T1/E1/CEPT/ISDN-PRI QUAD TRANSFORMERS
P/N: 4S1008 DATA SHEET
A. General Specifications
1. Quad transformers in a surface mount package supports two T1/E1 ports
2. Available in transmit and/or receive configurations
3. Models matched to leading quad and dual T1/E1/CEPT transceivers
B. Electrical Specifications @ 25°C
1. Turns Ratio: 1:1.36
1:2
±2%
±2%
Min
Max
Max
Max
Max
PIN1-3:32-30/10-12:23-21﹑
PIN28-26:5-7/19-17:14-16
PIN1-3/10-12/28-26/19-17
100%
2. OCL :
1.2 mH
30 pF
@100KHz 0.2 Vrms
100%
3. Cw/w :
PIN1-3 to 32-30/10-12 to 23-21 @100KHz 0.2 Vrms
PIN28-26 to 5-7/19-17 to 14-16 @100KHz 0.2 Vrms
PIN1-3/10-12 (32-30/23-21 short) @100KHz 0.2 Vrms
PIN28-26/19-17 (5-7/14-16 short) @100KHz 0.2 Vrms
PIN1-3/10-12/28-26/19-17
Sample
35 pF
4. L/L :
0.7μH
0.8μH
Sample
Sample
5. DCR :
0.55 Ω Max
0.7
1.0
Ω
Ω
Max
Max
PIN32-30/23-21
PIN5-7/14-16
6. Primary pins : 1-3, 10-12, 19-17, 28-26
7. HI-POT: 1500 Vrms 1 minute PIN(1,5,10,14) to(17,21,26,30)
500 Vrms 1 second PIN(3,30,23,10)to(7,26,19,14)
or 1650 Vrms 6 seconds 100%
C. Schematic & Mechanical:
Prepared :Luo Ming Li
Approved: Xu Wenbing
REV.: A3
Date : 2001/03/15
Page : 1/1
Drawing no.: ISDN Transformer
