Networking Communication Components
RT Series
Lan Transformer
Part number: RT21H01
Part name : 10 / 100 Transformer Two Port
Feature
●
Compliant and peak reflow temperature rating 245°C .
●
Packaging specification is tube.
(
RT21H
□ □
: Tube)
Part number code
RT 2 1 H
□ □
Serial number
Type
Application Category
Ports
Product Symbol
REV. Description Date Drawn
Designed Approved
A Specification issued 02.06.2012 Allen.Yu Allen.Yu James.Cheng
B Page 4 : Schematics 08.08.2013
Jamie.Chuang Jamie.Chuang
James.Cheng
PIN 1
Mechanical Dimension and Marking
A
RT21H01
Date Code
B
UNIT mm inch
A 25.70 +0.254/-0.254 1.012 +0.010/-0.010
B 10.10 +0.254/-0.254 0.398 +0.010/-0.010
C 6.40 +0.254/-0.254 0.252 +0.010/-0.010
D 3.00 +0.254/-0.254 0.118 +0.010/-0.010
E 2.54 +0.254/-0.254 0.100 +0.010/-0.010
F 0.50 +0.127/-0.127 0.020 +0.005/-0.005
G 0.40 +0.127/-0.127 0.016 +0.005/-0.005
H 22.86 +0.254/-0.254 0.900 +0.010/-0.010
I 7.62 +0.254/-0.254 0.300 +0.010/-0.010
RT21H01 XX XX
C
D
E
H
Suggested Land Pattern
a
b
Maglayers Part Number
G
F
I
c
UNIT mm inch
a
b
22.86
7.62
Week
Year
0.900
0.300
c
d
2.54
0.90
0.100
0.035
Drawn Allen.Yu Designed Allen.Yu Approved James.Cheng
Schematics
RT21H01
CABLE SIDE
TX1+ TX1- CT1 RX1+ RX1- TX2+ TX2- CT2 RX2+ RX2-
19 18
17
16 15 14 13
12
1120
1
TD1+ TD1- CT1 RD1+ RD1- TD2+ TD2- CT2 RD2+ RD2-
2 3 4 5 6 7 8 9 10
PHY SIDE
Electrical Specification @ 25°C, Humidity 65% RH
Inductance @ Phy side(OCL)
100KHz, 0.1V, 8mA DC Bias
350uH MIN
Turns Ratio Insertion Loss Return Loss Crosstalk Hipot
Part Number 100KHz dB MAX dB MIN dB MIN Vrms, Sec
TX RX
RT21H01
1:1
±3% 1:1±3%
1MHz-100MHz 30MHz 60MHz 80MHz 1-100MHz Pri To Sec @60Hz,1mA
-1.0 -16 -14 -12 -28 1500, 60
Operating Temperature: 0°C to +70°C
Storage Temperature: -25°C to +105°C
JSDEC Moisture: Level 1.
Wave Soldering
3~4 sec
100~110°C
Temperature(°C)
60~90 sec
Preheat area
Evaporation of solvent
Removal of oxide film
Liquefaction of flux
Activation of activator
Peak temp 255~265°C
30~50 sec
Cooling
Liquefaction of flux
Melting and wetting
90°C
Time(sec)
●
Tip Temperature :265ºC MAX.
●
Tip Temperature Time: 4sec MAX.
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