V(i/o)
Fig. A2: ESD test board
ESDA14V2-4BF1
Fig. A3: ESD test configuration
TEST BOARD
V(i/o)
®
EB14
15
A1, C1, A3 or C3
± 15kV
ESD Air discharge
V(i/o)
B2
The measurements done here after show very clearly (Fig. A4) the high efficiency of the ESD protection:
the clamping voltage V(i/o) becomes very close to +VBR (positive way, Fig. A4a) and -VBR (negative way,
Fig. A4b).
Fig. A4: Remaining voltage during ESD surge
V(i/o)
a: Response in the positive way
V(i/o)
b: Response in the negative way
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