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RoHS
Isolation Transformer
AT3973I
Ethernet based LAN, WAN and other networking applications Designed to meet IEEE802.3u Requirements Industrial Operating Temperature: -40ºC to +85ºC Maximum Reflow Temperature is 250ºC/-5ºC, 20~40 sec (Ref to IPC/JEDEC J-STD-020C Standard)
Part Number
AT3973I
Turns Ratio
TX RX 1:1 1:1
Electrical Specifications @ 25°C
OCL @100KHz/0.1V with 8mA DC Bias
350uH min
Insertion Loss 0.1 ~ 100 MHz
(dB Max)
1-1
0.5-30
Return Loss (MHz min)
40 50
DCR
Hi-Pot
60-80 (Ω max) (Vrms Min)
-18dB -15.5dB -13.6dB -12dB 1.0
1500
All specifications subject to change without notice.
(Dimensions in mm) A
B
ED
PAD-A
PAD-C
PAD-E
PAD-D PAD-B
SUGGESTED PCB PAD LAYOUT
C I GH F 06
Uint : mm/inch A=8.15/0.321 B=7.20/0.283 C=6.25/0.246 D=2.54/0.100 E=0.60/0.0236 F=9.
AT3973I Datasheet