(S553-0013-04/-05) SURFACE MOUNT T1 CARRIER INTERFACE TRANSFORMERS
defining a degree of excellence
SURFACE MOUNT T1 CARRIER INTERFACE TRANSFORMERS T1/CEPT Telecom Line Interface Applicat...
Description
defining a degree of excellence
SURFACE MOUNT T1 CARRIER INTERFACE TRANSFORMERS T1/CEPT Telecom Line Interface Applications
TM0008
Bel offers a new cost effective package on our standard T1/CEPT Telecom Interface Line Transformers. This sixteen lead, “TopperTM”, surface mount package, provides a superior, cost effective, quality product.
* High Pot 2000 Vrms measured for one minute. * Primary Inductance (OCL) is 1.20 Milihenries minimum. * Primary DCR is 0.80 ohms maximum.
ELECTRICALS @ 25O C
Coupling Capacitance (pF) Max S553-0013-04 35 1:1.7/1:2CT 0.80/1.80 0.50/0.80 S553-0013-05 1:1/1:1.25/1:2CT 0.50/0.50/0.80 0.80/1.10/1.80 50 Turns ratio of S553-0013-05 ia (1-2):(16-14)/(1-3):(16-14)/(5-8):(9-11) Part Number Turns Ratio T1/T2 DCR (ohms) Max Leakage Inductance LL (µH) Max Schematic A B
* Coupling Capacitance (Cww) is 35 PicoFarads maximum. * Custom designs available.
SCHEMATICS
Primary Secondary
16
14
11
10
9
A
Primary
Secondary
16
14
11
10
9
B
The Bel Surface Mount "TopperTM" package offers an industry standard package size and pin-out at an aggressive price.
1
Secondary
3
6
Primary
8
1
2
Secondary
3
6
Primary
8
MECHANICALS
Top View
0.485(12.32) Max
Package Style SMT
Dimensions are in inches(mm). Dimension Tolerance is +/- 0.02(0.51) unless otherwise specified.
bel
0.018(0.45) +/- 0.002(0.05)
Date Code
Part Number
0.375(9.53) 0.350(8.89) 0.285(7.24) Max
0.215(5.46) Max 0.350(8.89) +/0.005(0.13)
0.012(0.31) 0.008(0.20) 4o Nom
0.015(0...
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