2745AF Bel Fuse Inc, 2745AF Datasheet
2745AF
Manufacturer Part Number
2745AF
Description
Manufacturer
Bel Fuse Inc
Datasheet
1.2745AF.pdf
(2 pages)
Specifications of 2745AF
Operating Temp Range
-40C to 85C
Package Type
DIP
Mounting
Through Hole
Pin Count
6
Interwinding Capacitance Max
23pF
Isolation Voltage (max)
1000VrmsV
Lead Style
PC Pin
Ocl Inductance (max)
3.15mH
Operating Temperature Max Deg. C
85C
Operating Temperature Min Deg. C
-40C
Primary Leakage Inductance (max)
3uH
Product Depth (mm)
11.68mm
Product Height (mm)
8.89mm
Product Length (mm)
14.22mm
Transformer Type
T1/E1 Transformer
Turns Ratio
1CT:2CT
Lead Free Status / Rohs Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
2745AF
Manufacturer:
HITACHI
Quantity:
910
•
•
•
•
•
ELECTRICAL SPECIFICATIONS AT 25° C
SCHEMATIC
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Operates as a line-interface pulse transformer in
DS1 and CEPT applications
Contains specific interwinding insulation to mini-
mize capacitance
Winding (3-2)(2-1) is highly balanced
Designed for automatic machine placement into
printed wiring boards
Only difference between the 2745AF and 2745AF2
is the terminal length
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Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com
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T1/E1 Through Hole Transformers
HIGH FREQUENCY MAGNETICS
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2745AF
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Operating temperature range: -40°C to +85° 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
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©2000 Bel Fuse Inc. Specifications subject to change without notice. 09.00
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2745AF Summary of contents
Page 1
... DS1 and CEPT applications • Contains specific interwinding insulation to mini- mize capacitance • Winding (3-2)(2-1) is highly balanced • Designed for automatic machine placement into printed wiring boards • Only difference between the 2745AF and 2745AF2 is the terminal length ELECTRICAL SPECIFICATIONS AT 25° ...
Page 2
... SOLDER COATED) 0.250 (6.35) FAR EAST Bel Fuse Ltd Luk Hop Street San Po Kong Kowloon, Hong Kong Tel 852-2328-5515 Fax 852-2352-3706 www.belfuse.com 2745AF2 0.56 (14.22) MAX TERMINAL 1 IDENTIFIER 0.023 (0.584) SQ TYP (PHOSPHOR BRONZE, SOLDER COATED) 0.150 (3.81 ...