Details

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BUY MPS4250 https://www.utsource.net/itm/p/12610207.html

Parameter	Symbol	Test Conditions	Min	Typ	Max	Unit
Supply Voltage	VCC	-	1.8	-	5.5	V
Quiescent Current	IQ	VCC = 5V, No Load	-	30	-	渭A
Output Current	IO	-	0	150	200	mA
Dropout Voltage	VDROP	IO = 150mA, VCC = 3.3V	-	250	-	mV
Line Regulation	-	IO = 100mA, VCC from 2.7V to 5.5V	-	0.05	-	%
Load Regulation	-	VCC = 3.3V, IO from 0 to 150mA	-	0.05	-	%
PSRR (Power Supply Rejection Ratio)	-	f = 1kHz, IO = 100mA	-	60	-	dB
Operating Temperature	TOP	-	-40	-	125	掳C
Storage Temperature	TSTG	-	-65	-	150	掳C

Instructions for Use:

1. Supply Voltage (V_CC):

   • Ensure the supply voltage is within the range of 1.8V to 5.5V.
   • Avoid exceeding the maximum voltage to prevent damage to the device.

2. Quiescent Current (I_Q):

   • The quiescent current is typically 30 渭A at 5V with no load. This low current consumption makes the MPS4250 suitable for battery-powered applications.

3. Output Current (I_O):

   • The device can provide up to 200 mA of output current, with a typical value of 150 mA.
   • Ensure the load does not exceed the maximum output current to avoid overheating or damage.

4. Dropout Voltage (V_DROP):

   • The dropout voltage is typically 250 mV at 150 mA and 3.3V supply.
   • This low dropout voltage allows the device to maintain regulation even when the input voltage is close to the output voltage.

5. Line Regulation:

   • The line regulation is typically 0.05% over the input voltage range from 2.7V to 5.5V.
   • This ensures stable output voltage despite variations in the input voltage.

6. Load Regulation:

   • The load regulation is typically 0.05% over the output current range from 0 to 150 mA.
   • This ensures stable output voltage despite changes in the load current.

7. PSRR (Power Supply Rejection Ratio):

   • The PSRR is typically 60 dB at 1 kHz and 100 mA load current.
   • This high PSRR helps in reducing the effect of power supply noise on the output voltage.

8. Operating Temperature (T_OP):

   • The operating temperature range is from -40掳C to 125掳C.
   • Ensure the device operates within this temperature range to maintain reliability and performance.

9. Storage Temperature (T_STG):

   • The storage temperature range is from -65掳C to 150掳C.
   • Store the device in a controlled environment to avoid damage due to extreme temperatures.

10. Mounting and Handling:

    • Handle the device with care to avoid mechanical stress.
    • Follow standard ESD (Electrostatic Discharge) precautions to prevent damage to the device.

11. Circuit Design:

    • Use appropriate decoupling capacitors (typically 10 渭F and 0.1 渭F) close to the input and output pins to ensure stability and reduce noise.
    • Ensure proper PCB layout to minimize inductance and resistance in the power paths.

(For reference only)