FAN5230 Datasheet, PDF (13/16 Pages) Fairchild Semiconductor – System Electronics Regulator for Mobile PCs

FAN5230
Notebook Application Circuit
5.4-24V
C1
C2
3.3V@50mA
C10
1
24
2
23
5V@50mA
3.3V@5A
C11
D5
L1 C5 Q1
+
C12, C13 ^D1
Q2
R2
3
22
4
21
5
20
6
U1
19
7
FAN5230
18
8
17
9
16
10
15
SDN3.3
C3
+5V
11
12
14
13
R1
PGOOD
Pin 6
D4
Q3
R3
Q4
C6 ^L2
D2
L3
C7 C8 5V@5A
+
SDN5 _R6
D3
Q5 C9
C4
SDWN
12V@120mA
R4
R5
Figure 8. FAN5230 Notebook Application Circuit
Table 1. FAN5230 Application Bill of Materials
Reference Manufacturer, Part #
Quantity
C1
SANYO
1
25SP33M
C2-6
Any
5
C7-8
KEMET
2
C12-13
T510X337(1)010AS
2
C10-11
AVXTPSA106010#1800
2
C9
AVX
1
TPSV68*025R0095
R1
Any
1
R2, R3
Any
2
R4, R5
Any
1
R6
Any
1
D1-3
Fairchild SS22
3
D4-5
Fairchild MBR0520L
2
L1-2
Any
2
L3
Any
1
Q1-4
Fairchild FDS6690A
4
Q5
Fairchild NDC631N
1
U1
Fairchild FAN5230
1
Description
33µF, 25V
100nF, 50V
330µF, 10V
10µF, 10V
68µF, 25V,
ESR=95mΩ
10KΩ, 1%
1KΩ, 1%
380KΩ, 100KΩ
10Ω
2A, 40V Schottky
500mA, 20V Schottky
6.4µH, 5A
5.6µH, 2A
30V N-channel MOSFET
20V N-channel MOSFET
SER Controller
Comments
OSCON,
I_rms = 3A,
19V adapter.
Ceramic
Tantalum,
ESR=35mΩ
Tantalum, ESR=1.8Ω
Tantalum,
I_rms = 0.5A
1%
R < 25mΩ
R = 17mΩ
R = 60mΩ
REV. 2.8.5 10/17/01
13