Comchip Technology CO., LTD.
RATING AND CHARACTERISTIC CURVES (CPDU24V0U-HF)
SMD ESD Protection Diode
Page 2
Power Rating (%)
Ambient Temperature, (°C)
Mounting on glass epoxy PCBs
0
20
40
60
80
100
120
25 50 75 100 1500 125
Fig.2 - Power Rating Derating Curve
REV:B
QW-G7032
f=1MHz
TA=25°C
0
10
20
30
40
60
0 4 8 12 24
16
50
Capacitance Between Terminals, (PF)
Reverse Voltage, (V)
Fig.5 - Capacitance Bbetween
Terminals Characteristics
Clamping Voltage, (V)
Fig.3 - Clamping Voltage Vs.
Peak Pulse Current
Peak Pulse Current,(A)
3.5
10
0
30
40
50
60
20
31.5
1
0
8/20us waveform
Voltage, (V)
Fig.4 - Voltage Vs. Clamping Forward
P Currenteak Pulse
Forward Current, (A)Peak Pulse
18
2
1
5
6
3
4
96
3
0
8/20us waveform
0.5
2.5
2
0
12 15
20
t-Time, (us)
Percentage of Ipp
Fig.1 - 8/20us Peak Pulse Current Wave
Form Acc. IEC 61000-4-5
0%
20%
40%
60%
80%
100%
0 5 15 25 3010 20
120%
Ta=25°C
Peak Valur Ipp
Test Waveform
parameters
tf=8us
td=20us
e
-t
td= t
Ipp/2
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