isl62871 Intersil Corporation, isl62871 Datasheet - Page 5

• Manufacturer Part Number: isl62871
• Description: Pwm Dc/dc Controller With Vid Inputs For Portable Gpu Core-voltage Regulator
• Manufacturer: Intersil Corporation

Application Schematics
FIGURE 5. ISL62871 APPLICATION SCHEMATIC WITH TWO OUTPUT VOLTAGE SETPOINTS AND RESISTOR CURRENT SENSE
+5V
+5V
FIGURE 4. ISL62871 APPLICATION SCHEMATIC WITH TWO OUTPUT VOLTAGE SETPOINTS AND DCR CURRENT SENSE
GPIO
GPIO
GPIO
GPIO
R
R
SET1
SET1
VCC
VCC
C
SREF
C
SREF
R
R
GND
VID0
GND
VID0
PVCC
PVCC
VCC
VCC
EN
EN
5
1
2
3
4
1
2
3
4
(Continued)
12
10
12
10
11
11
9
9
BOOT
UGATE
PHASE
OCSET
BOOT
UGATE
PHASE
OCSET
ISL62871, ISL62872
C
C
VCC
VCC
C
C
BOOT
BOOT
R
R
COMP
COMP
R
R
FB
FB
Q
Q
Q
Q
HS
LS
HS
LS
C
C
COMP
COMP
L
O
C
OCSET
R
L
O
O
C
R
OCSET
R
SNS
O
0.5V TO 3.3V
3.3V TO 25V
0.5V TO 3.3V
3.3V TO 25V
CIN
V
CO
CIN
CO
V
OUT
V
IN
V
OUT
C
C
C
IN
C
CIN
CO
CIN
CO
B
B
B
B
August 14, 2008
FN6707.0