VEMI255A-HS3 Vishay, VEMI255A-HS3 Datasheet - Page 3

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VEMI255A-HS3

Manufacturer Part Number
VEMI255A-HS3
Description
2-channel Emi-filter With Esd-protection
Manufacturer
Vishay
Datasheet
Electrical Characteristics
Ratings at 25 °C, ambient temperature unless otherwise specified
VEMI255A-HS3
Typical Characteristics
T
Document Number 84772
Rev. 1.4, 22-Feb-08
amb
Filter channels
Reverse stand off voltage
Reverse current
Reverse break down
voltage
Pos. clamping voltage
Neg. clamping voltage
Input capacitance
Line resistance
Cut-off frequency
= 25 °C, unless otherwise specified
Parameter
Figure 1. ESD Discharge Current Wave Form
20557
120 %
100 %
80 %
60 %
40 %
20 %
acc. IEC 61000-4-2 (330 Ω/150 pF)
53 %
27 %
0 %
- 10 0 10 20 30 40 50 60 70 80 90 100
rise time = 0.7 ns to 1 ns
at I
measured at the output; acc. IEC 61000-4-5
measured at the output; acc. IEC 61000-4-5
number of channels which can be protected
at I
at I
Time (ns)
at I
For technical support, please contact: EMI-filter@vishay.com
PP
V
PP
measured between input and output;
IN
PP
at the output; acc. IEC 61000-4-5
PP
at the output; acc. IEC 61000-4-5
= - 1 A applied at the input, measured
each input to pin 2 at I
at I
= 1 A applied at the input, measured
at V
= 0 V; measured in a 50 Ω system
= I
= I
R
at V
Test conditions/remarks
PPM
R
at V
PPM
= 1 µA each input to pin 2
= 5 V each input to pin 2
R
= - 4 A applied at the input,
R
= 4 A applied at the input,
= 2.5 V; f = 1 MHz
= 0 V; f = 1 MHz
I
S
= 10 mA
R
= 1 mA
Figure 2. 8/20 µs Peak Pulse Current Wave Form
N
Symbol
V
V
V
V
V
channel
V
f
C
C
RWM
C-out
C-out
C-out
C-out
R
3dB
I
BR
R
20548
IN
IN
S
100 %
80 %
60 %
40 %
20 %
0 %
0
- 1.2
Min.
acc. IEC 61000-4-5
- 1
45
5
6
10
Vishay Semiconductors
VEMI255A-HS3
Time (µs)
8 µs to 100 %
Typ.
100
60
37
50
20
20 µs to 50 %
Max.
30
7.8
55
2
1
8
www.vishay.com
40
channel
MHz
Unit
µA
pF
pF
V
V
V
V
V
V
Ω
3

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