CAT310 Datasheet, PDF (6/10 Pages) Catalyst Semiconductor – 10 Channel Automotive LED Display Driver

CAT310
TYPICAL CHARACTERISTICS
(VCC = 5 V, VBATT = 14 V, T_AMB = 25°C, unless otherwise specified.)
VBATT
5V/div
18V
LED
current
50mA/
div
BLANK
5V/div
LED
current
50mA/div
OUT pin
voltage
10V/div
1 msec / div
Figure 3. VBATT Overvoltage Detection
Amplitude between 16 V and 26 V
14
12
−40°C
10
25°C
85°C
8
125°C
6
4
2
0
0
1
2
3
4
5
XLAT VOLTAGE (V)
Figure 5. XLAT Pull−down Current vs. Input
Voltage
40V
VBATT
10V/div
LED
current
20mA/
div
5 msec / div
Figure 7. VBATT Load Dump
50 msec / div
Figure 4. BLANK and Output Waveform
14
12 ^{−40°C}
25°C
10 85°C
125°C
8
6
4
VCC = 5 V
2
0
0
1
2
3
4
5
BLANK VOLTAGE (V)
Figure 6. BLANK Pull−up Current vs. Input
Voltage
12
10
8
125°C
6
85°C
25°C
4
−40°C
2
0
2
3
4
5
6
VCC VOLTAGE (V)
Figure 8. Switch On−resistance vs. VCC
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