Texas Instruments Dual Synchronous Buck Controller Evaluation Module TPS5124EVM TPS5124EVM Datenbogen
Produktcode
TPS5124EVM
SLUU182 − March 2004
21
High-Performance Dual Synchronous Buck Conversion Using the TPS5124
8
List of Materials
Table 2. List of Materials
REFERENCE
DESIGNATOR
QTY
DESCRIPTION
SIZE
MFR
PART NUMBER
C1,C2, C3
3
Capacitor, ceramic, 2.2
µ
F, 50 V, X7R, 10%
1210
Std
Std
C12, C22
2
Capacitor, ceramic, 5600 pF, 50 V, X7R, 10%
805
Std
Std
C13
1
Capacitor, ceramic, 10
µ
F, 10 V, X5R, 10%
1210
Murata
GRM32ER61A106KC01L
C14, C20
2
Capacitor, ceramic, 0.027
µ
F, 50−V, X7R, 10%
805
Std
Std
C7, C15, C18,
C19, C32,
C19, C32,
5
Capacitor, ceramic, 0.01
µ
F, 50−V, X7R, 10%
805
Std
Std
C16
1
Capacitor, ceramic, 47 pF, 50−V, COG, 5%
805
Std
Std
C21, C23
2
Capacitor, ceramic, 1000 pF, 50−V, COG, 5%
805
Std
Std
C24, C25, C26,
C27, C28, C29,
C30, C31
C27, C28, C29,
C30, C31
8
Capacitor, ceramic, 100
µ
F, 6.3−V, X5R
1210
TDK
C3225X5R0J107M
C4, C5
2
Capacitor, special polymer, 150
µ
F, 20, 20%
10.3 mm (F12)
Panasonic
EEFWA1D151P
C6,C8, C9, C10,
C11, C17
C11, C17
6
Capacitor, ceramic, 0.1
µ
F, 50−V, X7R, 10%
805
Std
Std
J1, J2, J3
3
Terminal block, 2-pin, 15 A, 5.1 mm
0.40 x 0.35
OST
ED1609
JP1, JP2
2
Header, 3-pin, 100 mil spacing, (36-pin strip)
0.100 x 3
Sullins
PTC36SAAN
L1, L2
2
Inductor, SMT, 2.2
µ
H, 20 A, 4.6 m
Ω
0.51 x 0.51
Vishay−
Siliconix
IHLP5050EZ−01
Q1, Q3
2
MOSFET, N-channel, 30 V, 18 A, 8.0 m
Ω
PWRPAK S0−8
Vishay−
Siliconix
Si7860DP
Q2, Q4
2
MOSFET, N-channel, 30 V, 29 A, 3 m
Ω
,
PWRPAK S0−8
Vishay−
Siliconix
Si7880DP
R1, R11
2
Resistor, chip, 10.0 k
Ω
, 1/10−W, 1%
805
Std
Std
R10
1
Resistor, chip, 68.1
Ω
, 1/10−W, 1%
805
Std
Std
R5
1
Resistor, chip, 10.0
Ω
, 1/10−W, 1%
805
Std
Std
R12, R15
2
Resistor, chip, 1.5
Ω
, 1/10−W, 1%
805
Std
Std
R13
1
Resistor, chip, 20.0 k
Ω
, 1/10−W, 1%
805
Std
Std
R14
1
Resistor, chip, 14.0 k
Ω
, 1/10−W, 1%
805
Std
Std
R16, R7
2
Resistor, chip, 49.9
Ω
, 1/10−W, 1%
805
Std
Std
R2
1
Resistor, chip, 14
Ω
, 1/10−W, 1%
805
Std
Std
R3
1
Resistor, chip, 3.48 k
Ω
, 1/10−W, 1%
805
Std
Std
R4, R8
2
Resistor, chip, 1.10 k
Ω
, 1/10−W, 1%
805
Std
Std
R6
1
Resistor, chip, 100 k
Ω
, 1/10−W, 1%
805
Std
Std
R9
1
Resistor, chip, 13.0 k
Ω
, 1/10−W, 1%
805
Std
Std
TP1, TP2, TP3,
TP4, TP5, TP6,
TP7, TP8, TP9,
TP10
TP4, TP5, TP6,
TP7, TP8, TP9,
TP10
10
Test point, 0.062 hole
0.25
Keystone
5012
TP11, TP12
2
Adaptor, 3.5 mm probe clip ( or 131−5031−00)
0.2
Tektronix
131−4244−00
U1
1
IC, dual-channel synchronous step-down PWM
controller
controller
DBT30
TI
TPS5124DBT
1
PCB, 4 In x 3.2 In x .062 In
Any
HPA053