LM3424BKBSTEVAL/NOPB National Semiconductor, LM3424BKBSTEVAL/NOPB Datasheet - Page 34
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LM3424BKBSTEVAL/NOPB
Manufacturer Part Number
LM3424BKBSTEVAL/NOPB
Description
BOARD EVAL BUCK BOOST LM3424
Manufacturer
National Semiconductor
Series
PowerWise®r
Specifications of LM3424BKBSTEVAL/NOPB
Current - Output / Channel
1A
Outputs And Type
1, Non-Isolated
Features
Dimmable
Voltage - Input
10 ~ 70 V
Utilized Ic / Part
LM3424
Core Chip
LM3424
Topology
Buck-Boost
No. Of Outputs
1
Dimming Control Type
PWM / Analog
Development Tool Type
Hardware - Eval/Demo Board
Mcu Supported Families
LM3424 Family
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Output
-
Other names
LM3424BKBSTEVAL
www.national.com
15. SOFT-START
Solve for t
If t
DESIGN #1 Bill of Materials
Qty
1
1
2
1
4
4
1
1
1
1
1
1
1
1
1
1
2
1
1
1
2
1
1
1
1
1
1
SU
is less than t
SU
:
TSU
, solve for t
Part ID
LM3424
C
C
C
C
C
C
C
D1
L1
Q1
Q2
R
R
R
R
R
R
R
R
R
R
R
R
R
R
NTC
BYP
CMP
FS
IN
O
OV
REF
BIAS
CSH
FS
GAIN
HSP
LIM
OV1
OV2
REF1
SLP
SNS
T
UV1
UV2
, C
, R
, C
, R
SU-SS-BASE
SS
HSN
NTC
REF2
:
Part Value
Boost controller
2.2 µF X7R 10% 16V
0.33 µF X7R 10% 25V
0.27 µF X7R 10% 25V
4.7 µF X7R 10% 100V
10 µF X7R 10% 50V
47 pF COG/NPO 5% 50V
1 µF X7R 10% 25V
Schottky 100V 12A
33 µH 20% 6.3A
NMOS 100V 32A
PNP 150V 600 mA
24.3 kΩ 1%
12.4 kΩ 1%
10Ω 1%
6.81 kΩ 1%
1.0 kΩ 1%
0.04Ω 1% 1W
15.8 kΩ 1%
499 kΩ 1%
49.9 kΩ 1%
16.5 kΩ 1%
0.1Ω 1% 1W
14.3 kΩ 1%
21 kΩ 1%
150 kΩ 1%
Thermistor 100 kΩ 5%
34
Solve for C
The chosen component from step 15 is:
Manufacturer
NSC
MURATA
MURATA
MURATA
TDK
TDK
AVX
MURATA
VISHAY
COILCRAFT
FAIRCHILD
FAIRCHILD
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
TDK
SS
:
Part Number
LM3424MH
GRM21BR71C225KA12L
GRM21BR71E334KA01L
GRM21BR71E274KA01L
C5750X7R2A475K
C4532X7R1H106K
08055A470JAT2A
GRM21BR71E105KA01L
12CWQ10FNPBF
MSS1278-333MLB
FDD3682
MMBT5401
CRCW080524K3FKEA
CRCW080512K4FKEA
CRCW080510R0FKEA
CRCW08056K81FKEA
CRCW08051K00FKEA
WSL2512R0400FEA
CRCW080515K8FKEA
CRCW0805499KFKEA
CRCW080549K9FKEA
CRCW080516K5FKEA
WSL2512R1000FEA
CRCW080514K3FKEA
CRCW080521K0FKEA
CRCW0805150KFKEA
NTCG204H154J