SLVA343A Datasheet, PDF (6/8 Pages) Texas Instruments – Medium Integrated Power Solution Using a Dual DC/DC Converter and an LDO

Bill of Materials
4 Bill of Materials
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Table 2. PMP4978 Bill of Materials
Count
1
1
6
1
1
1
1
2
2
1
2
1
1
3
1
1
1
1
1
RefDes Value
Description
C1
0.1 mF
Capacitor, Ceramic, 50V, C0G, 5%
C2
33pF
Capacitor, Ceramic, 50V, C0G, 5%
C3
10 mF
Capacitor, Ceramic, 6.3V, X5R, 20%
C4
10 mF
Capacitor, Ceramic, 6.3V, X5R, 20%
C5
10 mF
Capacitor, Ceramic, 6.3V, X5R, 20%
C6
10 mF
Capacitor, Ceramic, 6.3V, X5R, 20%
C7
10 mF
Capacitor, Ceramic, 6.3V, X5R, 20%
C8
10 mF
Capacitor, Ceramic, 6.3V, X5R, 20%
C9
2.2 mF
Capacitor, Ceramic, 16V, X5R, 10%
C10 1.0 mF
Capacitor, Ceramic, 25V, X5R, 10%
C11 0.01 mF
Capacitor, Ceramic, 50V, X7R, 10%
J1
PEC36SAAN Header, Male 5-pin, 100mil spacing, (36-pin
strip)
L1
2.2 mH
Inductor, SMT, 1.2A, 100mΩ
L2
2.2 mH
Inductor, SMT, 1.2A, 100mΩ
Q1
2N3904
Transistor, NPN, 40V, 200mA, 625mW
Q2
2N3904
Transistor, NPN, 40V, 200mA, 625mW
Q3
Si1012R/X
MOSFET, N-ch, 20V, 600mA, 0.7ohms
R1
10k
Resistor, Chip, 1/16W, 1%
R2
10k
Resistor, Chip, 1/16W, 1%
R3
100k
Resistor, Chip, 1/16W, 1%
R4
20k
Resistor, Chip, 1/16W, 1%
R5
365K
Resistor, Chip, 1/16W, 1%
R6
365K
Resistor, Chip, 1/16W, 1%
R7
10K
Resistor, Chip, 1/16W, 1%
R8
12.5K
Resistor, Chip, 1/16W, 1%
R9
365K
Resistor, Chip, 1/16W, 1%
R10 182K
Resistor, Chip, 1/16W, 1%
U1
TPS62420DRC IC, 2.25 MHz Dual Step Down Converter
U2
TPS71733DCK IC, 150mA, Low Iq, Wide Bandwidth, LDO
Linear Regulators
Size
0603
0603
0805
0805
0805
0805
0805
0805
0603
0603
0603
0.100 inch × 5
0.102 × 0.110 inch
0.102 × 0.110 inch
TO-92
TO-92
SC89-3
0603
0603
0603
0603
0603
0603
0603
0603
0603
0603
QFN10
SC70
Part Number
Std
Std
C2012X5R0J106M
C2012X5R0J106M
C2012X5R0J106M
C2012X5R0J106M
C2012X5R0J106M
C2012X5R0J106M
C1608X5R1C225K
C1608X5R1E105K
C1608X7R1H103K
PEC36SAAN
MFR
Std
Std
TDK
TDK
TDK
TDK
TDK
TDK
TDK
TDK
TDK
Sullins
Area
5650
5650
10560
10560
10560
10560
10560
10560
5650
5650
5650
60000
VLF3014AT-2R2M1R2
VLF3014AT-2R2M1R2
2N3904
2N3904
Si1012R/X
CRCW0603-xxxx-F
CRCW0603-xxxx-F
CRCW0603-xxxx-F
CRCW0603-xxxx-F
Std
Std
Std
Std
Std
Std
TPS62420DRC
TPS71728DCK
TDK
TDK
Fairchild
Fairchild
Vishay
Vishay
Vishay
Vishay
Vishay
Std
Std
Std
Std
Std
Std
TI
TI
24,7
24,7
37800
37800
12125
9100
9100
9100
9100
5650
5650
5650
5650
5650
5650
40500
18.6
Notes: 1. These assemblies are ESD sensitive, ESD precautions shall be observed.
2. These assemblies must be clean and free from flux and all contaminants. Failure to use clean flux is unacceptable.
3. These assemblies must comply with workmanship standards IPC-A-610 Class 2.
4. Reference designators marked with an asterisk ('**') cannot be substituted. All other components can be substituted with equivalent MFG's
components.
6
Medium Integrated Power Solution Using a Dual DC/DC Converter and an LDO
SLVA343A – June 2009 – Revised May 2010
Copyright © 2009–2010, Texas Instruments Incorporated