FAN5236 Fairchild Semiconductor, FAN5236 Datasheet - Page 9

• Manufacturer Part Number: FAN5236
• Manufacturer: Fairchild Semiconductor

© 2002 Fairchild Semiconductor Corporation
FAN5236 • Rev. 1.3.2
Typical Applications
Table 2. DDR Regulator BOM
Note:
2.
Item
11
12
13
14
15
27
28
29
30
1
2
3
4
5
5
If currents above 4A continuous are required, use single SO-8 packages. For more information, refer to the
Power MOSFET Selection Section and AN-6002 for design calculations.
Capacitor 68µf, Tantalum, 25V, ESR 95mΩ
Capacitor 10nf, Ceramic
Capacitor 68µf, Tantalum, 6V, ESR 1.8Ω
Capacitor 150nF, Ceramic
Capacitor 330µf, Poscap, 4V, ESR 40mΩ
Capacitor 0.1µF, Ceramic
56.2KΩ, 1% Resistor
10KΩ, 5% Resistor
3.24KΩ, 1% Resistor
1.82KΩ, 1% Resistor
1.5KΩ, 1% Resistor
Schottky Diode 30V
Inductor 6.4µH, 6A, 8.64mΩ
Dual MOSFET with Schottky
DDR Controller
V IN (BATTERY)
+5
+5
= 5 to 24V
C3
R2
R3
C4
C2
FPWM2
Description
AGND
ILIM1
DDR
VCC
EN1
PG1
EN2
PG2
SS1
SS2
(Continued)
28
11
12
15
13
21
16
17
20
8
1
Figure 6. Dual Regulator Application
PW M 1
PW M 2
14
VIN
10
23
24
25
27
26
22
19
18
6
5
4
2
3
7
9
Qty.
HDRV2
BOOT1
HDRV1
SW1
LDRV1
PGND2
ISNS1
FPWM1 (VOUT1)
VSEN1
BOOT2
SW2
LDRV2
PGND2
ISNS2
VSEN2
ILIM2
1
2
1
2
2
2
2
2
1
3
2
2
1
1
1
Q1A
Q1B
Q2A
Q2B
9
C1
C2, C3
C4
C5, C7
C6, C8
C9
R1, R2
R3
R4
R5, R8,
R9
R6, R7
D1, D2
L1, L2
Q1
U1
Ref.
C1
AVX
Any
AVX
Any
Sanyo
Any
Any
Any
Any
Any
Any
Fairchild
Semiconductor
Panasonic
Fairchild
Semiconductor
Fairchild
Semiconductor
C7
R7
L2
C5
V IN
D2
R6
Vendor
L1
D1
+5
R8
C8
R9
R1
+5
C9
R5
R4
1.8V at 6A
2.5V at 6A
TPSV686*025#095
TAJB686*006
4TPB330ML
BAT54
ETQ-P6F6R4HFA
FDS6986AS
FAN5236
C6
Part Number
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