User Manual

24
4856E–AUTO–07/07
ATA6823 [Preliminary]
10. Schaffner and Electromagnetic Compatibility
10.1 Transients on Power-supply Rail (Battery)
The application (including IC and external protection circuitry, see Figure 1-1 on page 2) has to
withstand the test pulses in Table 10-1.
Figure 10-1. Pulse 1 (R
i
= 10Ω)
Figure 10-2. Pulse 2 (R
i
= 10Ω)
Table 10-1. Test Pulses
Test
Pulse No.
Test
Level
Duration or Number
of Pulses Specs
Acceptance
level
1 –100V 10 min R
i
= 10Ω A
2 150V 10 min R
i
= 10Ω A
3a –200V 10 min R
i
= 50Ω A
3b 200V 10 min R
i
= 50Ω A
4 4V/5.5V 15 ms/2s R
i
= 0.01Ω A
540V
5 pulses, 1 minute
recurrence period
R
i
= 0.5Ω, t
d
= 400 ms, t
r
= 5 ms B
t10%
< 100 µs
1 ms
5s
1 µs
200 ms
-100V
12V
V
90%
t
2 µs
50 µs
50 µs
200 ms
V
150V
12V
90%
10%