Details

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BUY TPS7A4101DGNR https://www.utsource.net/itm/p/8400413.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Input Voltage	VIN	Operating Range	1.6		5.5	V
Output Voltage	VOUT	Fixed		1.0		V
Output Current	IOUT	Continuous			300	mA
Quiescent Current	IQ	VIN = 3.3V, VOUT = 1.0V		7		μA
Dropout Voltage	VDROPOUT	IOUT = 300mA		280		mV
Load Regulation		IOUT: 0mA to 300mA		0.1		%
Line Regulation		VIN: 1.8V to 5.5V		0.1		%
Power Supply Rejection	PSRR	f = 1kHz		74		dB
Transient Response		Load Step: 0mA to 300mA
Operating Temperature	TOPR	Junction	-40		125	°C
Storage Temperature	TSTG		-65		150	°C

Instructions for Using TPS7A4101DGNR:

1. Input Voltage (VIN):

   • Ensure the input voltage is within the operating range of 1.6V to 5.5V.

2. Output Voltage (VOUT):

   • The device provides a fixed output voltage of 1.0V.

3. Output Current (IOUT):

   • The maximum continuous output current should not exceed 300mA.

4. Quiescent Current (IQ):

   • Keep in mind that the quiescent current is 7μA at VIN = 3.3V and VOUT = 1.0V.

5. Dropout Voltage (VDROPOUT):

   • At an output current of 300mA, the dropout voltage is typically 280mV.

6. Regulation:

   • Load regulation is typically 0.1% from 0mA to 300mA output current.
   • Line regulation is also typically 0.1% for input voltages ranging from 1.8V to 5.5V.

7. Power Supply Rejection Ratio (PSRR):

   • At a frequency of 1kHz, the PSRR is 74dB.

8. Transient Response:

   • For load steps from 0mA to 300mA, ensure the transient response meets system requirements.

9. Temperature Ranges:

   • Operate the device within the junction temperature range of -40°C to 125°C.
   • Store the device between -65°C and 150°C.

10. Layout Considerations:

    • Place input and output capacitors as close as possible to the device for optimal performance.
    • Use low ESR ceramic capacitors for both input and output to enhance stability.

11. Application Notes:

    • Refer to the datasheet for detailed application notes and circuit diagrams to ensure proper integration into your design.

(For reference only)