E-L6569 Datasheet, PDF (8/13 Pages) STMicroelectronics – HIGH VOLTAGE HALF BRIDGE DRIVER WITH OSCILLATOR

L6569 L6569A
Figure 4. Typical Dead Time vs. Temperature
Dependency
Dead time [µsec]
1.7
D96IN378A
1.6
1.5
1.4
1.3
1.2
1.1
1
0.9
-50
0
50
100
150
Temperature [C]
Figure 5. Typical Frequency vs Temperature
Dependency
Frequency [KHz]
65
D96IN379A
64
63
62
61
60
59
58
57
56
55
-50 -25
0 25 50 75 100 125
Temperature [C]
Figure 6. Typical and Theoretical Oscillator
Frequency vs Resistor Value
f (KHz)
150
D96IN380
Theoretical
100
90
80
C=330pF
C=560pF
70
C=1nF
60
50
30
20
5 6 7 8 9 10
15 20
30
Resistor Value (Kohm)
40 50
8/13
Figure 7. V_boot pin SOA for different Operating
Frequency @ T_j = 125°C
VBOOT
(V)
500
300
200
110KHz
70KHz
50KHz
D96IN381
20KHz
100
50
150KHz
30
20
10
20
50 100 200
500 1,000 2,000 5,000 10,000
Time (ns), from LVG Transition High
Figure 8. V_boot pin SOA @ T_j = 125°C
VBOOT
(V)
500
300 ^VHV+VS
200
ACTUAL OPERTATING
FREQUENCY
100
D96IN416
50
VBOOT
30
20
td
10
20
50
tf
VS
100 200
500 1,000 2,000
Time (ns), from LVG Transition High
5,000 10,000
Figure 9. Typical Rise and Fall Times vs. Load
Capacitance
time [nsec]
300
D96IN417
250
Tr
200
150
Tf
100
50
0
0
1
2
3
4
5
6
C [nF]
For both high and low side buffers @25˚C Tamb