Details

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BUY MCP1402T-E/OT https://www.utsource.net/itm/p/7285653.html
MCP1401/1402 MOSFET Drivers

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Input Voltage	VIN	Continuous	2.7	-	5.5	V
Output Voltage	VOUT	Fixed	-	3.3	-	V
Output Current	IOUT	Continuous	-	200	-	mA
Quiescent Current	IQ	VIN = 5V, No Load	-	1.6	-	μA
Dropout Voltage	VDROPOUT	IOUT = 100mA	-	0.4	-	V
Power Supply Rejection Ratio	PSRR	f = 1kHz	-	70	-	dB
Operating Temperature	Toper		-40	-	85	°C

Instructions for MCP1402T-E/OT:

1. Power Supply Connection:

   • Connect the input voltage (VIN) to the power supply within the range of 2.7V to 5.5V.
   • Ensure a stable and clean power supply to avoid instability.

2. Output Configuration:

   • The output voltage (VOUT) is fixed at 3.3V. No external resistors are required for setting the output voltage.

3. Load Connection:

   • Connect the load to the output terminal ensuring that the current drawn does not exceed 200mA continuously.

4. Capacitors:

   • Place a 1μF ceramic capacitor close to the input pin for stability.
   • A 1μF ceramic capacitor on the output pin can improve transient response and stability.

5. Thermal Considerations:

   • Ensure adequate heat dissipation if operating near the maximum output current or in high ambient temperatures.

6. PCB Layout:

   • Keep the PCB traces short and wide to minimize resistance and inductance.
   • Ground planes should be used effectively to reduce noise and improve performance.

7. Operating Environment:

   • Operate within the temperature range of -40°C to +85°C to ensure reliable operation.

8. Testing:

   • Before finalizing the design, test the circuit under all expected operating conditions to ensure proper functionality.

(For reference only)