Details

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BUY AN34060A https://www.utsource.net/itm/p/12606994.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Input Voltage	V_IN	2.7	-	5.5	V	Operating input voltage range
Output Voltage	V_OUT	-	3.3	-	V	Regulated output voltage
Quiescent Current	I_Q	-	1.0	-	渭A	Supply current in regulation
Shutdown Current	I_SD	-	0.1	-	渭A	Supply current in shutdown mode
Load Current	I_LOAD	-	150	-	mA	Maximum continuous output current
Dropout Voltage	V_DROPOUT	-	200	-	mV	Typical dropout voltage at max load
PSRR @ 1kHz	PSRR	-	70	-	dB	Power supply rejection ratio
Line Regulation	LR	-	0.01	-	%/V	Line regulation over input voltage range
Load Regulation	LDR	-	0.1	-	%	Load regulation over output current range

Instructions for AN34060A:

1. Power Supply Connection:

   • Connect the input pin to a power source within the specified input voltage range (2.7V to 5.5V).
   • Ensure proper decoupling capacitors are placed close to the input and output pins to stabilize the regulator.

2. Output Configuration:

   • The output pin provides a regulated 3.3V output. No external components are required for this fixed voltage setting.
   • Place a capacitor on the output to reduce noise and improve transient response.

3. Shutdown Functionality:

   • To enable the shutdown feature, apply a low signal to the shutdown pin. This reduces the supply current to approximately 0.1 渭A.
   • A high signal or leaving the pin floating will keep the regulator active.

4. Thermal Considerations:

   • Ensure adequate heat dissipation if operating near maximum load conditions.
   • Use a heatsink or ensure good airflow around the component if necessary.

5. Capacitor Selection:

   • Choose ceramic capacitors with X7R dielectric for stable operation.
   • Recommended values: 1 渭F for input and 1 渭F for output.

6. PCB Layout Recommendations:

   • Keep the PCB traces short and wide between the input/output pins and their respective capacitors.
   • Ground planes should be solid and connected directly to the ground pin of the device.

7. Handling Precautions:

   • Handle the component carefully to avoid ESD damage.
   • Follow standard anti-static procedures during installation and testing.

(For reference only)