SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Seated Height-Max:
1.2 mm
Supply Current-Max (Isup):
0.9 mA
Supply Voltage-Nom (Vsup):
3.3 V
Surface Mount:
YES
Switcher Configuration:
BOOST
Switching Frequency-Max:
2100 kHz
Technology:
CMOS
Temperature Grade:
INDUSTRIAL
Terminal Finish:
Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form:
GULL WING
Terminal Pitch:
0.65 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
4.4 mm
TPS65105PWP Frequently Asked Questions (FAQs)
A good PCB layout for the TPS65105PWP involves placing the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the input and output traces. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Additionally, ensure that the output capacitor has a low equivalent series resistance (ESR) and a high ripple current rating. It's also important to decouple the input voltage with a capacitor and to use a low-ESR input capacitor.
The TPS65105PWP can handle input voltages up to 18V, but it's recommended to operate it within the specified input voltage range of 4.5V to 15V for optimal performance and reliability.
The TPS65105PWP is rated for operation up to 85°C, but it's recommended to derate the output current and input voltage at higher temperatures to ensure reliability. It's also important to ensure good thermal design and heat sinking to prevent overheating.
To troubleshoot issues with the TPS65105PWP, start by checking the input voltage, output voltage, and output current. Verify that the component values and PCB layout meet the recommended guidelines. Use an oscilloscope to check for oscillations or noise on the output voltage. Also, check for thermal issues by measuring the device temperature and ensuring good heat sinking.
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TPS65105PWP 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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