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20PT1021FX Datasheet, PDF (1/1 Pages) Bothhand USA, LP. – 10/100 BASE DUAL PORT TRANSFORMER
Bothhand USA. e-mail: sales@bothhandusa.com http://www.bothhandusa.com
10/100 BASE DUAL PORT TRANSFORMER
P/N: 20PT1021FX DATA SHEET
Page : 1/1
Feature
l IEEE 802.3 Ethernet compatible, 100 BASE-TX.
l 20 PIN DIP package compatible with popular IC chips.
l Design for multiport repeater and Ethernet switching Hub
appl ication.
l Customer designs available for specific application.
l Operating temperature range : 0°C to +70°C.
l Storage temperature range: -25°C to +125°C.
Electrical Specifications @ 25°C
Part
Number
Turns Ratio
(±5%)
TX/ RX
PRI OCL
(ì H Min)
@100KHz/0.1Vrms 8mA DC/Bias
L.L
(ìH Max)
CW/W
(pF Max)
Rise time
(ns Typ)
10- 90%
HI- POT
(Vrms)
20PT1021FX
1CT:1CT
350
0.5
50
2.5
Continue
Part
Number
Insertion Loss
Return Loss
Cross talk
(dB Max)
(dB Min)
(dB Min)
0.3–100MHz 0.3-30MHz 30- 60MHz 60- 80MHz 0.3-60MHz 60- 100MHz
30MHz
DCMR
(dB Min)
60MHz
20PT1021FX
-1.15
-18
-14
-12
-45
-35
-40
-35
Schematic
Mechanical
1500
100MHz
-30
462 Boston St - Topsfield, MA 01983 - Phone: 978-887-8050 - Fax: 978-887-5434
A3(02/08)