参数资料
型号: LM3421MHX/NOPB
厂商: National Semiconductor
文件页数: 51/67页
文件大小: 0K
描述: IC LED DRVR HP CONS CURR 16TSSOP
产品培训模块: LED Design Solutions
标准包装: 2,500
系列: PowerWise®
恒定电流:
拓扑: PWM,SEPIC,降压(降压),升压(升压)
输出数: 1
内部驱动器:
类型 - 主要: 车载
类型 - 次要: 高亮度 LED(HBLED)
频率: 2MHz
电源电压: 4.5 V ~ 75 V
输出电压: 3 V ~ 72 V
安装类型: 表面贴装
封装/外壳: 16-TSSOP(0.173",4.40mm)裸露焊盘
供应商设备封装: 16-TSSOP-EP
包装: 带卷 (TR)
工作温度: -40°C ~ 125°C
其它名称: LM3421MHX
DESIGN #4 Bill of Materials
SNVS574E – JULY 2008 – REVISED MAY 2013
Qty
1
1
1
1
4
4
1
1
2
1
1
1
1
1
1
1
1
1
1
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1
3
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Part ID
LM3423
C BYP
C CMP
C FS
C IN
C O
C OV
C T
D1, D2
D3
L1
Q1
Q2
Q3
Q4, Q5 (dual pack)
Q6
Q7
R ADJ
R BIAS2
R CSH , R OV1
R FS
R HSP , R HSN , R MAX
R LIM
R OV2
R SNS
R T
R UV1
R UV2
R UVH
Part Value
Boost controller
2.2 μF X7R 10% 16V
1 μF X7R 10% 25V
0.1 μF X7R 10% 25V
4.7 μF X7R 10% 100V
10 μF X7R 10% 50V
47 pF COG/NPO 5% 50V
1000 pF COG/NPO 5% 50V
Schottky 60V 5A
Zener 10V 500mA
47 μH 20% 5.3A
NMOS 60V 8A
PMOS 70V 5.7A
NMOS 60V 260mA
Dual PNP 40V 200mA
NPN 300V 600mA
NPN 40V 200 mA
100 k ? potentiometer
17.4 k ? 1%
12.4 k ? 1%
10 ? 1%
1.0 k ? 1%
0.06 ? 1% 1W
499 k ? 1%
0.15 ? 1% 1W
35.7 k ? 1%
1.43 k ? 1%
10.0 k ? 1%
16.9 k ? 1%
Manufacturer
TI
MURATA
MURATA
MURATA
TDK
TDK
AVX
MURATA
COMCHIP
ON-SEMI
COILCRAFT
VISHAY
ZETEX
ON-SEMI
FAIRCHILD
FAIRCHILD
FAIRCHILD
BOURNS
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
Part Number
LM3423MH
GRM21BR71C225KA12L
GRM21BR71E105KA01L
GRM21BR71E104KA01L
C5750X7R2A475K
C4532X7R1H106K
08055A470JAT2A
GRM2165C1H102JA01D
CDBC560-G
BZX84C10LT1G
MSS1278-473MLB
SI4436DY
ZXMP7A17K
2N7002ET1G
FFB3906
MMBTA42
MMBT3904
3352P-1-104
CRCW080517K4FKEA
CRCW080512K4FKEA
CRCW080510R0FKEA
CRCW08051K00FKEA
WSL2512R0600FEA
CRCW0805499KFKEA
WSL2512R1500FEA
CRCW080535K7FKEA
CRCW08051K43FKEA
CRCW080510K0FKEA
CRCW080516K9FKEA
Copyright ? 2008–2013, Texas Instruments Incorporated
51
Product Folder Links: LM3421 LM3421-Q1 LM3423 LM3423-Q1
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