SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Screening Level:
AEC-Q100
Seated Height-Max:
1.2 mm
Surface Mount:
YES
Switcher Configuration:
BUCK
Switching Frequency-Max:
600 kHz
Technology:
BICMOS
Temperature Grade:
AUTOMOTIVE
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:
6.2 mm
TPS43333QDAPRQ1 Frequently Asked Questions (FAQs)
Texas Instruments provides a recommended PCB layout in the datasheet, but it's essential to follow good layout practices, such as keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths to reduce parasitic inductance and capacitance.
Choose input capacitors with low ESR (Equivalent Series Resistance) and high ripple current rating to minimize voltage drops and ensure stable operation. Output capacitors should have low ESR and high capacitance to filter the output voltage. Refer to the datasheet for specific recommendations and calculations.
The TPS43333QDAPRQ1 is rated for operation up to 125°C (TJ) junction temperature. However, the maximum ambient temperature depends on the specific application, PCB layout, and thermal management. A general guideline is to keep the ambient temperature below 85°C to ensure reliable operation.
The TPS43333QDAPRQ1 has built-in OCP and SCP features. To implement these features, connect the OCP pin to a resistor divider network that sets the current limit threshold. For SCP, connect the SCP pin to a resistor that sets the short-circuit detection threshold. Refer to the datasheet for specific implementation details and calculations.
The recommended input voltage range for the TPS43333QDAPRQ1 is 2.7V to 5.5V. Operating outside this range may affect performance, efficiency, or reliability. Ensure the input voltage is within this range to guarantee optimal performance.
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TPS43333QDAPRQ1 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.
