DALC208SC6Y Datasheet, PDF (6/12 Pages) STMicroelectronics – Automotive low capacitance diode array for ESD protection

Technical information
DALC208SC6Y
Figure 8.
ESD behavior: optimized layout and Figure 9.
add of a capacitance of 100 nF
ESD behavior: measurement
conditions (with coupling
capacitance)
ESD
SURGE
Lw
C=100nF
REF2=+Vcc
I/O
VI/O
Vcl+ = Vcc+Vf surge >0
Vcl- = -Vf surge <0
REF1=GND
Vcl+
POSITIVE
SURGE
t
t
NEGATIVE
SURGE
Vcl-
+5V
TEST BOARD
DALC
208
ESD
SURGE
Figure 10. Remaining voltage after the
DALC208SC6Y during positive
ESD surge
IEC 61000-4-2
Air Discharge
(150 pF/330 Ω)
Vpp=15 kV
Figure 11. Remaining voltage after the
DALC208SC6Y during negative
ESD surge
Note:
IEC 61000-4-2
Air Discharge
(150 pF/330 Ω)
Vpp=15 kV
Important
Put the protection device as close as possible to the disturbance source (generally the
connector).
The measurements have been done with the DALC208SC6Y in open circuit.
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Doc ID 16362 Rev 1