isl62391 Intersil Corporation, isl62391 Datasheet - Page 7

• Manufacturer Part Number: isl62391
• Description: High-efficiency, Triple-output System Power Supply Controller For Notebook Computers
• Manufacturer: Intersil Corporation

Typical Application Circuits
1800pF
2x330µF
1800pF
2x330µF
590
590
1 .0 5 V
1 .0 5 V
48.7k
48.7k
36.5k
36.5k
V B A T
V B A T
4x10µF
4x10µF
4.7µF
FIGURE 3. TYPICAL CHIP SET APPLICATION CIRCUIT WITH INDUCTOR DCR CURRENT SENSE
3 .3 V
0.001
0.022µF
14k
1k
2.2µH
FIGURE 4. TYPICAL CHIP SET APPLICATION CIRCUIT WITH RESISTOR SENSE
0.22µF
4.7µF
1µF
1µF
7
2.2µH
14k
0.22µF
1k
IRF7821
IRF7832
1µF
1µF
2x
2x
(Continued)
2x
2x
IRF7821
IRF7832
ISL62391, ISL62392
B O O T 1
U G A T E 1
P H A S E 1
L G A T E 1
O C S E T 1
IS E N 1
V O U T 1
F B 1
L D O 3
P V C C
V C C
P G N D
B O O T 1
U G A T E 1
P H A S E 1
L G A T E 1
O C S E T 1
IS E N 1
V O U T 1
F B 1
L D O 3
P V C C
V C C
P G N D
ISL62391, ISL62392
ISL62391, ISL62392
P A D
V IN
G N D
V IN
U G A T E 2
L D O 3 E N
P H A S E 2
O C S E T 2
L G A T E 2
P G O O D
U G A T E 2
L D O 3 E N
P H A S E 2
O C S E T 2
L G A T E 2
B O O T 2
P G O O D
V O U T 2
F S E T 1
F S E T 2
B O O T 2
V O U T 2
IS E N 2
F C C M
F S E T 1
F S E T 2
IS E N 2
F C C M
E N 1
E N 2
F B 2
E N 1
E N 2
F B 2
14k
IRF7821
IRF7832
14k
100k
100k
IRF7821
2x
2x
IRF7832
2x
2x
0.01µF
0.01µF
0.22µF
14k 0.022µF
17.4k
2.2µH
17.4k
0.22µF
1k
2.2µH
14k
P V C C
P V C C
0.001
1k
0.01µF
0.01µF
36.5k
24.3k
December 22, 2008
36.5k
24.3k
1 .5 V
1 .5 V
2x330µF
2x330µF
1800pF
590
FN6666.4
1800pF
590