SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Seated Height-Max:
1.09 mm
Supply Current-Max:
45 mA
Supply Voltage-Max:
42 V
Supply Voltage-Min:
6 V
Supply Voltage-Nom:
24 V
Supply Voltage1-Max:
42 V
Supply Voltage1-Min:
6 V
Supply Voltage1-Nom:
24 V
Surface Mount:
YES
Technology:
BICMOS
Temperature Grade:
AUTOMOTIVE
Terminal Finish:
Matte Tin (Sn)
Terminal Form:
GULL WING
Terminal Pitch:
0.5 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
3 mm
fmax-Min:
2 MHz
LM3409MYX/NOPB Frequently Asked Questions (FAQs)
A good PCB layout for the LM3409MYX/NOPB involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the input and output traces. Additionally, it's recommended to use a separate power plane for the input and output voltages.
To ensure the LM3409MYX/NOPB operates within its SOA, calculate the maximum power dissipation using the formula Pd = (Vin - Vout) x Iout. Then, ensure the junction temperature (Tj) is below the maximum rating of 150°C by using a heat sink or thermal pad if necessary.
A low-ESR ceramic capacitor with a value of 10uF to 22uF is recommended for the input capacitor. This helps to filter out noise and ripple on the input voltage.
The LM3409MYX/NOPB is rated for operation up to 125°C, but its performance may degrade at high temperatures. If you need to operate the device in a high-temperature environment, consider using a heat sink or thermal pad to keep the junction temperature below 150°C.
To troubleshoot issues with the LM3409MYX/NOPB, check the input voltage, output voltage, and output current. Verify that the input and output capacitors are properly connected and of the correct value. Also, check for any signs of overheating, such as excessive temperature or thermal shutdown.
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LM3409MYX/NOPB Overview
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About Texas Instruments
Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.
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