参数资料
型号: LM2734XMKX/NOPB
厂商: NATIONAL SEMICONDUCTOR CORP
元件分类: 稳压器
英文描述: 2.5 A SWITCHING REGULATOR, 1900 kHz SWITCHING FREQ-MAX, PDSO6
封装: TSOT-23, 6 PIN
文件页数: 11/24页
文件大小: 466K
代理商: LM2734XMKX/NOPB
20102344
FIGURE 13. LM2734Y (550kHz)
V
BOOST Derived from VSHUNT
18V to 1.5V/1A
Bill of Materials for Figure 13
Part ID
Part Value
Part Number
Manufacturer
U1
1A Buck Regulator
LM2734Y
National Semiconductor
C1, Input Cap
10F, 25V, X7R
C3225X7R1E106M
TDK
C2, Output Cap
22F, 6.3V, X5R
C3216X5ROJ226M
TDK
C3, Boost Cap
0.01F, 16V, X7R
C1005X7R1C103K
TDK
C4, Shunt Cap
0.1F, 6.3V, X5R
C1005X5R0J104K
TDK
D1, Catch Diode
0.4V
F Schottky 1A, 30VR
SS1P3L
Vishay
D2, Boost Diode
1V
F @ 50mA Diode
1N4148W
Diodes, Inc.
D3, Zener Diode
5.1V 250Mw SOT-23
BZX84C5V1
Vishay
L1
15H, 1.5A
SLF7045T-150M1R5
TDK
R1
8.87k
, 1%
CRCW06038871F
Vishay
R2
10.2k
, 1%
CRCW06031022F
Vishay
R3
100k
, 1%
CRCW06031003F
Vishay
R4
4.12k
, 1%
CRCW06034121F
Vishay
19
www.national.com
LM2734
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参数描述
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