L6590A
Figure 1. Start-up & UVLO Thresholds
Vcc [V]
15
14
13
12
11
10
9
8
7
6
-50
0
50
100
150
Tj [°C]
Figure 2. Start-up Current Generator
Icc [mA]
5.5
5
Vdrain = 40 V
Tj = -25 °C
4.5
Tj = 25 °C
4
3.5
Tj = 125 °C
3
0
2
4
6
8
10 12
Vcc [V]
Figure 3. Start-up Current Generator
Icc [mA]
5.5
5
4.5
Vdrain = 60 V
Tj = -25 °C
Tj = 25 °C
4
Tj = 125 °C
3.5
3
0
2
4
6
8
10 12
Vcc [V]
Figure 4. IC Consumption Before Start-up
Icc [µA]
700
600
Tj = -25 °C
500
400
300 Tj = 125 °C
Tj = 25 °C
200
100
7 8 9 10 11 12 13 14 15
Vcc [V]
Figure 5. IC Quiescent Current
Icc [mA]
4
MOSFET disabled
3.8
Tj = 25 °C
3.6
3.4 Tj = 125 °C
3.2 Tj = -25 °C
3
6
8
10 12 14 16 18
Vcc [V]
Figure 6. IC Operating Current
Icc [mA]
5
MOSFET switching @ 65 kHz
4.5
Tj = 125 °C
Tj = 25 °C
4
Tj = -25 °C
3.5
3
7 8 9 10 11 12 13 14 15
Vcc [V]
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