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ISL9440A Datasheet(PDF) 8 Page - Intersil Corporation

Part # ISL9440A
Description  Triple PWM Step-Down Synchronous Buck Controller and One LDO
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Manufacturer  INTERSIL [Intersil Corporation]
Direct Link  http://www.intersil.com/cda/home
Logo INTERSIL - Intersil Corporation

ISL9440A Datasheet(HTML) 8 Page - Intersil Corporation

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8
AN1551.0
March 5, 2010
TABLE 2. BILL OF MATERIALS
ESSENTIAL COMPONENTS
ITEM QTY
PART REFERENCE
VALUE
DESCRIPTION
PART #
MANUFACTURER
1
3
CB1, CB2, CB3
0.1µF
CAP Ceramic X5R, 16V, SMD, 0603
Generic
2
1
CFIN1
0.47µF CAP Ceramic X5R, 25V, SMD, 0603
Generic
3
2
CIN1, CIN2
100µF
Alum. Elec. CAP 35V
EEU-FC1V101
Panasonic
4
4
CIN3, CIN4, CIN5, CIN6
10µF
CAP Ceramic X5R, 35V, SMD, 1206
Generic
5
3
CL1, CL2, CL3
820pF
CAP Ceramic X5R, 50V, SMD, 0603
Generic
6
1
CO11
330µF
POSCAP, 2.5V, SMD, D2E
2R5TPE330M7
Sanyo
7
5
CO13, CO14, CO24,
CO33, CO41
10µF
CAP Ceramic X5R, 6.3V, SMD, 0805
Generic
8
2
CO21, CO31
220µF
POSCAP, 6.3V, SMD, D2E
6TPE220MI
Sanyo
9
1
CO42
100µF
POSCAP, 4.0V, SMD, B
4TPE100MZB
Sanyo
10
1
CVCC1
4.7µF
CAP Ceramic X5R, 6.3V, SMD, 0805
Generic
11
1
Cff1
2.2nF
CAP Ceramic, SMD, 0603
Generic
12
2
Cff2, Cff3
100pF
CAP Ceramic, SMD, 0603
Generic
13
1
Cp1
3.3nF
CAP Ceramic, SMD, 0603
Generic
14
1
C1
0.22µF CAP Ceramic X5R, 16V, SMD, 0603
Generic
15
1
C2
22pF
CAP Ceramic X5R, 16V, SMD, 0603
Generic
16
1
C3
1µF
CAP Ceramic X5R, 16V, SMD, 0603
Generic
17
1
L1
1.0µH
SHIELDED INDUCTOR
#919AS-1R0N
TOKO
18
1
L2
1.8µH
SHIELDED INDUCTOR
#919AS-1R8N
TOKO
19
1
L3
2.8µH
SHIELDED INDUCTOR
#919AS-2R8M
TOKO
20
3
M1, M2, M3
Dual N MOSFET, 30V, SOIC8
IRF7907
International
Rectifier
21
1
M4
P MOSFET, SOIC8
Si4423DY
Vishay
22
1
RFIN1
10Ω
RESISTOR, SMD, 0805, 10%
Generic
23
3
RL1, RL2, RL3
1.2Ω
RESISTOR, SMD, 0603, 10%
Generic
24
2
RPG1, ROC1
100kΩ
RESISTOR, SMD, 0603, 1%
Generic
25
2
ROC2, ROC3
200kΩ
RESISTOR, SMD, 0603, 1%
Generic
26
1
RSEN1
1.82kΩ RESISTOR, SMD, 0603, 1%
Generic
27
2
RSEN2, RSEN3
3.32kΩ RESISTOR, SMD, 0603, 1%
Generic
28
1
R1
25.5kΩ RESISTOR, SMD, 0603, 1%
Generic
29
1
R2
102kΩ
RESISTOR, SMD, 0603, 1%
Generic
30
1
R3
105kΩ
RESISTOR, SMD, 0603, 1%
Generic
31
1
R5
51Ω
RESISTOR, SMD, 0603, 1%
Generic
32
1
R6
20kΩ
RESISTOR, SMD, 0603, 1%
Generic
33
1
R8
107kΩ
RESISTOR, SMD, 0603, 1%
Generic
34
1
R9
21.5kΩ RESISTOR, SMD, 0603, 1%
Generic
35
1
R10
10kΩ
RESISTOR, SMD, 0603, 1%
Generic
Application Note 1551


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