ISL6144_14 Datasheet, PDF (11/30 Pages) Intersil Corporation – High Voltage ORing MOSFET Controller

ISL6144
Typical Performance Curves and Waveforms
12
75V
11
48V
10
12V
9
10V
8
7
-40 -20
0 20 40 60 80 100 120
TEMPERATURE (°C)
FIGURE 4. CHARGE PUMP VOLTAGE (V_GQP) vs
TEMPERATURE
6.0
5.5
75V
5.0
4.5
48V
4.0
1122VV
3.5
3.0
10V
2.5
2.0
-40 -20
0 20 40 60 80
TEMPERATURE (°C)
100 120
FIGURE 6. I BIAS CURRENT vs TEMPERATURE
6.000
5.875
5.750
5.625
75V
48V
10V AND 12V
5.500
5.375
5.250
-40
-20
0 20 40 60 80
TEMPERATURE (°C)
FIGURE 8. HVREF VOLTAGE
100 120
32
75V
28
48V
24
10V AND 12V
20
16
12
-40 -20
0 20 40 60 80 100 120
TEMPERATURE (°C)
FIGURE 5. REG. AMP FORWARD REGULATION
5.4
75V
5.3
48V
10V AND 12V
5.2
5.1
5.0
-40
-20 0 20 40 60 80
TEMPERATURE (°C)
FIGURE 7. VSET VOLTAGE
100 120
HV_REF(VZ)
1V/DIV
10V/DIV
V_G
V_IN
10V/DIV
I_IN
10A/DIV
FIGURE 9. FIRST SUPPLY START-UP
11
FN9131.7
October 6, 2011