Details

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BUY BD4902FM https://www.utsource.net/itm/p/8614677.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Supply Voltage	VDD	2.7		5.5	V	Operating voltage range
Output Current	IOUT		100		mA	Maximum output current
Quiescent Current	IQ		2		μA	Typical quiescent current at room temperature
Shutdown Current	ISD		0.1		μA	Shutdown mode supply current
Output Voltage	VOUT		3.3		V	Regulated output voltage
Dropout Voltage	VDROPOUT		0.3		V	Dropout voltage at IOUT = 100mA
Operating Temp	TOPR	-40		85	°C	Operating temperature range

Instructions for BD4902FM

1. Power Supply Connection:

   • Connect the VDD pin to your power source within the specified voltage range (2.7V to 5.5V).

2. Output Configuration:

   • Ensure that the load connected to the output does not exceed the maximum output current of 100mA.

3. Grounding:

   • Connect the GND pin directly to the system ground to ensure stable operation.

4. Capacitor Requirements:

   • Place a ceramic capacitor (typically 1μF) close to the input and output pins for stability and transient response.

5. Shutdown Functionality:

   • To enter shutdown mode, pull the SHDN pin low. The device will consume less than 0.1μA in this state.
   • To resume normal operation, bring the SHDN pin high.

6. Thermal Considerations:

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

7. Operating Temperature:

   • Verify that the operating environment remains within the -40°C to +85°C range for reliable performance.

8. Handling Precautions:

   • Handle with care to avoid electrostatic discharge (ESD) damage; use appropriate ESD protection measures.

(For reference only)