u6268b ATMEL Corporation, u6268b Datasheet - Page 8

• Manufacturer Part Number: u6268b
• Description: U6268b Side-airbag Sensor Dual Interface
• Manufacturer: ATMEL Corporation

6. Electrical Characteristics
T
Operation supply-voltage range V
The current values are based on R = 750 , 0%-resistor at OCM1/OCM2 pins.
8
Parameters
Supply Current
T
Function SC
Voltage at SC
Voltage at SC
Maximal voltage at SC
SC-discharge current
SC-charge current
Function OUT1 and OUT2 (See
Voltage difference, V
Output voltage OUTx
Maximal voltage at OUTx
Current mirror ratio, I
Linearity of mirror ratio I
Dynamic resistance OUTx
Dynamic resistance
OUTx + RETURNx
OUTx current limitation
(OUTx short to GND)
Overcurrent detection level
Maximum OUTx current
(OUTx short to GND)
amb
j
= –40°C to +95°C and T
125°C
U6268B
S
OCMx
to V
OCMx
/I
OUTx
OUTx
/I
j
= –40°C to +150°C,
OUTx
S
Figure 3-1 on page
= 5.7V to 18V continuously, V
Test Conditions
Outputs disabled, V
Outputs disabled, V
One output enabled, V
Both outputs enabled, V
Output load 2 15 mA, V
Output load 2
Output load 2
Output load 2
V
Both channels OUTx and RETURNx
shorted, V
V
V
V
Voltage SC = V
5.7V V
Voltage SC = V
5.7V V
I
5.7V V
12V V
8.5V V
V
V
V
V
V
I
V
I
V
V
T
T
Always valid: current limitation is
higher than overcurrent detection
V
OUTx
OUT
OUT
j
j
S
S
S
S
S
S
S
S
S
S
S
S
S
< 125°C
= 40V
= 14V, OCMx shorted to GND
= 5.7V
= 12.5V
= 40V
18V (T
= 15 to 50 mA
= 15 to 50 mA
18V
40V
40V, I
25V, I
40V, I
40V
40V
125°C
= 5 to 50 mA
S
S
S
S
S
S
OUTx
OUTx
OUTx
25V
j
40V
40V
8.5V
11.3V
> 125°C)
18V
4)
= 5 to 15 mA
= 15 to 50 mA
= 15 to 50 mA
SC
SC
28 mA, V
50 mA, V
60 mA,
– 3V
– 3V
S
S
S
18V
40V
S
S
S
18V
S
S
18V
25V for maximum 25 min, V
18V
18V
18V
V
V
Ratio_lin
Symbol
I
I
V
V
I
I
I
V
OUT_ratio
OUT_max
I
OUT_med
OUT_max
OUT_det
OUT_det
I
OUT_lim
R
SC_dis
diff_high
R
SC_ch
V
V
SCmax
diff_low
I
I
I
I
I
I
I
I
I
OUT
Dyn
SC
SC
S
S
S
S
S
S
S
S
S
S
0.097
–105
–140
Min.
0.09
0.10
–58
–80
–70
–60
5.1
0.3
2.6
7.7
40V for up to 500 ms.
33
25
–5
9
2
4
Typ.
Max.
0.12
0.11
0.11
146
171
200
–20
–60
–60
–51
–51
–85
5.3
9.4
0.8
3.6
14
13
18
56
90
30
82
30
12
15
4808B–AUTO–09/05
8
5
Unit
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
µA
µA
%
V
V
V
V
V
V
V