Details

---

BUY PT5126 https://www.utsource.net/itm/p/12608166.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Input Voltage	VIN	2.7	-	5.5	V	Operating input voltage range
Output Voltage	VOUT	-	3.3	-	V	Fixed output voltage
Output Current	IOUT	-	1.2	1.5	A	Continuous output current
Efficiency	畏	-	90	-	%	Typical efficiency at full load
Quiescent Current	IQ	-	40	-	渭A	Quiescent current
Dropout Voltage	VDROPOUT	-	200	300	mV	Dropout voltage at 1.2A
Operating Temp.	TOPR	-40	-	85	掳C	Operating temperature range
Storage Temp.	TSTG	-40	-	125	掳C	Storage temperature range
Package	-	-	-	-	SOT23-5	Package type

Instructions for Use

1. Input Connection:

   • Connect the positive terminal of the power supply to the VIN pin.
   • Connect the negative terminal (ground) of the power supply to the GND pin.

2. Output Connection:

   • Connect the load to the VOUT pin.
   • Ensure the ground of the load is connected to the GND pin.

3. Capacitors:

   • Place a 1渭F ceramic capacitor between VIN and GND as close to the IC as possible.
   • Place a 1渭F ceramic capacitor between VOUT and GND as close to the IC as possible.

4. Thermal Considerations:

   • Ensure adequate heat dissipation if operating at high output currents or in high ambient temperatures.
   • The IC can operate up to 85掳C, but performance may degrade at higher temperatures.

5. Protection Features:

   • The PT5126 includes overcurrent protection and thermal shutdown to prevent damage under fault conditions.

6. Layout Recommendations:

   • Keep the layout compact to minimize parasitic inductance and capacitance.
   • Use wide traces for power and ground connections to reduce resistance and improve heat dissipation.

7. Storage:

   • Store the IC in a dry environment within the specified storage temperature range to avoid damage.

8. Handling:

   • Handle the IC with care to avoid static discharge, which can damage the device.
   • Use proper ESD (Electrostatic Discharge) protection when handling the IC.

(For reference only)