isl6237 Intersil Corporation, isl6237 Datasheet - Page 12

• Manufacturer Part Number: isl6237
• Description: High-efficiency, Quad-output, Main Power Supply Controllers For Notebook Computers
• Manufacturer: Intersil Corporation

Typical Performance Curves
250
200
150
100
50
600
500
400
300
200
100
300
250
200
150
100
0
FIGURE 21. V
50
0.001
0
FIGURE 23. V
FIGURE 25. V
0.001
0
0.001
SKIP
ULTRA-SKIP
SKIP
ULTRA-SKIP
0.010
0.010
0.010
OUT2
OUT1
OUT2
PWM
OUTPUT LOAD (A)
OUTPUT LOAD (A)
OUTPUT LOAD (A)
= 1.05V FREQUENCY vs LOAD
= 1.5V FREQUENCY vs LOAD
= 3.3V FREQUENCY vs LOAD
ULTRA-SKIP
12
0.100
0.100
0.100
PWM
PWM
1.000
1.000
1.000
SKIP
Circuit of Figure 62 and Figure 63, no load on LDO, OUT1, OUT2, and REF, V
EN2 = EN1 = VCC, VBYP = 5V, PVCC = 5V, V
otherwise noted. Typical values are at T
10.000
10.000
10.000
ISL6237
14
12
10
50
45
40
35
30
25
20
15
10
50
45
40
35
30
25
20
15
10
8
6
4
2
0
0.001
5
0
5
0
0.001
0.001
ULTRA-SKIP
FIGURE 22. V
FIGURE 24. V
FIGURE 26. V
A
= +25°C. (Continued)
EN_LDO
PWM
0.010
0.010
0.010
ULTRA-SKIP
OUT2
OUT1
OUT2
OUTPUT LOAD (A)
= 5V, T
OUTPUT LOAD (A)
OUTPUT LOAD (A)
PWM
= 1.05V RIPPLE vs LOAD
= 1.5V RIPPLE vs LOAD
= 3.3V RIPPLE vs LOAD
A
0.100
0.100
0.100
SKIP
= -40°C to +100°C , unless
SKIP
PWM
SKIP
1.000
1.000
1.000
ULTRA-SKIP
IN
= 12V,
March 16, 2007
10.000
10.000
10.000
FN6418.1