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| ISL78201 Datasheet, PDF (9/23 Pages) Intersil Corporation – 40V 2.5A Regulator with Integrated High-side MOSFET for Synchronous Buck or Boost Buck Converter | |||
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ISL78201
Performance Curves
100
95
90
85
80
75
70
65
60
55
50
45
40
35
30
0.0
12V VIN
6V VIN
24V VIN
40V VIN
0.5
1.0
1.5
2.0
2.5
LOAD CURRENT (A)
FIGURE 7. EFFICIENCY, SYNCHRONOUS BUCK, FORCED PWM
MODE, 500kHz, VOUT 5V, TA = +25°C
100
95
90
85
80
75
70
65
60
55
50
0.1m
6V VIN
12V VIN
24V VIN
40V VIN
1m
10m
100m
LOAD CURRENT (A)
1 2.5
FIGURE 8. EFFICIENCY, SYNCHRONOUS BUCK, PFM MODE,
VOUT 5V, TA = +25°C
4.970
4.968
4.966
4.964
4.962
4.960
IO = 0A
IO = 2A
4.958
4.956
4.954
IO = 1A
4.952
4.950 0
5 10 15 20 25 30 35 40 45 50
INPUT VOLTAGE (V)
FIGURE 9. LINE REGULATION, VOUT 5V, TA = +25°C
4.970
4.968
4.966
4.964
4.962
4.960
24V VIN
6V VIN
4.958
4.956
40V VIN
4.954
4.952
12V VIN
4.950
0.0
0.5
1.0
1.5
2.0
2.5
LOAD CURRENT (A)
FIGURE 10. LOAD REGULATION, VOUT 5V, TA = +25°C
100
95
90
85
80
75
70
65
60
55
50
45
40
35
30
0.0
12V VIN
6V VIN
24V VIN
0.5
1.0
1.5
LOAD CURRENT (A)
40V VIN
2.0
2.5
FIGURE 11. EFFICIENCY, SYNCHRONOUS BUCK, FORCED PWM
MODE, 500kHz, VOUT 3.3V, TA = +25°C
100
95
6V VIN
90
85
12V VIN
80
75
40V VIN
70
24V VIN
65
60
55
50
45
400.1m
1m
10m
100m
LOAD CURRENT (A)
1
2.5
FIGURE 12. EFFICIENCY, SYNCHRONOUS BUCK, PFM MODE,
VOUT 3.3V, TA = +25°C
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9
FN8615.1
March 31, 2015
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