1999 May 25 5
NXP Semiconductors Product data sheet
Quadruple ESD transient voltage
suppressor
BZA456A
Fig.6 ESD clamping test set-up and waveforms.
handbook, full pagewidth
MGL247
450 Ω
50 Ω
Note 1: attenuator is only used for open
socket high voltage measurements
IEC 1000-4-2 network
C
Z
= 150 pF; R
Z
= 330 Ω
1/4 BZA456A
RG 223/U
50 Ω coax
R
Z
C
Z
ESD TESTER DIGITIZING
OSCILLOSCOPE
10×
ATTENUATOR
note 1
GND
unclamped +1 kV ESD voltage waveform
(IEC 1000−4−2 network)
clamped +1 kV ESD voltage waveform
(IEC 1000−4−2 network)
unclamped −1 kV ESD voltage waveform
(IEC 1000−4−2 network)
clamped −1 kV ESD voltage waveform
(IEC 1000−4−2 network)
GND
GND
GND
vertical scale = 100 V/Div
horizontal scale = 50 ns/Div
vertical scale = 10 V/Div
horizontal scale = 50 ns/Div
vertical scale = 100 V/Div
horizontal scale = 50 ns/Div
vertical scale = 10 V/Div
horizontal scale = 50 ns/Div