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SLVSAA6 – APRIL 2010
TYPICAL CHARACTERISTICS
ON RESISTANCE vs JUNCTION TEMPERATURE
RDSON - Static Drain-Source On-State Resistance - mW
500
V
I
= 12 V
V
I
= 12 V
VOLTAGE REFERENCE vs JUNCTION TEMPERATURE
0.816
375
BOOT-PH = 3 V
V
ref
- Voltage Reference - V
0.808
0.800
250
BOOT-PH = 6 V
125
0.792
0
-50
0.784
-50
-25
0
25
50
75
100
T
J
- Junction Temperature - °C
125
150
-25
0
25
50
75
100
T
J
- Junction Temperature - °C
125
150
Figure 1.
SWITCH CURRENT LIMIT vs JUNCTION TEMPERATURE
7.0
V
I
= 12 V
600
6.5
Figure 2.
SWITCHING FREQUENCY vs JUNCTION TEMPERATURE
610
V
I
= 12 V,
RT = 200 k
W
f
s
- Switching Frequency - kHz
-25
0
25
50
75
100
125
150
Switch Current - A
590
6.0
580
570
5.5
560
5.0
-50
550
-50
-25
0
T
J
- Junction Temperature - °C
25
50
75
100
T
J
- Junction Temperature - °C
125
150
Figure 3.
SWITCHING FREQUENCY vs RT/CLK RESISTANCE HIGH
FREQUENCY RANGE
2500
V
I
= 12 V,
T
J
= 25°C
Figure 4.
SWITCHING FREQUENCY vs RT/CLK RESISTANCE LOW
FREQUENCY RANGE
500
f
s
- Switching Frequency - kHz
1500
f
s
- Switching Frequency - kHz
2000
400
V
I
= 12 V,
T
J
= 25°C
300
1000
200
500
100
0
0
25
50
75
100
125
RT/CLK - Resistance - kW
150
175
200
0
200
300
400
500
600 700
800
900
RT/CLK - Resistance - kW
1000 1100
1200
Figure 5.
Figure 6.
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