5
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PRELIMINARY
PROTECTION PRODUCTS
RClamp1255P
Typical Characteristics
ESD Clamping (+8kV Contact per IEC 61000-4-2)
D+, D-. ID Pins (Pins 2, 3, 4)
ESD Clamping (-8kV Contact per IEC 61000-4-2)
D+, D-. ID Pins (Pins 2, 3, 4)
ESD Clamping (+8kV Contact per IEC 61000-4-2)
VBus Pin (Pin 1)
ESD Clamping +30kV Contact per IEC 61000-4-2)
VBus Pin (Pin 1)
ESD Clamping (-8kV Contact per IEC 61000-4-2)
VBus Pin (Pin 1)
ESD Clamping -30kV Contact per IEC 61000-4-2)
VBus Pin (Pin 1)
0
5
10
15
20
25
30
35
40
-10 0 10 20 30 40 50 60 70 80
Time (ns)
Clamping Voltage (V)
Measuredwith50Ohmscopeinput
impedance,2GHzbandwidth.Correctedfor
50Ohm,20dBattenuator.ESDgunreturn
pathconnectedtoESDgroundplane
-40
-35
-30
-25
-20
-15
-10
-5
0
5
10
-10 0 10 20 30 40 50 60 70 80
Time (ns)
Clamping Voltage (V)
Measuredwith50Ohmscopeinput
impedance,2GHzbandwidth.Correctedfor
50Ohm,20dBattenuator.ESDgunreturn
pathconnectedtoESDgroundplane
-10
0
10
20
30
40
50
60
-10 0 10 20 30 40 50 60 70 80
Time (ns)
Clamping Voltage (V)
Measuredwith50Ohmscopeinput
impedance,2GHzbandwidth.Correctedfor
50Ohm,20dBattenuator.ESDgunreturn
pathconnectedtoESDgroundplane
-70
-60
-50
-40
-30
-20
-10
0
10
-10 0 10 20 30 40 50 60 70 80
Time (ns)
Clamping Voltage (V)
Measuredwith50Ohmscopeinput
impedance,2GHzbandwidth.Correctedfor
50Ohm,20dBattenuator.ESDgunreturn
pathconnectedtoESDgroundplane
-50
0
50
100
150
200
-10 0 10 20 30 40 50 60 70 80
Time (ns)
Clamping Voltage (V)
Measuredwith50Ohmscopeinputimpedance,2GHz
bandwidth.Correctedfor50Ohm,40dBattenuator.
ESDgunreturnpathconnected toESDgroundplane
AR_2‐G+8kV
-200
-150
-100
-50
0
50
-10 0 10 20 30 40 50 60 70 80
Time (ns)
Voltage (V)
Measuredwith50Ohmscopeinputimpedance,2GHz
bandwidth.Correctedfor50Ohm,40dBattenuator.
ESDgunreturnpathconnectedtoESDgroundplane
AR_2‐G‐8kV