L6668 Просмотр технического описания (PDF) - STMicroelectronics
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L6668 Datasheet PDF : 23 Pages
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L6668
3 Typical Electrical Performance
Figure 5. High-voltage generator ON-state sink
current vs. Tj
IHV (pin 1)
1.2
[mA]
1
Vcc ≥ 3V
0.8
VHV = 100 V
0.6
0.4
Vcc = 0
0.2
-50
0
50
100
150
Tj (°C)
Figure 6. High-voltage generator output (Vcc
charge current) vs. Tj
Icc (pin 5)
120%
VHV = 100 V
110%
100%
90%
Values normalized to Icc @ 25°C
80%
-50
0
50
100
150
Tj (°C)
Figure 7. High-voltage pin leakage vs. Tj
IHV (pin 1)
40
[µA]
VHV = 400 V
Vcc = 15V
30
20
10
0
-50
0
50
100
150
Tj (°C)
Figure 8. High-voltage generator start voltage
vs. Tj
HV
120%
110%
100%
90%
Values normalized to VHV @ 25°C
80%
-50
0
50
100
150
Tj (°C)
Figure 9. High-voltage generator Vcc restart
voltage vs. Tj
Vcc (pin 5)
14
[V]
while
12
latched off
10
VHV = 100 V
8
6
normal
operation
4
-50
0
50
100
150
Tj (°C)
Figure 10. IC consumption vs. Tj
Icc (pin 5)
5
[mA]
3
2
Operating
Quiescent
1
Vcc = 15 V
Co = 1 nF
0.5
f = 100 kHz
Disabled or
during burst-mode
0.3
0.2
Latched off
Before start-up (Vcc=12V)
0.1
-50
0
50
100
150
Tj (°C)
7/23
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