Texas Instruments High Performance Dual Output Synchronous Buck Evaluation Module using the TPS51220A TPS51220AEVM-476 TPS51220AEVM-476 Datenbogen
Produktcode
TPS51220AEVM-476
List of Materials
9
List of Materials
Table 6. EVM Components List According to Schematic Shown in
QTY
REFDES
DESCRIPTION
MFR
PART NUMBER
4
C1, C2, C4, C5
Capacitor, ceramic, 10
μ
F, 25 V, X7R,
±
10%, 1210
muRata
GRM32DR71E106K
2
C10, C11
Capacitor, POS-CAP, 330
μ
F, 6.3 V, 18 m
Ω
, 20%
SANYO
6TPE330MIL
2
C14, C15
Capacitor, POS-CAP, 470
μ
F, 4.0 V, 15 m
Ω
, 20%
SANYO
4TPE470MFL
3
C16, C17, C21
Capacitor, ceramic, 0.01
μ
F, 50 V, X7R,
±
10%, 0603
Std
Std
4
C20, C23, C26, C27
Capacitor, ceramic, 100 pF, 50 V, C0G,
±
5%, 0603
Std
Std
1
C22
Capacitor, ceramic, 2.2
μ
F, 6.3 V, X5R,
±
10%, 0603
Std
Std
1
C28
Capacitor, ceramic, 47 pF, 50 V, C0G,
±
5%. 0603
Std
Std
C3, C6, C18, C19,
6
Capacitor, ceramic, 0.1
μ
F, 50 V, X7R,
±
10%, 0603
Std
Std
C24, C25
1
C8
Capacitor, ceramic, 0.22
μ
F, 25 V, X7R,
±
10%, 0603
Std
Std
1
C9
Capacitor, ceramic, 10
μ
F, 6.3 V, X5R,
±
10%, 0805
TDK
C2012X5R0J106K
2
D1, D2
Diode, Schottky, 40 V, 30 mA, SOD-323
Rohm
RB751x-40
2
L1, L2
Inductor, 3.3-
µ
H, 12 A
Vishay
IHLP5050CEER3R3
2
Q1, Q2
MOSFET, N-ch, 30 V, 14 A, 9.7 m
Ω
TI
CSD17307Q5A
2
Q3, Q4
MOSFET, N-ch, 30 V, 21 A, 4.5 m
Ω
TI
CSD17310Q5A
R1, R2, R9, R12,
11
R13, R14, R16, R17,
Resistor, chip, 0
Ω
, 1/16 W,
±
5%, 0603
Std
Std
R23, R34, R37
1
R20
Resistor, chip, 300 k
Ω
, 1/16 W,
±
1%, 0603
Std
Std
1
R21
Resistor, chip, 8.20 k
Ω
, 1/16 W,
±
1%, 0603
Std
Std
1
R22
Resistor, chip, 7.50 k
Ω
, 1/16 W,
±
1%, 0603
Std
Std
2
R24, R25
Resistor, chip, 5.60 k
Ω
, 1/16 W,
±
1%, 0603
Std
Std
2
R26, R29
Resistor, chip, 51.1
Ω
, 1/16 W,
±
1%, 0603
Std
Std
1
R27
Resistor, chip, 120 k
Ω
, 1/16 W,
±
1%, 0603
Std
Std
1
R28
Resistor, chip, 62.0 k
Ω
, 1/16 W,
±
1%, 0603
Std
Std
1
R30
Resistor, chip, 30.0 k
Ω
, 1/16 W,
±
1%, 0603
Std
Std
1
R31
Resistor, chip, 27.0 k
Ω
, 1/16 W,
±
1%, 0603
Std
Std
1
R38
Resistor, chip, 15.0 k
Ω
, 1/16 W,
±
1%, 0603
Std
Std
1
R39
Resistor, chip, 12.0 k
Ω
, 1/16 W,
±
1%, 0603
Std
Std
2
R5, R6
Resistor, chip, 15.4
Ω
, 1/16 W,
±
1%, 0603
Std
Std
2
R7, R15
Resistor, chip, 470 k
Ω
, 1/16 W,
±
1%, 0603
Std
Std
1
U1
Fixed frequency 99% duty cycle, dual buck controller
TI
TPS51220ARTV
21
SLUU381A
–
September 2009
–
Revised May 2011
High Performance Dual Output Synchronous Buck EVM
Copyright
©
2009
–
2011, Texas Instruments Incorporated