LM3444MM/NOPB National Semiconductor, LM3444MM/NOPB Datasheet - Page 7

• Manufacturer Part Number: LM3444MM/NOPB
• Description: IC LED DRIVER AC-DC 10MSOP
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM3444MM/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)
• No. Of Outputs: 1
• Output Current: 100mA
• Operating Temperature Range: -40°C To +125°C
• Driver Case Style: MSOP
• No. Of Pins: 10
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Operating Temperature: -
• Other names: LM3444MM/NOPB; LM3444MM/NOPBTR

Application Information
FUNCTIONAL DESCRIPTION
The LM3444 contains all the necessary circuitry to build a line-
powered (mains powered) constant current LED driver.
FIGURE 2. LM3444 Schematic
7
Theory of Operation
Refer to
basic external circuitry.
Figure 2
below which shows the LM3444 along with
30127501
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