LM3424MH/NOPB National Semiconductor, LM3424MH/NOPB Datasheet - Page 40

• Manufacturer Part Number: LM3424MH/NOPB
• Description: IC LED DVR BUCK/BOOST 20-TSSOP
• Manufacturer: National Semiconductor
• Series: PowerWise®r
• Type: High Power, Constant Currentr

Specifications of LM3424MH/NOPB

• Constant Current: Yes
• Topology: Flyback, PWM, SEPIC, Step-Down (Buck), Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: No
• Type - Primary: Automotive
• Type - Secondary: High Brightness LED (HBLED)
• Frequency: 2MHz
• Voltage - Supply: 4.5 V ~ 75 V
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP Exposed Pad, 20-eTSSOP, 20-HTSSOP
• Operating Temperature: -40°C ~ 125°C
• Current - Output / Channel: 1A
• Internal Switch(s): Yes
• Efficiency: 96%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Other names: LM3424MH

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DESIGN #4 Bill of Materials
Qty
1
1
3
1
1
4
4
1
1
1
1
1
1
1
1
1
3
1
1
3
1
1
2
2
1
1
1
Part ID
LM3424
C
C
C
C
C
C
C
D1
L1
Q1
Q2
Q3, Q4 (dual pack) Dual PNP 40V 200mA
R
R
R
R
R
R
R
R
R
R
R
R
R
NTC
BYP
CMP
NTC
FS
IN
OUT
OV
ADJ
BIAS
BIAS2
CSH
FS
GAIN
HSP
LIM
OV2
REF1
SLP
SNS
UV2
, R
, R
, R
, C
, R
T
HSN
OV1
REF
REF2
, R
, R
, C
UV1
SS
MAX
Part Value
Boost controller
2.2 µF X7R 10% 16V
1 µF X7R 10% 25V
0.33 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
Schottky 60V 5A
47 µH 20% 5.3A
NMOS 60V 8A
NPN 40V 200 mA
100 kΩ potentiometer
9.76 kΩ 1%
17.4 kΩ 1%
12.4 kΩ 1%
10Ω 1%
6.55 kΩ 1%
1.0 kΩ 1%
0.06Ω 1% 1W
499 kΩ 1%
49.9 kΩ 1%
10.0 kΩ 1%
0.15Ω 1% 1W
100 kΩ 1%
Thermistor 100 kΩ 5%
40
Manufacturer
NSC
MURATA
MURATA
MURATA
MURATA
TDK
TDK
AVX
COMCHIP
COILCRAFT
VISHAY
FAIRCHILD
FAIRCHILD
BOURNS
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
TDK
Part Number
LM3424MH
GRM21BR71C225KA12L
GRM21BR71E105KA01L
GRM21BR71E334KA01L
GRM21BR71E104KA01L
C5750X7R2A475K
C4532X7R1H106K
08055A470JAT2A
CDBC560-G
MSS1278-473MLB
SI4436DY
MMBT3904
FFB3906
3352P-1-104
CRCW08059K76FKEA
CRCW080517K4FKEA
CRCW080512K4FKEA
CRCW080510R0FKEA
CRCW08056K55FKEA
CRCW08051K00FKEA
WSL2512R0600FEA
CRCW0805499KFKEA
CRCW080549K9FKEA
CRCW080510K0FKEA
WSL2512R1500FEA
CRCW0805100KFKEA
NTCG204H154J