20PMT03 PDF Datasheet
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Description
This is 10/100 Base TX Transformer Designed.
10, 100 Base TX Transformer Designed for general Chipsets Model No.: 20PMT03
Feature:
Designed to meet IEEE802.3u Requirement. Designed to meet IR 235 Degree C Peak Requirement. Specifications: At 25 degree C.
1. Primary inductance (Lp): 350 H min. @ 100Khz, 100mV, 8mAdc bias. 2. Leakage inductance (LL): 0.9 H max. @ 100Khz, 100mV. 3. Primary Capacitance (Cww): 18pf max. 4. Turn Ratio: TX: 1CT:1CT, RX: 1CT:1CT
Insertion Loss (dB max) 1-125MH- -1.1 Rise Time (ns typical) Return Loss (dB typical) MH- 0.1-60 60-100 -18TX , -17RX -13TX , -15RX CMRR (dB min) MH- 0.1-60 60-100 -42TX , 40RX -40TX , -35RX Crosstalk (dB min) MH- 0.1-60 60-100 -40 -38
YCL
Parts no.
Isolation Voltage (Vrms min)
20PMT03
2.5
1500
Dimension: mm(inch) +, -0.25(0.010)
9.40(0.370) 6.35 (0.250)
1
17.78(0.700 2.54(0.100 1.02 (0.040)
2.54 (0.100)
17.02 (0.670)
25.40(1.000
2.54(0.100 17.78(0.700
16.00(0.630)
Suggested footprint
Schematic:
RD- 1 16 RX15 CT RD+ 3 CT 4 13 RX+ TD+ 8 CT 5 TD- 6 12 TX1.