ISL8225MIRZ-T Intersil, ISL8225MIRZ-T Datasheet - Page 16

• Manufacturer Part Number: ISL8225MIRZ-T
• Description: ISL8225M Series 20 Vin 1.5 Mhz Dual 15 A Single 30 A Step-Down Power Module
• Manufacturer: Intersil

Typical Application Circuits
*SEE TABLE 1 ON PAGE 17
FOR R3/R4 VALUES.
2x470µF
VIN
4.5V TO 20V
+
VCC3
4x22µF
4x22µF
16
VCC2
470pF
CIN3
R3*
470pF
4.7µF
4.7µF
CIN2
C3
C2
C5
C6
CIN1
4x22µF
4.7µF
R4*
C1
470pF
VCC1
C7
FIGURE 24. SIX-PHASE 90A 1.2V OUTPUT CIRCUIT
14
15
16
17
19
20
14
15
16
17
19
20
14
15
16
17
19
20
8
7
3
5
2
8
7
3
5
2
8
7
3
5
2
C8
470pF
C4
470pF
VIN1
VIN2
EN/FF1
EN/FF2
VCC
CLKOUT
MODE
ISHARE
SYNC
COMP1
COMP2
VIN1
VIN2
EN/FF1
EN/FF2
VCC
CLKOUT
MODE
ISHARE
SYNC
COMP1
COMP2
VIN1
VIN2
EN/FF1
EN/FF2
VCC
CLKOUT
MODE
ISHARE
SYNC
COMP1
COMP2
(Continued)
ISL8225M
6
6
6
ISL8225M
ISL8225M
ISL8225M
9
9
9
PHASE1
PHASE2
PHASE1
PHASE2
PHASE1
PHASE2
VSEN1+
VSEN2+
VSEN1+
VSEN2+
VSEN1+
VSEN2+
PGOOD
PGOOD
PGOOD
VSEN1-
VSEN2-
VSEN1-
VSEN2-
VSEN1-
VSEN2-
VMON1
VMON2
VMON1
VMON2
VMON1
VMON2
VOUT1
VOUT2
VOUT1
VOUT2
VOUT1
VOUT2
23
22
21
25
26
1
18
4
12
10
24
23
22
21
25
26
1
18
4
12
10
24
23
22
21
25
26
1
18
4
12
10
24
VCC1
VCC3
VCC2
*KEEP R6/R7 THE SAME
RATIO AS R1/R2. EACH VMON
PIN CAN HAVE SEPERATE
RESISTOR DIVIDER TO
MONITOR THE OUTPUT
VOLTAGE.
SLAVE
MASTER PHASE
SLAVE
SLAVE
VCC1
SLAVE
R2
1kΩ
SLAVE
R5
3.3kΩ
PGOOD
1kΩ
R1
R7*
500Ω
500Ω
R6*
COUT1
4x100µF
COUT2
4x100µF
COUT3
4x100µF
1.2V/90A
December 3, 2012
VOUT
FN7822.0