HIGH FREQUENCY MAGNETICS
Miniature Broadband Surface Mount Transformers
•
Minimum interwinding breakdown voltage of 1500 Vrms
TM00150
ELECTRICAL SPECIFICATIONS at 25° C
Turns Ratio
± 2%
Pri : Sec
2795AA
2795E
2795S
2795F
2795A
1:1
1CT : 1
1 : 1.15
1CT : 1.75
1:3
27
27
32
37
3
42
3
0.22
0.13
0.15
0.10
0.2
3
DCR
Ω
max
Pri
0.3
0.4
0.2
0.3
0.1
Sec
0.3
0.2
0.2
0.25
0.2
2.0
2
19
40
13
19
3 dB
Operating
Frequency
Spectrum
typ
0.1 MHz - 100 MHz
0.1 MHz - 100 MHz
0.1 MHz - 100 MHz
0.1 MHz - 100 MHz
0.1 MHz - 100 MHz
Part Number
Primary
Inductance
1
µ
H min
Leakage
Inductance
µ
H max
Interwinding
Capacitance
pF typ
1. Measured at 500 kHz, 0.5 Vac
2. With terminal 6 (shield) grounded
3. Secondary inductance
SCHEMATICS
2795AA
2795A
5
S
4
2
8.3
6
3
4
75
5
1
Secondary
1
Primary
6
2
Secondary
Primary
2795E
2795F
2795S
3
5
2
6
Primary
4
3
2
5
4
1
Secondary
6
Primary
©2000 Bel Fuse Inc.
1
Secondary
Specifications subject to change without notice. 05.00
Bel Fuse Inc.
198 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com
T1-117
HIGH FREQUENCY MAGNETICS
TM00150
Miniature Broadband Surface Mount Transformers
2795AA
2795A
2795E
2795F
2795S
0.186
[4.72]
MECHANICAL
0.240
[6.10] max
6
5
4
A
0.265
[6.73]
ref
0.350
[8.90]
max
0.073 [1.85]
0.040 [1.02]
0.065
[1.65]
0.057
[1.45]
A
Terminal 1 ID
1
0.020 [0.51]
2
3
0.073 [1.85]
0.364 0.234
[9.25] [5.95]
No metallization
or solder mask
in cross-hatched
designated area
0.033 [0.84]
0.265
[6.73]
max
0.055
[1.40]
0˚/8˚
Suggested PCB Pad Layout
Note: Unless otherwise specified, dimensions
are nominal and in inches [millimeters].
0.015 [0.40]
R 0.023 [0.60]
Supplementary Information
Operating Temperature Range
Safety Agency Compatibility
Surge Voltage Capability
Metallic Voltage
Longitudinal Voltage
Flammability Compliance
Qualification Compliance
Simulation Model
Surface-Mount Packaging
Terminal Lead Coplanarity
PWB Process Capability
–40° C to +85° C
Underwriters Laboratories, Inc. UL 1459
10/700 µs; 10 repetitions of alternating polarity
2500 V peak generator output, 25Ω generator resistance
2500 V peak generator output, 25Ω generator resistance
IEC-695, 2-2 (needle flame test), materials are UL 94 VO approved
Bellcore TR-TSY-000357-1(shock, vibration, temperature cycling, temperature-humidity-bias)
SPICE computer simulation file available on request
Tape and Reel; 16 mm wide by 12 mm pitch; 13 inch OD; 4 inch ID
650 transformers per reel, maximum
Meets ANSI/EIA 481-2 Carrier Tape Standards—JEDEC SO package
0.004 inch [0.10 mm]
Standard printed-wiring board assembly and cleaning techniques
Standard solder reflow techniques
Machine placement (recommendation: locate by terminals, not body)
©2000 Bel Fuse Inc.
Specifications subject to change without notice. 05.00
CORPORATE
Bel Fuse Inc.
198 Van Vorst Street
Jersey City, NJ 07302
Tel 201-432-0463
Fax 201-432-9542
www.belfuse.com
FAR EAST
Bel Fuse Ltd.
8F / 8 Luk Hop Street
San Po Kong
Kowloon, Hong Kong
Tel 852-2328-5515
Fax 852-2352-3706
www.belfuse.com
EUROPE
Bel Fuse Europe Ltd.
Preston Technology Management Centre
Marsh Lane, Suite G7, Preston
Lancashire, PR1 8UD, U.K.
Tel 44-1772-556601
Fax 44-1772-888366
www.belfuse.com
T1-118
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