TP546G: Top Choice in United States (USA) Utsource Holding Company Limited

Description

Parameter	Description	Min	Typ	Max	Unit
Input Voltage	Operating input voltage range	2.9	-	5.5	V
Output Voltage	Fixed output voltage	-	3.3	-	V
Output Current	Continuous output current	-	600	-	mA
Quiescent Current	Supply current in regulation	-	1.8	-	mA
Dropout Voltage	Typical dropout voltage at Iout=500mA	-	240	-	mV
Power Dissipation	Maximum power dissipation (TA=25°C)	-	-	720	mW
Operating Temp	Operating junction temperature range	-40	-	85	°C

Input Connection: Connect the input voltage between the VIN pin and GND. Ensure the input voltage is within the specified range of 2.9V to 5.5V.
Output Configuration: The TP546G provides a fixed output voltage of 3.3V. Connect the load between the VOUT pin and GND.
Capacitor Requirements: Place a 1μF ceramic capacitor between VIN and GND close to the device for stability. Similarly, place a 1μF ceramic capacitor between VOUT and GND.
Thermal Considerations: Ensure adequate heat sinking if operating near the maximum power dissipation limit, especially in higher ambient temperatures.
PCB Layout: Maintain good PCB layout practices by keeping traces short and wide to minimize resistance and inductance, which can affect performance.
Protection Features: The device includes internal thermal shutdown and current limiting features to protect against overcurrent and overheating conditions.

(For reference only)