ISL78201 Datasheet, PDF (10/23 Pages) Intersil Corporation – 40V 2.5A Regulator with Integrated High-side MOSFET for Synchronous Buck or Boost Buck Converter

ISL78201
Performance Curves (Continued)
200
180
160
V_IN = 12V
140
120
100
V_IN = 24V
80
60
V_IN = 40V
40
20
0-50
-25
0
25
50
75
100
125
AMBIENT TEMPERATURE (°C)
FIGURE 13. INPUT QUIESCENT CURRENT UNDER NO LOAD,
PFM MODE, AUXVCC CONNECTED TO V_OUT, V_OUT = 5V
150
145
140
135
130
125
120
115
110
105
0 5 10 15 20 25 30 35 40 45 50
V_IN (V)
FIGURE 14. IC DIE TEMPERATURE UNDER +105°C AMBIENT
TEMPERATURE, 100 CFM, 500kHz, V_OUT = 5V, I_O = 2A
85
80
75
70
65
60
55
V_OUT = 12V
V_OUT = 9V
50
V_OUT = 20V
45
V_OUT = 5V
40
35
30
25
0 5 10 15 20 25 30 35 40 45 50
V_IN (V)
FIGURE 15. IC DIE TEMPERATURE UNDER +25°C AMBIENT
TEMPERATURE, STILL AIR, 500kHz, I_O = 2A
85
80
75
70
65
60
55
50
45
40
35
30
25
1.0
V_IN = 40V
V_IN = 24V
V_IN = 12V
1.5
2.0
2.5
I_OUT (A)
FIGURE 16. IC DIE TEMPERATURE UNDER +25°C AMBIENT
TEMPERATURE, STILL AIR, 500kHz, V_OUT = 9V
190
180
170
160
150
140
130
120
110
100
DIE TEMPERATURE (°C)
FIGURE 17. UPPER MOSFET r_DS(ON) (mΩ) OVER TEMPERATURE
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FN8615.1
March 31, 2015