T1/E1/CEPT/ISDN-Pri TRANSFORMER
Single, SMT, Extended Temperature Range
E & E Magnetic Products Limited
Compact surface mount package
Designed to meet Return Loss requirements of ITU
G.703
Extended temperature range of -40°C to +85°C
Isolation voltage: 1500Vrms minimum
SCHEMATICS
ELECTRICAL SPECIFICATION @25°C
OCL
DCR
DCR
Isolation
Voltage
Part
Turns Ratio
LL
Cww
Primary@25°C
(mH Min)
Primary
(W Max)
Secondary
(W Max)
Number
(uH Max)
(pF Max)
(Pri: Sec ±2%)
(Vrms Min)
821-00768F
821-00868F
821-00869F
821-00870F
821-01672F
1.26CT:1
1CT:1
1.2
2.0
2.2
2.0
1.2
1.0
1.2
1.4
1.4
1.2
50
65
65
65
35
2.5
2.7
2.8
2.7
2.7
2.0
2.7
2.8
2.0
2.7
1500
1500
1500
1500
1500
1.14CT:1
1.35CT:1
1CT:1
Notes:
1. Ordering Information: 821-0xxxxFc.
= Part number (F : stands for RoHS compliant).
= Packaging Code (T = Tape & Reel Packaging in 13 inch Reel).
2. Inductance is measured at 10kHz, 0.1Vrms.
821-0xxxxF
c
1/F., Harbour View 1, No.12 Science Park East Avenue, Phase II, Hong Kong Science Park, Shatin, N.T. Hong Kong
Tel: (852) 2954 3333 Fax: (852) 2954 3304
1
TE003(02)
Revised in 11/12