AT1140 Datasheet, PDF (4/7 Pages) BCD Semiconductor Manufacturing Limited – General Purpose ITVS, 4 I/Os, CI/O-VSS<0.65pF

General Purpose ITVS, 4 I/Os, C_I/O-VSS<0.65pF
Typical Performance Characteristics
T_A=25°C, unless otherwise specified.
Data Sheet
AT1140
9.5
9.0
8.5
8.0
7.5
7.0
6.5
6.0
5.5
5.0
-60 -40 -20
BV
V
TRIG
V
H
0 20 40 60 80
Temperature (^OC)
100 120 140
Figure 3. BV, Trigger Voltage, Holding Voltage
vs. Temperature
22
20
18
16
14
12
10
8
6
4
2
0
0 1 2 3 4 5 6 7 8 9 10 11 12
Voltage from I/O to VSS (V)
Figure 4. Current from I/O to VSS
vs. Voltage from I/O to VSS
11
10
V_CLAMPING=10.2V
9
2V/div
8
IEC 61000-4-5 (Lightning)
Current
7
Waveform,
(Surge, 8x20 μs,
6
1
2
3
4
5
6
7
Current from I/O to VSS (8μs/20μs) (A)
I_PP=5.9A)
2A/div
Time 10μs/div
Figure 5. Clamping Voltage
vs. Current from I/O to VSS (8μs/20μs)
Figure 6. Waveform of I/O to VSS (Positive)
Aug. 2012 Rev. 1.2
BCD Semiconductor Manufacturing Limited
4