参数资料
型号: ISL62386HIEVAL1Z
厂商: Intersil
文件页数: 5/20页
文件大小: 0K
描述: EVAL BOARD FOR ISL62386HI 32TQFN
标准包装: 1
系列: *
ISL62386
Typical Application Circuits
The following typical application circuits generate the 5V/8A and 3.3V/8A main supplies in a
notebook computer. The input supply (VBAT) range is 5.5V to 25V.
VBAT
4x10μF
0.22μF
BO O T1
V IN
BOOT2
0.22μF
3 .3 V
4.7μH
IRF7821
UGATE1
UG ATE2
IRF7821
4.7μH
5V
PHASE1
PHASE2
330μF
750
0.022μF 14k
IRF7832
14k
LG ATE1
ISL62386
LG ATE2
14k
IRF7832
0.022μF
14k
330μF
750
OCSET1
OCSET2
1200pF
45.3k
IS E N 1
IS E N 2
68.1k
1200pF
VO UT1
FB1
VOUT2
FB2
10k
AGND1
AGND2
9.09k
3 .3 V
4.7μF
5V
LDO3
LDO5
PGOOD
EN1
100k
LDO5
4.7μF
VCC
EN2
LD O 3EN
FCCM
FSET1
1μF
PGND
FSET2
24.3k
0.01μF
A G N D 1 /2
19.6k
AGND2
0.01μF
AGND1
FIGURE 1. TYPICAL APPLICATION CIRCUIT WITH INDUCTOR DCR CURRENT SENSE
VBAT
3 .3 V
4x10μF
0.22μF
4.7μH
IRF7821
BOOT1
UG ATE1
V IN
BOOT2
UGATE2
IRF7821
0.22μF
4.7μH
0.001
5V
PHASE1
PHASE2
330μF
0.001
1k
1k
IRF7832
LG ATE1
LGATE2
IRF7832
1k
1k
330μF
ISL62386
750
OCSET1
OCSET2
750
1200pF
45.3k
IS E N 1
IS E N 2
68.1k
1200pF
VO UT1
FB1
VOUT2
FB2
10k
3 .3 V
AGND1
LDO3
AGND2
9.09k
4.7μF
5V
LDO 5
PGOOD
EN1
100k
LDO5
4.7μF
VCC
EN2
LD O 3EN
FCCM
FSET1
1μF
PGND
FSET2
24.3k
0.01μF
19.6k
0.01μF
A G N D 1 /2
AGND2
AGND1
FIGURE 2. TYPICAL APPLICATION CIRCUIT WITH RESISTOR CURRENT SENSE
5
FN6831.0
February 4, 2009
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