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
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
TPS40054PWP Frequently Asked Questions (FAQs)
A good PCB layout for the TPS40054PWP involves placing the input capacitors close to the VIN pin, using a solid ground plane, and keeping the high-current paths short and wide. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
The choice of input and output capacitors for the TPS40054PWP depends on the specific application requirements. In general, X5R or X7R ceramic capacitors with a voltage rating of 10V or higher are recommended for the input capacitor, while the output capacitor should be a low-ESR ceramic or tantalum capacitor with a voltage rating of 2.5V or higher.
The TPS40054PWP is rated for operation from -40°C to 125°C, but the maximum ambient temperature range depends on the specific application and the power dissipation of the device. In general, the device can operate up to 85°C ambient temperature with a maximum power dissipation of 2.5W.
The power dissipation of the TPS40054PWP can be calculated using the formula: Pd = (VIN x IIN) + (VOUT x IOUT) + (IOUT^2 x RDS(on)). Where Pd is the power dissipation, VIN is the input voltage, IIN is the input current, VOUT is the output voltage, IOUT is the output current, and RDS(on) is the on-state resistance of the internal FET.
The recommended input voltage range for the TPS40054PWP is 2.7V to 5.5V, but the device can operate with input voltages as low as 2.5V and as high as 6V. However, the output voltage regulation and efficiency may be affected at input voltages outside the recommended range.
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TPS40054PWP 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.
