Details

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BUY MC33174P https://www.utsource.net/itm/p/12608375.html

Parameter	Symbol	Min	Typical	Max	Unit	Condition
Supply Voltage	Vcc	2.7	-	5.5	V
Output Voltage	Vout	-	5.0	-	V	No Load
Output Current	Iout	-	100	250	mA	Continuous, TA = 25°C
Quiescent Current	IQ	-	1.0	-	mA	Vout = 5V, Iout = 0mA
Dropout Voltage	VD	-	0.3	-	V	Iout = 100mA, Vcc = 5V
Line Regulation	ΔVout/ΔVcc	-	0.01	-	%/V	Iout = 100mA, Vcc = 2.7V to 5.5V
Load Regulation	ΔVout/ΔIout	-	0.05	-	%/A	Vcc = 5V, Iout = 0mA to 100mA
Thermal Shutdown	TSD	-	160	-	°C
Operating Temperature	TOPR	-40	-	85	°C
Storage Temperature	TSTG	-65	-	150	°C

Instructions for Use:

1. Supply Voltage (Vcc):

   • The MC33174P operates within a supply voltage range of 2.7V to 5.5V. Ensure the input voltage is within this range to avoid damage or improper operation.

2. Output Voltage (Vout):

   • The output voltage is typically 5.0V under no load conditions. The output voltage may vary slightly depending on the load and input voltage.

3. Output Current (Iout):

   • The device can provide up to 250mA of continuous output current at room temperature (TA = 25°C). For higher temperatures, derate the output current to ensure reliable operation.

4. Quiescent Current (IQ):

   • The quiescent current is typically 1.0mA when the output voltage is 5V and there is no load. This is the current consumed by the regulator itself.

5. Dropout Voltage (VD):

   • The dropout voltage is the difference between the input and output voltages when the regulator is operating near its minimum input voltage. At 100mA output current and 5V input, the typical dropout voltage is 0.3V.

6. Line Regulation:

   • The line regulation is the change in output voltage due to changes in the input voltage. It is typically 0.01% per volt over the input voltage range from 2.7V to 5.5V.

7. Load Regulation:

   • The load regulation is the change in output voltage due to changes in the load current. It is typically 0.05% per ampere over the load current range from 0mA to 100mA.

8. Thermal Shutdown (TSD):

   • The device has thermal shutdown protection that activates at approximately 160°C to prevent damage due to overheating.

9. Operating Temperature (TOPR):

   • The operating temperature range is from -40°C to 85°C. Ensure the device is used within this range to maintain reliability.

10. Storage Temperature (TSTG):

    • The storage temperature range is from -65°C to 150°C. Store the device in this range to prevent damage.

Additional Notes:

• Capacitors:
  • Place a 1μF ceramic capacitor close to the input pin to stabilize the input voltage.
  • Place a 1μF ceramic capacitor close to the output pin to stabilize the output voltage.
• PCB Layout:
  • Ensure proper PCB layout with short traces and adequate copper area for heat dissipation.
• Heat Sinking:
  • For applications requiring high output current, consider using a heat sink to improve thermal performance.

For more detailed information, refer to the datasheet provided by the manufacturer.

(For reference only)