LM3433SQ/NOPB National Semiconductor, LM3433SQ/NOPB Datasheet - Page 6

• Manufacturer Part Number: LM3433SQ/NOPB
• Description: IC LED DRIVER HIGH BRIGHT 24-LLP
• Manufacturer: National Semiconductor
• Series: PowerWise®r
• Type: HBLED Driverr

Specifications of LM3433SQ/NOPB

• Constant Current: Yes
• Topology: PWM, Step-Down (Buck)
• Number Of Outputs: 1
• Internal Driver: No
• Type - Primary: Automotive, Backlight
• Type - Secondary: High Brightness LED (HBLED)
• Frequency: 1MHz
• Voltage - Supply: 3 V ~ 5.8 V
• Mounting Type: Surface Mount
• Package / Case: 24-LLP
• Operating Temperature: -40°C ~ 125°C
• Internal Switch(s): No
• Efficiency: 92%
• For Use With: LM3433SQ-36AEV - BOARD EVALUATION FOR LM3433SQ
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Current - Output / Channel: -
• Other names: LM3433SQTR

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Typical Performance Characteristics
Efficiency vs. LED Forward Voltage
Efficiency vs. LED Forward Voltage
(V
(V
V
CGND
SENSE
CGND
(V
IN
-V
-V
= 5.0V)
vs. V
EE
EE
= 14V)
= 9V)
ADJ
30031523
30031519
30031521
6
Efficiency vs. LED Forward Voltage
V
SENSE
(V
V
CGND
SENSE
(V
(ADJ = V
vs. Temperature
IN
-V
= 3.3V)
vs. V
EE
= 12V)
IN
ADJ
)
30031518
30031524
30031522