Details

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BUY RT8296AHZSP https://www.utsource.net/itm/p/6342817.html
IC REG BUCK ADJUSTABLE 3A 8SOP

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Input Voltage	V_IN	Continuous operating range	2.7	-	5.5	V
Output Voltage	V_OUT	Adjustable	0.8	-	3.6	V
Quiescent Current	I_Q	VIN = 3.3V, VOUT = 1.8V	-	45	-	μA
Shutdown Current	I_SD	VIN = 3.3V, SHDN = 0V	-	0.1	-	μA
Load Regulation	ΔV_OUT	I_OUT = 0mA to 500mA	-	0.2	-	%
Line Regulation	ΔV_OUT	VIN = 2.7V to 5.5V	-	0.1	-	%
Dropout Voltage	V_DROPOUT	I_OUT = 500mA, V_OUT = 1.8V	-	280	-	mV
PSRR (Power Supply Rejection Ratio)	PSRR	@ 1kHz	-	70	-	dB

Instructions for RT8296AHZSP

1. Power Supply Connection:

   • Connect the input voltage (V_IN) within the specified range of 2.7V to 5.5V.
   • Ensure proper bypass capacitors are placed close to the input and output pins.

2. Output Voltage Setting:

   • Adjust the output voltage using external resistors R1 and R2 according to the formula provided in the datasheet.
   • Verify the output voltage with a multimeter to ensure it meets the desired level.

3. Quiescent Current Management:

   • Keep the quiescent current low by ensuring the device operates within its specified conditions.

4. Shutdown Operation:

   • To place the device in shutdown mode, pull the SHDN pin to ground. This reduces the supply current to approximately 0.1 μA.

5. Load and Line Regulation:

   • Monitor the load regulation to ensure the output voltage remains stable under varying load conditions.
   • Check line regulation to confirm the output voltage stability over the input voltage range.

6. Dropout Voltage Consideration:

   • Be aware of the dropout voltage when designing circuits that operate near the lower limit of the input voltage range.

7. PSRR Measurement:

   • Measure the Power Supply Rejection Ratio at 1kHz to verify noise suppression capabilities.

8. Thermal Considerations:

   • Ensure adequate heat dissipation if the device is expected to handle high currents or operate in high ambient temperatures.

(For reference only)