FAN5250 Fairchild Semiconductor, FAN5250 Datasheet - Page 2

• Manufacturer Part Number: FAN5250
• Description: Mobile Processor Core-Voltage Regulator
• Manufacturer: Fairchild Semiconductor

FAN5250
Typical Application
Pin Assignments
2
START
DSX
+5
R7
PGOOD
R8
FPWM
AGND
PVCC
FREQ
VID0
VID1
VID2
VID3
VID4
ALTV
ILIM
R5
24
15
12
11
10
1
3
6
5
7
9
8
PGOOD
FPWM
AGND
FREQ
ALTV
VID4
VID3
VID2
VID1
VID0
VCC
FAN5250
EN
Θ
1
2
3
4
5
6
7
8
9
10
11
12
QSOP-24
Figure 1.
JA
= 90°C
21
18
13
19
20
23
22
16
17
14
24
23
22
21
20
19
18
17
16
15
14
13
4
2
LDRV
PGND
VCORE+
ISNS
SW
BOOT
VIN
HDRV
N/C
EN
SS
VCC
VIN (BATTERY)
PVCC
LDRV
PGND
ISNS
SW
HDRV
BOOT
NC
VCORE+
ILIM
SS
VIN
+5
= 5 to 24V
Q1
Q2
C
SS
C
L
BOOT
OUT
+5
V CORE
REV. 1.1.6 3/12/03
C
OUT