Texas Instruments Evaluation Module for TPS54427 TPS54427EVM-052 TPS54427EVM-052 Fiche De Données
Codes de produits
TPS54427EVM-052
OFF
EN
ON
2
Not Installed
5 A
2
GND
5 A
GND
VOUT
VIN
TPS54527
4.5 V to 18 V
IC Usage
TPS54528
Iout Max
4.5 V to 18 V
Input Voltage Range
See BOM for IC usage
1
1
1
1
1
1
3
Optional
3
VIN = 4.5 V - 18 V
VOUT = 1.05 V
TPS54427
TPS54428
4.5 V to 18 V
4.5 V to 18 V
4 A
4 A
Auto-ECO
No
No
Yes
Yes
R3
0
TP4
R1
8.25k
C5
1uF
TP5
TP2
TP1
C6
8200pF
R5
TP6
TP8
C4
TP3
C2
10uF
C8
C9
22uF
C10
22uF
TP9
TP7
R2
22.1k
C7
0.1uF
L1 1.5uH
D1
1
2
J1
1
2
3
JP1
C1
10uF
C3
0.1uF
R4 10.0k
1
2
J2
C11
1
EN
2
VFB
3
VREG5
4
SS
5
GND
6
SW
7
VBST
8
VIN
9
P
W
P
D
U1
TPS54x2xDDA
VOUT
VOUT
Schematic, Bill of Materials, and Reference
6
Schematic, Bill of Materials, and Reference
6.1
Schematic
is the schematic for the TPS54427 evaluation module.
Figure 17. TPS54427 Schematic Diagram
6.2
Bill of Materials
Table 5. Bill of Materials
RefDes
QTY
Value
Description
Size
Part Number
MFR
C1, C2
2
10uF
Capacitor, Ceramic, 25V, X5R, 20%
1210
Std
Std
C11
0
Open
Capacitor, Ceramic
1206
Std
Std
C3, C7
2
0.1uF
Capacitor, Ceramic, 50V, X7R, 10%
0603
Std
Std
C4, C8
1
Open
Capacitor, Ceramic
0603
Std
Std
C5
1
1.0uF
Capacitor, Ceramic, 16V, X7R, 10%
0603
Std
Std
C6
1
8200pF
Capacitor, Ceramic, 25V, X7R , 10%
0603
Std
Std
C9, C10
2
22uF
Capacitor, Ceramic, 6.3V, X5R, 20%
1206
C3216X5R0J226M
TDK
L1
1
1.5uH
Inductor, SMT, 11 A, 9.7 m
Ω
0.256 x 0.280 inch
SPM6530T-1R5M100
TDK
R1
1
8.25k
Resistor, Chip, 1/16W, 1%
0603
Std
Std
R2
1
22.1k
Resistor, Chip, 1/16W, 1%
0603
Std
Std
R3
1
0
Resistor, Chip, 1/16W, 1%
0603
Std
Std
R4
1
10.0k
Resistor, Chip, 1/16W, 1%
0603
Std
Std
R5
0
Open
Resistor, Chip, 1/16W, 1%
0603
Std
Std
U1
1
TPS54427DDA
IC, 4-A Output Single Sync. Step-Down
SO8[DDA]
TPS54427DDA
TI
6.3
Reference
1. TPS54427, Single Synchronous Converter With Integrated High Side and Low Side MOS FET data
sheet (
12
TPS54427, 4-A, SWIFT
™
Regulator
—
Evaluation Module
SLVU579
–
December 2011
Copyright
©
2011, Texas Instruments Incorporated