2689J2 Datasheet, PDF (1/2 Pages) Bel Fuse Inc. – HIGH FREQUENCY MAGNETICS Wideband Hybrid Signal Combiner & Splitter

HIGH FREQUENCY MAGNETICS
Wideband Hybrid Signal Combiner & Splitter
TM9923
• A wideband, equal-ratio hybrid transformer suitable for • Compatible with standard printed-wiring board assembly
both analog and digital applications requiring signal
and cleaning processes and machine placement
splitting or combining
• Compatible with infrared (IR) reflow soldering processes
• Qualified per Bellcore TR-TSY-00357-1
so it can be used in mixed-assembly (wave and reflow)
solder application
• Meets IEC-695, 2-2 flammability requirements
ELECTRICAL SPECIFICATIONS at 25° C
Part Number
Impedance
Ratio
(1 - 6) : (3 - 6) + (4 - 6)
2689J2
75Ω : 75Ω + 75Ω
Nominal
Signal Split
dB
ASIG to BSIG
ASIG to CSIG
3.0
3dB
Bandwidth
typ
ASIG to BSIG
ASIG to CSIG
20 kHz - 800 MHz
Pulse
Rise Time
ns typ
0.5
MECHANICAL
0.45
[11.43]
max
0.70 [17.78]
max
0.120 ±0.006
[3.05 ±0.15]
Terminal 1 ID
1
2
0.40
[10.16]
max
6
5
0.023 [0.58] Sq typ
(Phosphor bronze,
solder-coated)
3
0.250
[6.35]
4
SCHEMATIC
ASIG 1
5
2
GND 6
3 BSIG
4 CSIG
Bottom
View
0.200
[5.08]
0.400
[10.16]
0.120
[3.05]
©1999 Bel Fuse Inc. Specifications subject to change without notice. 06.99
Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] • www.belfuse.com
T148