TYPE 32Z - LOW PROFILE SMD DUAL TRANSFORMERS
ISDN S-Interface
FEATURES
Designed to meet FCC and CCITT I.430.
Excellent longitudinal balance.
Meet UL 1459 and UL 1950.
Dielectric test voltage: 2000 Vrms MIN.
Operating temperature: 0 to +70
o
C.
PACKAGE
0.950
24.13
SCHEMATIC
1
Coil A
2
3
4
0.100 0.018
2.54 0.46
0.700
17.78
0.010
0.25
0.290
7.37
16
15
14
13
12
11
10
9
PRI
SEC
VITEC
32Z25xx
0.720
18.29
0.580
14.73
5
Coil B
6
7
8
0.125
3.18
Drawing NOT to scales. Dimensions Inches/mm +/- 0.01" Unless noted
ELECTRICAL CHARACTERISTICS @ 25
o
C
Part
Number
32Z2505
32Z2506
32Z2507
32Z2508
32Z2509
32Z2510
Turns Ratio
+/- 2%
A
B
OCL
mH
MIN
A&B
A
Sec L
L
←
H
MAX
B
C
C
pF
MAX
A&B
A
Pri CD
pF
MAX
B
B
Pri DCR
Ohm
+/-25%
A
Sec DCR
Ohm
+/-25%
A
B
I
DC
mA
MAX
A/B
1:2.5
1:2
1:2
1:1
1:1
1:1.8
1:2.5
1:2
1:2
1:1
1:2
1:1.8
22
22
22
22
22
22
40
11
5
5
4
15
40
11
5
5
5
15
100
100
85
100
100
100
110
180
80
42
42
160
Part Number
32Z2506
32Z2505
32Z2507
32Z2507
32Z2507
32Z2508
32Z2505
32Z2507
32Z2507
32Z2507
32Z2507
32Z2510
110
180
80
42
80
160
Notes:
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
5.3
4.4
4.2
2.4
2.4
3.8
5.3
4.4
4.2
2.4
4.2
3.8
1
1
1
1
1
1
Transformer Selection Guide
IC Manufacturer
AMD
AT&T/Lucent
Mietec
Mitel
Motorola
National
SGS Thomson
Siemens
Yamaha
Intel
IC Part Number
Am79C30A / Am79C32A
T7250 / T7256 / T7259
T7903
MTC-2072
MT8930
MC145474 / MC145475
MC145574
TP3420/3421
ST5420, ST5421
PEB2080/2081/2085,PSB2186,PEB2084/2086
7405B, YTD421
29C53
T-650.9
05/01
37
Vitec Electronics Corporation
www.VitecCorp.com