37543 Datasheet, PDF (1/1 Pages) SCHOTT CORPORATION – OCTAL T1/E1 TRANSFORMER

TITLE
OCTAL T1/E1 TRANSFORMER
AGENCY APPROVAL: NA
PN ₃₇₅₄₃ REV _F
SH
2 OF ¹²
SPECIFICATIONS
EXTENDED TEMP RANGE (-40C TO +85C)
DIMENSIONAL
OUTLINE
1.130
1.115
1. TURNS RATIO:
RECEIVE (IN+ TO IN-) : (OUT+ TO OUT-)
TRANSMIT(1-2):(39-40):(38-40):(6-7)
(34-35):(33-35):(11-12):(29-30)
(28-30):(16-17):(24-25):(23-25)
2. INDUCTANCE:
TRANSMIT (IN+ TO IN-)
RECEIVE (IN+ TO IN-)
TRANSMIT (IN+ TO IN-)
RECEIVE (IN+ TO IN-)
1 : 2CT ±2%
1 : 1:1.26CT ±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
.495
.480
SCHOTT
.
37543
DATE CODE &
COUNTRY OF ORIGIN
PIN 1
INDICATOR
.010±.002
.018±.002
.950±.010
.640±.010
.220±.010
3. LEAKAGE INDUCTANCE:
TRANSMIT IN+ TO IN-
(WITH OUT+ AND OUT- SHORT)
RECEIVE IN+ TO IN-
(WITH OUT+ AND OUT- SHORT)
0.5uH MAX. @ 1MHz
0.5uH MAX. @ 1MHz
4. INTERWINDING CAPACITIANCE:
(IN+, IN-) TO (OUT+, OUT-)
35pf MAX @ 1MHz
5. D.C. RESISTANCE:
TRANSMIT (IN+ TO IN-) RECEIVE (IN+ TO IN-)
TRANSMIT( OUT + TO OUT -)
RECEIVE( OUT + TO OUT -)
0.6 ohms Max.
0.8 ohms Max.
1.2 ohms Max
6. DIELECTRICAL VOLTAGE WITHSTAND:
(IN+, IN-) TO (OUT+:OUT-)
1500VAC for 60 seconds
(1800VAC for 1 second production test)
7. RETURN LOSS: WINDING WITH A TURNS RATIO1,1.26 AND 2 IS 100 OHM REF.)
(25 OHMS CONNECTED TO TH E LOW TURNS SIDE OF 2 RATIO TRANSFORMER)
(100 OHMS CONNECTED TO TH E LOW TURNS SIDE OF 1 RATIO TRANSFORMER)
(63 OHMS CONNECTED TO TH E LOW TURNS SIDE OF 1.26 RATIO TRANSFORMER)
51KHz TO 102KHz
12dB MIN
102KHz TO 2.048MHz
18dB MIN
2.048MHz TO 3.072 MHz
14dB MIN
8. CROSS TALK:
65dB OR BETTER
9. COMMON MODE REJECTION:
50dB OR BETTER @1MHz
.090
REF. PWB LAYOUT
.050
.015±.005
.660
.090
.030
COPLANARITY OF PINS IS LESS THEN OR EQUAL TO 0.004 INCHES
SCHEMATIC
1 : 1/1.26CT
IN + 1
40 OUT +
IN + 11 ^{1 : 1/1.26CT} 30 OUT +
TX
IN - 2
OUT + 3
2CT : 1
39
38 _{OUT -}
37 _{IN +}
TX
IN - 12
OUT + 13
2CT : 1
29
28 OUT -
27 IN +
RX 4
RX 14
OUT - 5
IN + ₆
1 : 1/1.26CT
36 IN -
35 OUT +
OUT - 15
IN + 16
1 : 1/1.26CT
26 IN -
25 OUT +
TX
34
TX
24
IN - 7
OUT + 8
2CT : 1
33 OUT -
32 _{IN +}
IN - 17
OUT + 18
2CT : 1
23 OUT -
22 IN +
RX 9
RX 19
OUT - 10
31 IN -
OUT - 20
21 IN -
1000 Parkers Lake Road, Wayzata, MN 55391, [phone], www.schottcorp.com
TOLERANCES UNLESS
OTHERWISE SPECIFIED
INCHES / DECIMAL
MILLIMETERS (mm)
.XX = ± .01
.XX = ± 0.20
.XXX = ±.005 ANGLES ± 1°