2 CT
28 OUT +
26 OUT -
15
1CT : 2
25 OUT +
17
IN - 18
IN + 19
32
TX
31 OUT -
IN -
MILLIMETERS (mm)
30 OUT +
27
33 OUT +
INCHES / DECIMAL
1CT : 2
12
39 OUT -
1 : 2 CT
TX
IN -
IN + 11
RX
5
65dB OR BETTER
SCHEMATIC
1CT : 2
TX
IN + 6
9. COMMON MODE REJECTION:
SCHOTT
PIN 1
INDICATOR
7. RETURN LOSS: (WINDING WITH TURNS RATIO 2 IS 100 OHM REF.)
(25 OHMS CONNECTED TO THE LOW TURNS SIDE OF THE 2 RATIO TRANSFORMER)
51KHz TO 102KHz
12dB MIN
102KHz TO 2.048MHz
18dB MIN
2.048MHz TO 3.072 MHz
14dB MIN
8. CROSS TALK:
.
.495
.480
24 OUT -
1 : 2 CT
23 OUT +
22
21 OUT -
20
.XX = ± .01
.XX = ± 0.20
.XXX = ±.005
ANGLES ± 1°