LM3444MMX/NOPB National Semiconductor, LM3444MMX/NOPB Datasheet - Page 5

• Manufacturer Part Number: LM3444MMX/NOPB
• Description: IC LED DRIVER AC-DC 10MSOP
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM3444MMX/NOPB

• Constant Current: Yes
• Constant Voltage: Yes
• Internal Driver: No
• Type - Primary: General Purpose
• Type - Secondary: High Brightness LED (HBLED)
• Mounting Type: Surface Mount
• Topology: AC DC Offline Switcher, PWM, Step-Down (Buck)
• Number Of Outputs: 1
• Frequency: Adjustable/Selectable
• Voltage - Supply: 8 V ~ 13 V
• Package / Case: 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Operating Temperature: -

Off Threshold (C11) vs Temperature
Normalized Variation in f
over V
Voltage
SW
BUCK
1.29
1.28
1.27
OFF Threshold at C11
1.26
1.25
-50 -30 -10 10 30 50 70 90 110130150
TEMPERATURE (°C)
30127510
30127574
Leading Edge Blanking Variation Over Temperature
30127572
5
www.national.com