LM3429MH/NOPB National Semiconductor, LM3429MH/NOPB Datasheet - Page 32

• Manufacturer Part Number: LM3429MH/NOPB
• Description: IC LED DRVR HP CONS CURR 14TSSOP
• Manufacturer: National Semiconductor
• Series: PowerWise®r
• Type: High Power, Constant Currentr

Specifications of LM3429MH/NOPB

• Constant Current: Yes
• Topology: 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: 14-TSSOP Exposed Pad, 14-eTSSOP 14-HTSSOP
• Operating Temperature: -40°C ~ 125°C
• Current - Output / Channel: 1A
• Internal Switch(s): No
• Efficiency: 95%
• For Use With: LM3429BSTEVAL - BOARD EVAL FOR BOOST LM3429LM3429BKBSTEVAL - BOARD EVAL FOR BUCK-BOOST LM3429
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Other names: LM3429MH

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DESIGN #8: SEPIC APPLICATION - 5 LEDs at 750mA
Design #8 Bill of Materials
Qty
1
1
1
1
2, 1
1
1
1
1
1
1
1
1
1
2
1
2
1
1
1
1
Part ID
LM3429
C
C
C
C
C
C
C
D1
L1, L2
Q1
Q2
R
R
R
R
R
R
R
R
R
CMP
F
FS
IN
OV
SEP
T
CSH
FS
HSP
LIM
OV1
OV2
SNS
T
UV2
, C
, R
, R
O
HSN
UV1
Part Value
Boost controller
0.47 µF X7R 10% 25V
2.2 µF X7R 10% 16V
0.1 µF X7R 10% 25V
6.8 µF X7R 10% 50V
47 pF COG/NPO 5% 50V
1.0 µF X7R 10% 100V
1000 pF COG/NPO 5% 50V MURATA
Schottky 60V 5A
68 µH 20% 4.3A
NMOS 60V 8A
NMOS 60V 115 mA
12.4 kΩ 1%
10Ω 1%
750Ω 1%
0.04Ω 1% 1W
15.8 kΩ 1%
499 kΩ 1%
0.1Ω 1% 1W
49.9 kΩ 1%
100 kΩ 1%
32
Manufacturer
NSC
MURATA
MURATA
MURATA
TDK
AVX
TDK
COMCHIP
COILCRAFT
VISHAY
ON SEMI
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
Part Number
LM3429MH
GRM21BR71E474KA01L
GRM21BR71C225KA12L
GRM21BR71E104KA01L
C4532X7R1H685K
08055A470JAT2A
C4532X7R2A105K
GRM2165C1H102JA01D
CDBC560-G
DO3340P-683
SI4436DY
2N7002ET1G
CRCW080512K4FKEA
CRCW080510R0FKEA
CRCW0805750RFKEA
WSL2512R0400FEA
CRCW080515K8FKEA
CRCW0805499KFKEA
WSL2512R1000FEA
CRCW080549K9FKEA
CRCW0805100KFKEA
300944i8