Datasheet

MAX4030E/MAX4031E
Low-Cost, 144MHz, Dual/Triple Op Amps
with ±15kV ESD Protection
_______________________________________________________________________________________ 9
HIGH-
VOLTAGE
DC
SOURCE
CHARGE CURRENT
LIMIT RESISTOR
DISCHARGE
RESISTANCE
STORAGE
CAPACITOR
R
D
= 1.5kΩ
R
C
= 1MΩ
C
S
= 150pF
DEVICE
UNDER
TEST
Figure 8. Human Body ESD Model
I
P
100%
90%
36.8%
t
RL
TIME
t
DL
CURRENT WAVEFORM
PEAK-TO-PEAK RINGING
(NOT DRAWN TO SCALE)
I
r
10%
0
0
AMPERES
Figure 9. Human Body Current Waveform
t
r
= 0.7ns TO 1ns
30ns
60ns
t
100%
90%
10%
I
PEAK
I
Figure 11. IEC 1000-4-2 ESD Generator Current Waveform
CHARGE CURRENT
LIMIT RESISTOR
DISCHARGE
RESISTANCE
STORAGE
CAPACITOR
C
S
150pF
R
C
50M
Ω
TO
100M
Ω
R
D
330
Ω
HIGH-
VOLTAGE
DC
SOURCE
DEVICE
UNDER
TEST
Figure 10. IEC 1000-4-2 ESD Test Model
200Ω
200Ω
75Ω
MAX403_E
5V
C
BYPASS
0.1µF
75Ω
TEST
POINT B
TEST
POINT A
V
EE
Figure 7. ESD Test Circuit