Datasheet

LM3421, LM3421-Q1
LM3423, LM3423-Q1
www.ti.com SNVS574E –JULY 2008–REVISED MAY 2013
DESIGN #3 Bill of Materials
Qty Part ID Part Value Manufacturer Part Number
1 LM3421 Buck-boost controller TI LM3421MH
1 C
B
100 pF COG/NPO 5% 50V MURATA GRM2165C1H101JA01D
1 C
BYP
2.2 µF X7R 10% 16V MURATA GRM21BR71C225KA12L
3 C
CMP
, C
REF
, C
SS
1 µF X7R 10% 25V MURATA GRM21BR71E105KA01L
1 C
F
0.1 µF X7R 10% 25V MURATA GRM21BR71E104KA01L
0 C
FS
DNP
4 C
IN
6.8 µF X7R 10% 50V TDK C5750X7R1H685K
4 C
O
10 µF X7R 10% 50V TDK C4532X7R1H106K
1 C
OV
47 pF COG/NPO 5% 50V AVX 08055A470JAT2A
1 C
T
1000 pF COG/NPO 5% 50V MURATA GRM2165C1H102JA01D
1 D1 Schottky 100V 12A VISHAY 12CWQ10FNPBF
1 D2 Zener 10V 500mA ON-SEMI BZX84C10LT1G
1 L1 22 µH 20% 7.2A COILCRAFT MSS1278-223MLB
2 Q1, Q2 NMOS 60V 8A VISHAY SI4436DY
1 Q3 NMOS 60V 260mA ON-SEMI 2N7002ET1G
1 Q4 PNP 40V 200 mA FAIRCHILD MMBT5087
1 Q5 PNP 150V 600 mA FAIRCHILD MMBT5401
1 Q6 NPN 300V 600 mA FAIRCHILD MMBTA42
1 Q7 NPN 40V 200 mA FAIRCHILD MMBT6428
1 R
CSH
12.4 kΩ 1% VISHAY CRCW080512K4FKEA
1 R
F
10Ω 1% VISHAY CRCW080510R0FKEA
1 R
FS
0Ω 1% VISHAY CRCW08050000Z0EA
1 R
UV2
10.0 kΩ 1% VISHAY CRCW080510K0FKEA
2 R
HSP
, R
HSN
1.0 kΩ 1% VISHAY CRCW08051K00FKEA
1 R
LIM
0.04Ω 1% 1W VISHAY WSL2512R0400FEA
1 R
OV1
18.2 kΩ 1% VISHAY CRCW080518K2FKEA
1 R
OV2
499 kΩ 1% VISHAY CRCW0805499KFKEA
1 R
POT
1 MΩ potentiometer BOURNS 3352P-1-105
1 R
PU
4.99 kΩ 1% VISHAY CRCW08054K99FKEA
1 R
SER
499Ω 1% VISHAY CRCW0805499RFKEA
1 R
SNS
0.05Ω 1% 1W VISHAY WSL2512R0500FEA
1 R
T
41.2 kΩ 1% VISHAY CRCW080541K2FKEA
1 R
UV1
1.43 kΩ 1% VISHAY CRCW08051K43FKEA
1 R
UVH
17.4 kΩ 1% VISHAY CRCW080517K4FKEA
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Product Folder Links: LM3421 LM3421-Q1 LM3423 LM3423-Q1