February 27, 2004
ROMOLAND, INC.
SINGLE PORT NT805-XXXT SERIES
TRANSFORMER, LAN,
SMD 10/100 BASE-TX
Features
MIL-STD-981 Versions available
Meet IEEE 802.3 and ANSI X3.263 Standard Including
350μH OCL with 8mA Bias
Various Circuit Configuration
Excellent EMI and Differential to Common Mode Rejection
Performance
Meets IR Reflow at 235 degree C Peak Temperature
Operating Temperature range –40 to 85°C
Electricial Specification at 25°C
P/N
NT805-
Cir
Pack
Turns Ratio
(+/-5%)
Inser
tion
Loss
Xmit
Rcv
dB
Max
1-100
MHz
NT805-401T
NT805-402T
NT805-403T
NT805-501T
NT805-502T
NT805-503T
NT805-504T
NT805-551T
NT805-552T
NT805-553T
NT805-554T
NT805-555T
NT805-556T
NT805-557T
NT805-558T
NT805-559T
NT805-560T
NT805-561T
NT805-562T
NT805-601T
NT805 651T
NT805-652T
NT805-653T
NT805-654T
1
2
3
1
3
4
7
3
4
5
7
6
5
7
8
3
8
9
10
5
5
5
5
5
1
1
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
3
3
3
3
3
1CT:1CT
1CT:1CT
1CT:1CT
1CT:1CT
1CT:1CT
1CT:1CT
1CT:1CT
1.25CT:1CT
1.25CT:1CT
1.25CT:1CT
1.25CT:1CT
1.4CT:1CT
1.4CT:1CT
1.4CT:1CT
2CT:1
1CT:1.4CT
1CT:1.4CT
2CT:1CT
2CT:1
1CT:1CT
1.25CT:1CT
1.4CT:1CT
2CT:1CT
1CT:1.4CT
1CT:1CT
1CT:1CT
1CT:1CT
1CT:1CT
1CT:1CT
1CT:1CT
1CT:1CT
1CT:1CT
1CT:1CT
1CT:1CT
1CT:1CT
1CT:1CT
1CT:1CT
1CT:1CT
ICT:1CT
ICT:1CT
ICT:1CT
ICT:1CT
ICT:1CT
1CT:1CT
1CT:1CT
1CT:1CT
ICT:1CT
ICT:1CT
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1.1
-1.1
-1.1
-1.1
-1.1
-42
-42
-42
-42
-42
-42
-42
-42
-42
-42
-42
-42
-42
-42
-42
-42
-42
-42
-42
-42
-42
-42
-42
-42
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-37
-37
-37
-37
-37
-37
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-33
-33
-33
-33
-33
-33
CMRR
dB (Typ)
Return Loss
dB (Typ)
Cross Talk
dB (Typ)
Hipot
Vrms
(Min)
30
MHz
60
MHz
100
MHz
100
MH
z
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-20
-20
-20
-20
-20
-20
60
MHz
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
80
MHz
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
-11.5
30
MHz
-45
-45
-45
-45
-45
-45
-45
-45
-45
-45
-45
-45
-45
-45
-45
-45
-45
-45
-45
-45
-45
-45
-45
-45
60
MHz
-40
-40
-40
-40
-40
-40
-40
-40
-40
-40
-40
-40
-40
-40
-40
-40
-40
-40
-40
-40
-40
-40
-40
-40
100
MH
z
-35
-35
-35
-35
-35
-35
-35
-35
-35
-35
-35
-35
-35
-35
-35
-35
-35
-35
-35
-35
-35
-35
-35
-35
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
Datatronics:
28151 Highway 74, Romoland, CA 92585 Tel: 951-928-7700 Toll Free Tel: 888-889-5391 Fax: 951-928-7701
Email: drisales@datatronics.com
February 27, 2004
ROMOLAND, INC.
SINGLE PORT NT805-XXXT SERIES
TRANSFORMER, LAN, SMD 10/100 BASE-TX
SCHEMATICS
CIRCUIT 1
16
9
11
15
14
10
RECEIVE CHANNEL
2
3
1
CIRCUIT 2
8
6
7
RECEIVE CHANNEL
3
2
TRANSMIT CHANNEL
7
5
6
14
15
TRANSMIT CHANNEL
10
11
1
16
9
CIRCUIT 3
1
7
6
2
3
8
RECEIVE CHANNEL
TRANSMIT CHANNEL
11
12
10
CIRCUIT 4
11
6
7
9
10
8
RECEIVE CHANNEL
TRANSMIT CHANNEL
14
15
16
14
15
16
3
2
1
CIRCUIT 5
RECEIVE CHANNEL
6
7
8
10
9
11
CIRCUIT 6
RECEIVE CHANNEL
1
3
2
5
6
7
1
2
3
TRANSMIT CHANNEL
16
15
14
16
14
15
TRANSMIT CHANNEL
10
12
11
Datatronics:
28151 Highway 74, Romoland, CA 92585 Tel: 951-928-7700 Toll Free Tel: 888-889-5391 Fax: 951-928-7701
Email: drisales@datatronics.com
February 27, 2004
ROMOLAND, INC.
SINGLE PORT NT805-XXXT SERIES
TRANSFORMER, LAN, SMD 10/100 BASE-TX
SCHEMATICS
CIRCUIT 7
RECEIVE CHANNEL
1
3
2
7
5
6
6
7
8
TRANSMIT CHANNEL
10
12
11
1
2
3
8
7
10
CIRCUIT 8
RECEIVE CHANNEL
9
TRANSMIT CHANNEL
16
14
15
CIRCUIT 9
RECEIVE CHANNEL
6
7
8
11
9
10
CIRCUIT 10
RECEIVE CHANNEL
1
2
3
8
7
TRANSMIT CHANNEL
1
2
3
4
14
15
16
16
15
13
12
TRANSMIT CHANNEL
10
11
9
Datatronics:
28151 Highway 74, Romoland, CA 92585 Tel: 951-928-7700 Toll Free Tel: 888-889-5391 Fax: 951-928-7701
Email: drisales@datatronics.com
February 27, 2004
ROMOLAND, INC.
SINGLE PORT NT805-XXXT SERIES
TRANSFORMER, LAN, SMD 10/100 BASE-TX
PACKAGE 1
PACKAGE 2
d
DATATRONICS
NT805-XXXT
XXXX
.51[1
3.0]
d
DATATRONICS
NT805-XXXT
XXXX
.51[1
3.0]
.1 [2.54]
0
.1 [2.54]
0
1 [25.4]
.00
.40 [1 6]
0.1
1 [25.4]
.00
.23 [5.84]
.37 [9.40]
.01 [.25]
.004 [0.1
]
0.1
.40 [1 6]
1 ( .030 [.076] )
6X
PACKAGE 3
.01 [.25]
PACKAGE 1 AND 2
.004 [0.1
]
1 ( .030 [.076] )
6X
d
DATATRONICS
NT805-XXXT
XXXX
.38 [9.65]
.54 [1
3.72]
.1 [2.54]
00
.1 [2.54]
0
.50 [1
2.7]
.27 [6.9]
PACKAGE 3
.075 [1 ]
.91
.20 [5.08]
.004 [0.1
]
.025 [0.64]
.01 [0.38]
5
.04 [1
.02]
.27 [6.86]
.42 [1
0.67]
.05 [1
.27]
Datatronics:
28151 Highway 74, Romoland, CA 92585 Tel: 951-928-7700 Toll Free Tel: 888-889-5391 Fax: 951-928-7701
Email: drisales@datatronics.com
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