Details

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BUY MC34262DR2G https://www.utsource.net/itm/p/546067.html
Power Factor Controllers

Parameter	Description	Min	Typ	Max	Unit
Input Voltage (VIN)	Operating input voltage range	4.5	-	40	V
Output Voltage (VOUT)	Adjustable output voltage	1.25	-	37	V
Dropout Voltage (VDO)	Voltage difference between VIN and VOUT at full load	-	1.0	-	V
Output Current (IOUT)	Continuous output current	-	1.5	2.0	A
Quiescent Current (IQ)	Supply current required for operation	40	-	100	μA
Load Regulation	Change in output voltage due to load changes	-	0.1	0.5	%
Line Regulation	Change in output voltage due to input voltage changes	-	0.1	0.5	%
Thermal Shutdown Temperature (TSD)	Temperature at which the device shuts down to prevent damage	-	160	-	°C
Operating Junction Temperature (TJ)	Range of temperatures over which the device can operate	-40	-	125	°C
Storage Temperature (TS)	Range of temperatures over which the device can be stored	-65	-	150	°C

Instructions for Use:

1. Input Voltage (VIN):

   • Ensure the input voltage is within the specified range of 4.5V to 40V.
   • Use appropriate input capacitors (typically 1μF to 10μF) to stabilize the input voltage.

2. Output Voltage (VOUT):

   • The output voltage can be adjusted using external resistors. The formula to calculate the output voltage is: [ V_ = V_ left(1 + fracright) ] where ( V_ = 1.25V ).

3. Output Current (IOUT):

   • The device can provide up to 2.0A of continuous output current. Ensure the load does not exceed this limit to avoid overheating or damage.

4. Thermal Management:

   • Place the device on a heatsink if operating at high output currents to maintain the junction temperature below 125°C.
   • Monitor the thermal shutdown temperature (160°C) to prevent automatic shutdown.

5. Capacitors:

   • Use output capacitors (typically 10μF to 100μF) to filter the output voltage and improve stability.
   • Input and output capacitors should be placed as close as possible to the device to minimize noise and improve transient response.

6. Layout Considerations:

   • Keep the traces from the input and output capacitors to the device as short as possible to reduce inductance and improve performance.
   • Avoid placing high-frequency noise sources near the device to prevent interference.

7. Storage:

   • Store the device in a dry environment within the temperature range of -65°C to 150°C to ensure long-term reliability.

(For reference only)