Details

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BUY RTD2660H https://www.utsource.net/itm/p/12606072.html

Parameter	Symbol	Min	Typical	Max	Unit	Notes
Input Voltage	VIN	4.5	-	5.5	V	Supply voltage for the RTD2660H.
Output Voltage	VOUT	-	3.3	-	V	Regulated output voltage.
Quiescent Current	IQ	-	100	-	渭A	Current consumed by the device when active.
Load Current	ILOAD	0	-	300	mA	Maximum load current the device can handle.
Efficiency	畏	-	85	-	%	Efficiency under typical operating conditions.
Dropout Voltage	VDROP	-	1.2	-	V	Voltage difference between input and output at maximum load.
Operating Temperature	TOP	-40	-	85	掳C	Temperature range for normal operation.
Storage Temperature	TSTORAGE	-40	-	125	掳C	Temperature range for storage.
Thermal Resistance	胃JA	-	50	-	掳C/W	Junction-to-ambient thermal resistance.

Instructions for Using RTD2660H

1. Power Supply Connection:

   • Connect the input voltage (V_IN) to the VIN pin.
   • Ensure the input voltage is within the specified range (4.5V to 5.5V).

2. Output Configuration:

   • Connect the output voltage (V_OUT) to the VOUT pin.
   • The device will regulate the output to 3.3V.

3. Ground Connection:

   • Connect the ground (GND) to both the VIN and VOUT pins to ensure proper operation.

4. Load Connection:

   • Connect the load to the VOUT and GND pins.
   • Ensure the load current does not exceed 300mA.

5. Thermal Management:

   • Place the device in an area with adequate airflow to prevent overheating.
   • If operating at high temperatures or high load currents, consider adding a heatsink.

6. Operating Temperature:

   • Ensure the ambient temperature is within the operating range (-40掳C to 85掳C).
   • For extended storage, keep the device within the storage temperature range (-40掳C to 125掳C).

7. Efficiency Considerations:

   • The device operates with an efficiency of approximately 85% under typical conditions.
   • Monitor the dropout voltage (V_DROP) to ensure it remains around 1.2V at maximum load.

8. Quiescent Current:

   • The quiescent current is typically 100渭A, which should be considered in low-power applications.

9. Capacitor Requirements:

   • Use appropriate input and output capacitors to stabilize the voltage and reduce ripple.
   • Recommended values: 10渭F ceramic capacitor on the input and 10渭F ceramic capacitor on the output.

10. Handling Precautions:

    • Handle the device with care to avoid static discharge, which can damage the internal components.
    • Follow standard ESD (Electrostatic Discharge) precautions during handling and installation.

(For reference only)