SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Packing Method:
TUBE
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Regulator Type:
FIXED POSITIVE MULTIPLE OUTPUT LDO REGULATOR
Seated Height-Max:
1.2 mm
Surface Mount:
YES
Technology:
PMOS
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
Voltage Tolerance-Max:
2%
Width:
4.4 mm
TPS70245PWP Frequently Asked Questions (FAQs)
A good PCB layout for the TPS70245PWP 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 separate power plane for the input voltage and to keep the output voltage traces away from the input voltage traces.
To ensure stability, it's essential to follow the recommended component values and PCB layout guidelines. Additionally, the output capacitor should be chosen to ensure a minimum equivalent series resistance (ESR) of 0.1 ohms, and the input capacitor should be a low-ESR type. It's also recommended to add a small ceramic capacitor (e.g., 10nF) in parallel with the output capacitor to improve stability.
Although the datasheet specifies a maximum input voltage of 12V, the device can handle up to 15V for short periods (e.g., during power-up or voltage transients). However, it's recommended to limit the input voltage to 12V or less for continuous operation to ensure reliability and prevent overheating.
The TPS70245PWP is rated for operation up to 125°C, but its performance and reliability may degrade at high temperatures. It's essential to consider the device's power dissipation, thermal resistance, and junction temperature when operating in high-temperature environments. A heat sink or thermal management system may be necessary to ensure reliable operation.
The output voltage of the TPS70245PWP is determined by the resistor divider network consisting of R1 and R2. The output voltage can be calculated using the formula: Vout = (R2 / (R1 + R2)) * Vin, where Vin is the input voltage.
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TPS70245PWP 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.
