Details

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BUY MP6404 https://www.utsource.net/itm/p/12610577.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Input Voltage	VIN	2.7	-	5.5	V	Operating input voltage range
Output Voltage	VOUT	-	-	-	V	Programmable from 0.8V to VIN, set by external resistor divider
Quiescent Current	IQ	-	23	-	渭A	Quiescent current at no load
Shutdown Current	ISD	-	1	-	渭A	Current consumption in shutdown mode
Load Current (Max)	IOUT	-	-	300	mA	Maximum continuous output current
Dropout Voltage	VDROPOUT	-	180	-	mV	Typical dropout voltage at full load (300mA)
Operating Temperature	TOPR	-40	-	85	掳C	Operating temperature range
Storage Temperature	TSTG	-40	-	150	掳C	Storage temperature range
PSRR at 1kHz	PSRR	-	60	-	dB	Power supply rejection ratio at 1kHz
Line Regulation	-	-	0.02	-	%/V	Change in output voltage per volt change in input voltage
Load Regulation	-	-	0.05	-	%/mA	Change in output voltage per milliamp change in load current
Thermal Resistance (胃JA)	-	-	125	-	掳C/W	Thermal resistance from junction to ambient for SOT-23 package

Instructions for Use:

1. Input Voltage (VIN):

   • Ensure the input voltage is within the specified range of 2.7V to 5.5V.
   • Do not exceed the maximum input voltage to avoid damaging the device.

2. Output Voltage (VOUT):

   • The output voltage can be programmed using an external resistor divider.
   • Calculate the resistor values using the formula: ( V_ = V_ left(1 + fracright) ), where ( V_ ) is typically 0.8V.

3. Quiescent Current (IQ):

   • The quiescent current is 23渭A at no load, which helps in maintaining low power consumption in low-power applications.

4. Shutdown Current (ISD):

   • When the shutdown pin is pulled low, the device enters a low-power shutdown mode with a typical current consumption of 1渭A.

5. Load Current (IOUT):

   • The device can provide up to 300mA of continuous output current.
   • Ensure the load does not exceed this limit to prevent overheating or damage.

6. Dropout Voltage (VDROPOUT):

   • The typical dropout voltage is 180mV at full load, allowing the device to operate efficiently even when the input voltage is close to the output voltage.

7. Operating Temperature (TOPR):

   • The device operates reliably within the temperature range of -40掳C to 85掳C.
   • Avoid operating the device outside this range to prevent performance degradation or failure.

8. Storage Temperature (TSTG):

   • Store the device in an environment with temperatures ranging from -40掳C to 150掳C to ensure long-term reliability.

9. PSRR (Power Supply Rejection Ratio):

   • The device has a typical PSRR of 60dB at 1kHz, effectively rejecting noise from the input supply.

10. Line Regulation:

    • The line regulation is 0.02% per volt change in input voltage, ensuring stable output voltage even with variations in input voltage.

11. Load Regulation:

    • The load regulation is 0.05% per milliamp change in load current, maintaining a consistent output voltage under varying load conditions.

12. Thermal Resistance (胃JA):

    • The thermal resistance from junction to ambient is 125掳C/W for the SOT-23 package.
    • Ensure adequate heat dissipation to keep the device within safe operating temperatures, especially under high load conditions.

(For reference only)