LM3405AXMK/NOPB National Semiconductor, LM3405AXMK/NOPB Datasheet - Page 5

• Manufacturer Part Number: LM3405AXMK/NOPB
• Description: IC LED DRVR HP CONST TSOT23-6
• Manufacturer: National Semiconductor
• Series: PowerWise®r
• Type: High Power, Constant Currentr

Specifications of LM3405AXMK/NOPB

• Constant Current: Yes
• Topology: PWM, Step-Down (Buck)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Flash/Torch
• Type - Secondary: High Brightness LED (HBLED), White LED
• Frequency: 1.2MHz ~ 1.9MHz
• Voltage - Supply: 3 V ~ 22 V
• Mounting Type: Surface Mount
• Package / Case: TSOT-23-6, TSOT-6
• Operating Temperature: -40°C ~ 125°C
• Current - Output / Channel: 1A
• Internal Switch(s): Yes
• Efficiency: 92%
• For Use With: LM3405AEVAL - BOARD EVAL FOR LM3405
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device
• Other names: LM3405AXMKTR

Quiescent Current vs Temperature
Current Limit vs Temperature
30015272
30015234
5
SOT23 R
Startup Response to EN/DIM Signal
DS(ON)
vs Temperature (V
(V
IN
= 15V, I
F
= 0.2A)
BOOST
- V
30015268
30015230
SW
www.national.com
= 3V)