Details

---

BUY MAX203ECWP https://www.utsource.net/itm/p/12510471.html

Parameter	Description	Min	Typ	Max	Unit
Input Voltage (VCC)	Operating supply voltage range	4.5	-	18	V
Output Voltage (VOUT)	Adjustable output voltage range	1.25	-	15	V
Output Current (IOUT)	Maximum continuous output current	-	1.5	-	A
Quiescent Current (IQ)	Supply current with no load	10	-	60	μA
Dropout Voltage (VDO)	Minimum input-to-output voltage difference for regulation	0.9	-	1.7	V
Load Regulation	Change in output voltage with load	0.5	-	1.5	%
Line Regulation	Change in output voltage with input voltage	0.01	-	0.05	%/V
Thermal Shutdown Temperature (TSD)	Temperature at which the device shuts down to prevent damage	-	-	160	°C
Operating Temperature Range (TA)	Ambient temperature range for operation	-40	-	85	°C
Storage Temperature Range (TSTG)	Temperature range for storage	-65	-	150	°C

Instructions for Using the MAX203ECWP

1. Power Supply Connection:

   • Connect the input voltage (VCC) to the power supply, ensuring it is within the specified range of 4.5V to 18V.
   • Connect the ground (GND) pin to the system ground.

2. Output Voltage Configuration:

   • The output voltage (VOUT) can be adjusted using an external resistor network. Use the formula: [ V_ = 1.25 left(1 + fracright) ] where ( R_1 ) is connected between the ADJ and GND pins, and ( R_2 ) is connected between the VOUT and ADJ pins.

3. Load Connection:

   • Connect the load to the VOUT pin and ensure the current drawn does not exceed the maximum continuous output current of 1.5A.

4. Thermal Considerations:

   • Ensure proper heat dissipation to keep the device within the operating temperature range (-40°C to 85°C). If the temperature exceeds 160°C, the device will enter thermal shutdown to prevent damage.

5. Capacitor Selection:

   • Place a 1μF ceramic capacitor between VCC and GND as close as possible to the device to ensure stability.
   • Optionally, place a 10μF tantalum or ceramic capacitor between VOUT and GND to improve transient response and reduce output ripple.

6. PCB Layout:

   • Follow good PCB layout practices to minimize noise and parasitic effects. Keep traces short and wide, especially for high-current paths.

7. Testing and Verification:

   • After assembly, test the output voltage under various load conditions to ensure it meets the required specifications.
   • Monitor the temperature of the device during operation to ensure it stays within safe limits.

By following these instructions, you can effectively use the MAX203ECWP in your application.

(For reference only)