Details

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BUY ICL3232ECAZ-T https://www.utsource.net/itm/p/4532769.html
±15kV ESD Protected, +3V to +5.5V, 1μA, 250kbps, RS-232 Transmitters/Receivers

Parameter	Description	Conditions	Min	Typ	Max	Unit
Input Voltage (VIN)	Operating input voltage range		4.5		20	V
Output Voltage (VOUT)	Regulated output voltage			3.3		V
Quiescent Current	Supply current when no load	VIN = 12V		2		mA
Dropout Voltage	Difference between VIN and VOUT where regulation is maintained	IOUT = 500mA		1.2		V
Load Regulation	Change in output voltage with change in load current	IOUT: 0mA to 500mA		0.5		%
Line Regulation	Change in output voltage with change in input voltage	VIN: 4.5V to 20V		0.1		%
Ripple Rejection	Attenuation of input ripple at the output	120Hz		70		dB
Operating Temperature	Ambient temperature range for normal operation		-40		85	°C

Instructions for Use:

1. Power Supply Connection: Ensure that the input voltage (VIN) is within the specified operating range of 4.5V to 20V.
2. Output Configuration: Connect the output directly to your load or through appropriate decoupling capacitors if needed.
3. Capacitor Selection: For stability, use a 1μF ceramic capacitor on both the input and output.
4. Heat Dissipation: If operating near maximum load conditions, consider adding a heat sink to maintain device temperature within operational limits.
5. Polarity Check: Ensure correct polarity of power connections to prevent damage to the IC.
6. Load Monitoring: Monitor the load current to ensure it does not exceed the maximum allowable current of 500mA.

Note: Always refer to the manufacturer's datasheet for detailed specifications and application notes.

(For reference only)