SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Seated Height-Max:
1.1 mm
Surface Mount:
YES
Switcher Configuration:
BUCK
Switching Frequency-Max:
1200 kHz
Technology:
BICMOS
Temperature Grade:
AUTOMOTIVE
Terminal Finish:
Matte Tin (Sn)
Terminal Form:
GULL WING
Terminal Pitch:
0.65 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
4.4 mm
LM27402MH/NOPB Frequently Asked Questions (FAQs)
A good PCB layout for the LM27402MH/NOPB should include a solid ground plane, wide power traces, and a thermal relief pattern under the device to facilitate heat dissipation. TI provides a recommended PCB layout in the datasheet.
To ensure the device operates within the recommended operating conditions, monitor the input voltage, output voltage, and output current. Also, ensure the device is properly heatsinked and the ambient temperature is within the recommended range.
The LM27402MH/NOPB can drive a maximum capacitive load of 10uF. Exceeding this value may cause instability or oscillations.
Yes, the LM27402MH/NOPB is qualified for automotive and high-reliability applications. However, it's essential to follow the recommended design and testing guidelines to ensure the device meets the required standards.
To troubleshoot issues with the device, check the PCB layout, input and output voltage, and output current. Ensure the device is properly heatsinked, and the ambient temperature is within the recommended range. Also, verify that the input and output capacitors meet the recommended specifications.
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LM27402MH/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.
