Texas Instruments Thin SOT23 1A Load Step-Down DC-DC Regulator Evaluation Module LM2734ZEVAL/NOPB LM2734ZEVAL/NOPB 데이터 시트
제품 코드
LM2734ZEVAL/NOPB
Operating Conditions
Figure 2. Efficiency vs Load Current
Table 1. Bill of Materials X-Version
Part ID
Part Value
Manufacturer
Part Number
Package Type
C1, Input Cap
4.7µF, 10V, X5R
Murata
GRM42-6X5R475K10
1206
C2, Output Cap
10µF, 6.3V, X5R
Murata
GRM42-6X5R106K6.3
1206
C3, Boost Cap
0.01µF
Vishay
VJ0805Y103KXXA
0805
D2, Boost Diode
1Vf @ 50mA Diode
Diodes, Inc.
1N4148W
SOD-123
R2
10k
Ω
, 1%
Vishay
CRCW12061002F
1206
U1
1A Buck Regulator
Texas Instruments
LM2734
Thin SOT23-6
D1, Catch Diode
0.34Vf Schottky 1A, 20VR
International Rectifier
MBRA120
SMA
L1
2.7µH, 1.8A, 22m
Ω
TDK
SLF6028T-2R7M1R8
6028
R1
12.4k
Ω
, 1%
Vishay
CRCW12061242F
1206
R3
0
Ω
Vishay
CRCW12060R00F
1206
D3, C4, R4, R5
Open
Table 2. Bill of Materials Y-Version
Part ID
Part Value
Manufacturer
Part Number
Package Type
C1, Input Cap
10µF, 10V, X5R
Murata
GRM42-6X5R106K10
1206
C2, Output Cap
10µF, 6.3V, X5R
Murata
GRM42-6X5R106K6.3
1206
C3, Boost Cap
0.01µF
Vishay
VJ0805Y103KXXA
0805
D2, Boost Diode
1Vf @ 50mA Diode
Diodes, Inc.
1N4148W
SOD-123
R2
10k
Ω
, 1%
Vishay
CRCW12061002F
1206
U1
1A Buck Regulator
Texas Instruments
LM2734
Thin SOT23-6
D1, Catch Diode
0.34Vf Schottky 1A, 20VR
International Rectifier
MBRA120
SMA
L1
6.8µH, 1.5A, 35m
Ω
TDK
SLF6028T-6R8M1R5
6028
R1
12.4k
Ω
, 1%
Vishay
CRCW12061242F
1206
R3
0
Ω
Vishay
CRCW12060R00F
1206
D3, C4, R4, R5
Open
2
AN-1350 LM2734 Evaluation Board
SNVA100A – February 2005 – Revised April 2013
Copyright © 2005–2013, Texas Instruments Incorporated