Ordering Code
B78477P1004A314
B78477P1003A014
B78477P1002A014
B78477P1001A314
Substitute Product
Date of
Withdrawal
2014-04-25
2014-04-25
2014-04-25
2014-04-25
Deadline Last
Orders
2014-07-31
2014-07-31
2014-07-31
2014-07-31
Last
Shipments
2014-10-31
2014-10-31
2014-10-31
2014-10-31
For further information please contact your nearest EPCOS sales office, which will also support
you in selecting a suitable substitute. The addresses of our worldwide sales network are
presented at www.epcos.com/sales.
RJ45 Jacks with integrated magnetics
10/100 Base-T, single port, tab down
B78477P100*A*14
Applications
Local Area Networks using Ethernet protocol
Hubs, switches, routers
ADSL modems
Industrial automation equipment using
Ethernet protocol for communication
Features
Fully compliant with IEEE 802.3,
IEEE 802.3af (B78477P1001A314)
With EMI fingers for shielding
High electrical performance and EMI suppression
Optimized for all major transceiver ICs
Industry standard footprint
RoHS-compatible
Construction
Housing: Thermoplastic, UL 94 V-0
Shield: Ni plated on copper alloy
Contact: Phosphor bronze,
1.27 µm (50
µ")
Ni underplating,
0.4
µm
(15
µ")
selective gold plating
Connector dimensions comply with
TIA-968 (FCC 68.5) dimension requirements
Marking
EPCOS, middle block of ordering code, date code
Delivery mode and packing unit
Blister trays in carton box
Packing unit: 512 pcs. per carton box (8 trays),
B78477P1001A314: 640 pcs.
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 2 of 12
RJ45 Jacks with integrated magnetics
10/100 Base-T, single port, tab down
B78477P100*A*14
Overview and ordering codes
Operating temperature range
0
°C
... +70
°C
LED (left - right)
Green - yellow
Green - yellow
Yellow - green
Yellow - green
Green - yellow
Ordering code
B78477P1004A314
B78477P1005A314
B78477P1006A114
B78477P1007A114
B78477P1003A014
B78477P1001A314
B78477P1002A014
40
°C
... +85
°C
Mechanical characteristics
Insertion force
Retention force
Durability
LED specification
LED colour
Green
Yellow
Wave length
565 nm
585 nm
Forward voltage
Max.
2.6 V
2.6 V
Typical
2.2 V
2.1 V
20 N max.
75 N min.
750 mating cycles min.
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 3 of 12
RJ45 Jacks with integrated magnetics
10/100 Base-T, single port, tab down
B78477P100*A*14
Characteristics
B78477P1001A314
(electrical specifications at +25
°C)
Turns ratio (primary : secondary)
Inductance L
1.414 : 1
±3%
350
µH
min.
100 kHz, 100 mV,
8 mA DC bias
0.5 mA, 50 Hz, 1 min
1)
0.5 mA, 50 Hz, 1 min
1)
center tap symmetry
0.1 MHz
0.1 MHz ... 30 MHz
30 MHz ... 60 MHz
60 MHz ... 80 MHz
1 MHz
10 MHz ... 100 MHz
2 MHz
30 MHz ... 200 MHz
Voltage test V
test
(primary : secondary) 1500 V
RMS
(primary : shield)
1500 V
RMS
DCR (1/2 winding)
DCR Balance
Insertion loss
Return loss
0.6
Ω
max.
±0.065 Ω
max.
1.2 dB max.
16 dB min.
10+20log(f/60) dB min.
10 dB min.
50 dB min.
50+17log(f/10) dB min.
50 dB typ.
15+17log(f/200) dB typ.
Approx. 5.7 g
Crosstalk
Common-mode rejection
Weight
1) On mass manufacture will be 2 s to HV
test
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 4 of 12
Embedded System
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