SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Seated Height-Max:
1.2 mm
Surface Mount:
YES
Switcher Configuration:
PUSH-PULL
Switching Frequency-Max:
1000 kHz
Technology:
BICMOS
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
TPS40061PWP Frequently Asked Questions (FAQs)
Texas Instruments provides a recommended PCB layout in the datasheet, but it's essential to follow good PCB design practices, such as keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing trace lengths and widths to reduce EMI and noise.
Choose input capacitors with low ESR (Equivalent Series Resistance) and high ripple current rating. For output capacitors, select ones with low ESR, high capacitance, and a voltage rating that meets or exceeds the output voltage. The datasheet provides guidance on capacitor selection, but it's crucial to consider the specific application requirements.
The TPS40061PWP is rated for operation up to 85°C ambient temperature. However, it's essential to consider the thermal design and ensure proper heat dissipation to maintain a safe junction temperature (TJ) below 125°C. Exceeding the maximum TJ can reduce the device's lifespan or cause failure.
To ensure stability, follow the recommended component values and PCB layout. Additionally, consider the output capacitor's ESR and equivalent inductance, as well as the input capacitor's ESR and capacitance. If oscillations occur, try increasing the output capacitor's value or adding a small series resistor to the output.
The TPS40061PWP can operate with input voltages from 2.7V to 5.5V. However, for optimal performance, it's recommended to operate within the 3.3V to 5V range, as this allows for the best efficiency and stability.
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TPS40061PWP 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.
