LM3409HVMY/NOPB National Semiconductor, LM3409HVMY/NOPB Datasheet - Page 24

• Manufacturer Part Number: LM3409HVMY/NOPB
• Description: IC LED DRIVR HIGH BRIGHT 10-MSOP
• Manufacturer: National Semiconductor
• Series: PowerWise®r
• Type: HBLED Driverr

Specifications of LM3409HVMY/NOPB

• Constant Current: Yes
• Topology: PWM, Step-Down (Buck)
• Number Of Outputs: 1
• Internal Driver: No
• Type - Primary: Automotive
• Type - Secondary: High Brightness LED (HBLED)
• Voltage - Supply: 6 V ~ 75 V
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP Exposed Pad, 10-HMSOP, 10-eMSOP
• Operating Temperature: -40°C ~ 125°C
• Internal Switch(s): Yes
• Efficiency: 97%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Frequency: -
• Current - Output / Channel: -
• Other names: LM3409HVMYTR

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Applications Information
DESIGN #3: EXTERNAL PARALLEL FET PWM DIMMING APPLICATION FOR 10 LEDS
Design #3 Bill of Materials
Qty
1
2
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
LM3409QHV
LM3409HV/
C
Part ID
R1, R2
IN1
C
R
R
R
R
R
Q1
Q2
Q3
C
C1
D1
R3
L1
SNS
OFF
EXT
OFF
UV1
UV2
, C
F
IN2
2200pF X7R 10% 50V
2.2µF X7R 10% 100V
470pF X7R 10% 50V
1.0µF X7R 10% 16V
PMOS 100V 3.8A
NMOS 100V 7.5A
Schottky 100V 3A
15 µH 20% 4.2A
Buck controller
CMOS 30V 2A
0.1Ω 1% 1W
Part Value
24.9kΩ 1%
6.98kΩ 1%
49.9kΩ 1%
100Ω 1%
10kΩ 1%
1Ω 1%
24
Manufacturer
FAIRCHILD
FAIRCHILD
MURATA
MURATA
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
VISHAY
ZETEX
NSC
TDK
TDK
TDK
GRM188R71H222KA01D
GRM43ER72A225KA01L
CRCW06031R00FNEA
CRCW0603100RFKEA
CRCW060310K0FKEA
CRCW060324K9FKEA
CRCW06036K98FKEA
CRCW060349K9FKEA
SLF12565T-150M4R2
WSL2512R1000FEA
C1608X7R1C105K
C1608X7R1H471K
ZXMP10A18KTC
LM3409QHVMY
SS3H10-E3/57T
LM3409HVMY/
Part Number
FDC6333C
FDS3672
30085623