鈥?/div>
Operating temperature range: -40擄 C to +85擄 C
Meets IEC 695, 2-2 flammability requirements
PWB Process Capability: standard printed wiring board
assembly techniques, total-immersion cleaning
Reliability testing: Shock, vibration, temperature cycling,
temperature - humidity - bias
TM00114
鈥?/div>
鈥?/div>
鈥?/div>
ELECTRICAL SPECIFICATIONS AT 25擄 C
Turns Ratio
鹵 2%
Part Number
Pri : Sec
DCR
鈩?/div>
max
Pri
Sec
Inductance
Unbalance
5
of CT
windings
Winding
% max
Primary
Inductance
1
mH Min
Leakage
Inductance
2
碌H max
Interwinding
Capacitance
4
pF max
2741S
2741T
1 CT : 2 CT
1 CT : 1.375
3
3.15
0.92
3
2.3
1.1
3
5.8
1.7
6.8
1.6
3
7.5
8
3
Pri & Sec
Pri
0.2
0.1
1. measured at 10 kHz, 0.1 Vac
2. measured at 100 kHz, 0.1 Vac
3. connect 2 to 6
4. connect 1 to ground
5. measured at 20 kHz
SCHEMATICS
2741S
2741T
5
S
S
4
3
6
CT
2
4
CT 6
3 CT
5
7
2
1
PRIMARY SECONDARY
7
1
PRIMARY
SECONDARY
漏2000 Bel Fuse Inc. Specifications subject to change without notice. 09.00
Bel Fuse Inc.
198 Van Vorst Street, Jersey City, NJ 07302 鈥?Tel 201-432-0463 鈥?Fax 201-432-9542 鈥?www.belfuse.com
T1-57
1
2
