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TPS40322 Datasheet(PDF) 33 Page - Texas Instruments

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Part # TPS40322
Description  Dual Output or Two-Phase Synchronous Buck Controller
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TPS40322 Datasheet(HTML) 33 Page - Texas Instruments

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TPS40322
www.ti.com
SLUSAF8
– JUNE 2011
Table 6. TPS40322 Design Example 2, Two-Phase, Single Output Bill of Materials
REFERENCE
QTY
DESCRIPTION
PART NUMBER
MFR
DESIGNATOR
C1, C2, C3, C31,
6
Capacitor, Ceramic, 22
µF, 25V, X5R, ±20%, 1210
Std
Std
C32, C33
C4, C18, C28, C30
4
Capacitor, Ceramic, 1
µF, 50V, X7R, ±10%, 0603
Std
Std
C5, C6, C7, C22, C29
5
Capacitor, Ceramic, 0.1 uF, 50V, X7R,
±10%, 0603
Std
Std
C8, C21
2
Capacitor, Ceramic, 6.8 nF, 50V, X7R,
±10%, 0805
Std
Std
C9
1
Capacitor, Ceramic, 2.2 nF, 16V, X7R,
±10%, 0603
Std
Std
C10, C11, C12, C13,
Capacitor, Polymer Aluminum, 220
µF, 4V, ±20%,
8
EEFSE0G221R
Panasonic - ECG
C23, C24, C25, C26
5m
ESR
C14, C27
2
Capacitor, Ceramic, 22
µF, 6.3 V, X5R, ±10%, 0805
Std
Std
C15
1
Capacitor, Ceramic, 8.2 nF, 16 V, X7R,
±10%, 0603
Std
Std
C16
1
Capacitor, Ceramic, 330 pF, 16 V, X7R,
±10%, 0603
Std
Std
C17
1
Capacitor, Ceramic, 22 nF, 50 V, X7R,
±10%, 0603
Std
Std
C19, C20
2
Capacitor, Ceramic, 4.7
µF, 16 V, X7R, ±10%, 0805
Std
Std
C38, C39
2
Capacitor, Aluminum, 100
µF, 25 V, ±20%, F8
ECE-V1EA101XP
Panasonic - ECG
Inductor, SMT, 0.47
µH, ±20%, 1.2 mΩ, 0.512 x
L1, L2
2
IHLP5050FDERR47M01 Vishay/Dale
0.571"
Q1, Q4
2
MOSFET, N-channel, 30 V, 30 A, 8m
Ω, 5-LFPAK
RJK0305
Renesas Electronics
Q2, Q3
2
MOSFET, N-channel, 30 V, 60 A, 2.1 m
Ω, 5-LFPAK
RJK0328
Renesas Electronics
R1
1
Resistor, Chip, 42 k
Ω, 1/10W, ±1%, 0603
Std
Std
R2
1
Resistor, Chip, 100 k
Ω, 1/10W, ±1%, 0603
Std
Std
R3, R19
2
Resistor, Chip, 4.7 k
Ω, 1/10W, ±1%, 0603
Std
Std
R4
1
Resistor, Chip, 38.5 k
Ω, 1/10W, ±1%, 0603
Std
Std
R5
1
Resistor, Chip, 49.9
Ω, 1/10W, ±1%, 0603
Std
Std
R6, R8, R16
3
Resistor, Chip, 10 k
Ω, 1/10W, ±1%, 0603
Std
Std
R7, R27, R28, R29,
5
Resistor, Chip, 0
Ω, 1/10W, ±1%, 0603
Std
Std
R30
R9
1
Resistor, Chip, 511
Ω, 1/10W, ±1%
Std
Std
R10, R17
1
Resistor, Chip, 1.00
Ω, 1/8W, ±1%, 0805
Std
Std
R11, R18
2
Resistor, Chip, 5.11
Ω, 1/10W, ±1% 0603
603
Std
R12, R13
2
Resistor, Chip, 51
Ω, 1/10W, ±1%, 0603
Std
Std
R14
1
Resistor, Chip, 3.32 k
Ω, 1/10W, ±1%, 0603
Std
Std
R15
1
Resistor, Chip, 40 k
Ω, 1/10W, ±1%, 0603
Std
Std
R26, R31
2
Resistor, Chip, 2
Ω, 1/10W, ±1%, 0603
Std
Std
R20, R21, R22, R23,
0
not used
Std
Std
R24, R25,
U1
1
Dual synchronous buck controller, QFN-32
TPS40322RHB
Texas Instruments
Copyright
© 2011, Texas Instruments Incorporated
33


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