Features
nꢀ DesignedꢀtoꢀmeetꢀIEEEꢀ802.3uꢀ(100ꢀBase-T)
nꢀꢀExpandedꢀtemperatureꢀrange:ꢀ-40ꢀtoꢀ+125ꢀ°C
nꢀ RoHSꢀcompliant*
nꢀ AEC-Q200ꢀcompliant
ꢀ
ꢀꢀ
SM91074ALꢀ-ꢀ10/100ꢀBase-TꢀTransformer
Product Dimensions
Recommended Layout
Electrical Specifications @ 25 °C
12.80ꢀ ꢀ0.25
(0.504ꢀ ꢀ0.010)
Inductance (100 kHz, 0.1 V, 8 mADC)
8.89
(0.350)
TYP.
........................................ 350 µH Min.
Leakage Inductance (100 kHz, 0.1 V)
TD with TX Shorted......... 0.5 µH Max.
RD with RX Shorted........ 0.5 µH Max.
Turns Ratio
TD : TX............................. 1 : 1 (±2 %)
RD : RX............................ 1 : 1 (±2 %)
DCR
8.89ꢀ ꢀ0.25
(0.350ꢀ ꢀ0.010)
10.50
(0.413)
TYP.
7.10
TYP.
9.50ꢀ ꢀ0.25
(0.374ꢀ ꢀ0.010
6.90ꢀ ꢀ0.25
(0.272ꢀ ꢀ0.010)
(0.280)
SM91074AL
TD & RD........................1.4 ohm Max.
TX & RX ........................1.0 ohm Max.
Insertion Loss (TD to TX & RD to RX)
1-100 MHz.......................-1.1 dB Max.
Return Loss (TD to TX & RD to RX
with 100 ohm load)
PINꢀ1
0.76
TYP.
1.27
(0.05)
1.27ꢀ ꢀ0.05
(0.05ꢀ ꢀ0.002)
TYP.
(0.030)
MM
(INCHES)
DIMENSIONS:ꢀ
5.65ꢀ ꢀ0.25
(0.222ꢀ ꢀ0.010)
1-40 MHz...........................-16 dB Min.
40-100 MHz
How To Order
0.46ꢀ ꢀ0.05
(0.018ꢀ ꢀ0.002)
0.25ꢀ±ꢀ0.13
(0.01ꢀ±ꢀ0.005)
SM91074 A L E
........... -10+20*log (f/80 MHz) dB Min.
Cross Talk (Between Each Channel)
1-60 MHz...........................-40 dB Min.
60-100 MHz.......................-35 dB Min.
Common Mode Rejection
Model
AEC-Q200 Compliant
Termination
L = Cu/Ni/Sn (RoHS Compliant)
0.30ꢀ ꢀ0.10
(0.012ꢀ ꢀ0.004)
0ꢀ˚~8ꢀ˚
(TD to TX & RD to RX)
Packaging
E = Tape and Reel (600 pcs. per reel)
1-60 MHz...........................-37 dB Min.
60-100 MHz.......................-30 dB Min.
Differential to Common Mode
0.70ꢀ±ꢀ0.15
(0.028ꢀ±ꢀ0.006)
Rejection Ratio
(TD to TX & RD to RX)
Electrical Schematic
30 MHz..............................-35 dB Min.
60 MHz..............................-35 dB Min.
Hi-Pot (TD to TX & RD to RX
TD+
TCT
TD-
1
2
3
16 TX+
15 CMT
14 TX-
11 RX+
10 CMT
@ 1 mA, 60 sec.)
.......................1500 Vrms & 2250 Vdc
Storage Temperature.......-40 to +125 °C
Operating Temperature....-40 to +125 °C
Moisture Sensitivity Level.....................1
ESD Classification (HBM)................. N/A
Packaging Specifications
Tape & Reel....................... 600 pcs./reel
RD+ 6
RCT
RD-
7
8
9
RX-
ꢀꢀWARNINGꢀꢀCancerꢀandꢀReproductiveꢀHarmꢀ-ꢀwww.P65Warnings.ca.gov
*RoHSꢀDirectiveꢀ2015/863,ꢀMarꢀ31,ꢀ2015ꢀandꢀAnnex.ꢀ
Specificationsꢀareꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Usersꢀshouldꢀverifyꢀactualꢀdeviceꢀperformanceꢀinꢀtheirꢀspecificꢀapplications.ꢀ
Theꢀproductsꢀdescribedꢀhereinꢀandꢀthisꢀdocumentꢀareꢀsubjectꢀtoꢀspecificꢀlegalꢀdisclaimersꢀasꢀsetꢀforthꢀonꢀtheꢀlastꢀpageꢀofꢀthisꢀdocument,ꢀandꢀatꢀwww.bourns.com/docs/legal/disclaimer.pdf.