Comchip Technology CO., LTD.
RATING AND CHARACTERISTIC CURVES (CPDU12V0U-HF)
Page 2
REV:C
QW-G7028
SMD ESD Protection Diode
Company reserves the right to improve product design , functions and reliability without notice.
f=1MHz
TA=25°C
0
10
20
40
0 2 4 6 12
8
30
Capacitance Between Terminals, (PF)
Reverse Voltage, (V)
Fig.5 - Capacitance Between
Terminals Characteristics
Clamping Voltage,VC (V)
Fig.3 - Clamping Voltage Vs.
Peak Pulse Current
Peak Pulse Current,IPP (A)
Fig.4 - Clamping Voltage Vs. Forward
CurrentPeak Pulse
Forward Current,IF (A)Peak Pulse
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
Voltage, (V)
6
0
10
15
20
30
5
32
1
0
8/20us waveform
25
4512
0
1
1.5
2
3
0.5
64
2
0
8/20us waveform
2.5
810
10
50
60
Wave Form Acc. IEC 61000-4-5
Fig.1 - 8/20us Peak Pulse Current
Time, (us)
0%
20%
40%
60%
80%
100%
0 5 15 25 3010 20
120%
Percentage Of Ipp
Ta=25°C Peak Valur Ipp
Test Waveform
parameters
tf=8us
td=20us
e
-t
td= t Ipp/2