KSZ8993M-EVAL Micrel Inc, KSZ8993M-EVAL Datasheet - Page 85
KSZ8993M-EVAL
Manufacturer Part Number
KSZ8993M-EVAL
Description
KSZ8993M Evaluation Board - For Experimental Use Only
Manufacturer
Micrel Inc
Datasheet
1.KSZ8993M-EVAL.pdf
(86 pages)
Specifications of KSZ8993M-EVAL
Lead Free Status / RoHS Status
Supplier Unconfirmed
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Selection of Isolation Transformers
A 1:1 isolation transformer is required at the line interface. An isolation transformer with integrated common-mode
choke is recommended for exceeding FCC requirements.
The following table gives recommended transformer characteristics.
Selection of Reference Crystal
Micrel, Inc.
October 2008
Parameter
Turns ratio
Open-circuit inductance (min.)
Leakage inductance (max.)
Inter-winding capacitance (max.)
D.C. resistance (max.)
Insertion loss (max.)
HIPOT (min.)
Chacteristics
Frequency
Frequency tolerance (max)
Load capacitance (max)
Series resistance
Magnetic Manufacturer
Bel Fuse
Bel Fuse
Bel Fuse
Delta
LanKom
Pulse
Pulse (low cost)
Transpower
YCL
Table 29. Typical Reference Crystal Characteristics
Table 28. Qualified Single Port Magnetics
Table 27. Transformer Selection Criteria
Part Number
S558-5999-U7
SI-46001
SI-50170
LF8505
LF-H41S
H1102
H1260
HB726
LF-H41S
Value
1 CT : 1 CT
350µH
0.4µH
12pF
0.9Ω
1.0dB
1500Vrms
Value
25.00000
±50
20
25
85
Auto MDI-X
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Test Condition
100mV, 100kHz, 8mA
1MHz (min.)
0MHz – 65MHz
Units
MHz
ppm
pF
Ω
Number of Port
1
1
1
1
1
1
1
1
1
M9999-020606
KSZ8993M/ML
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