Details

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BUY LM2731YMF/NOPB https://www.utsource.net/itm/p/12374845.html

Parameter	Symbol	Min	Typ	Max	Unit	Conditions
Input Voltage	VIN	2.7	-	5.5	V
Output Voltage	VOUT	-	1.8	-	V	Fixed output voltage
Quiescent Current	IQ	-	10	-	μA	VIN = 3.6V, VOUT = 1.8V
Shutdown Current	ISD	-	0.1	-	μA	VIN = 3.6V, SHDN = 0V
Load Regulation	ΔVOUT	-	1	-	mV	ILOAD = 0mA to 100mA
Line Regulation	ΔVOUT	-	1	-	mV	VIN = 2.7V to 5.5V
Dropout Voltage	VDROPOUT	-	200	-	mV	ILOAD = 100mA
Operating Junction Temp	TJOP	-40	-	125	°C

Instructions for LM2731YMF/NOPB

1. Input Capacitor (CIN):

   • A ceramic capacitor of at least 1μF is recommended for stability and transient response. Place it as close as possible to the input pins.

2. Output Capacitor (COUT):

   • Use a ceramic capacitor with a value of at least 1μF. This ensures stability and proper regulation.

3. Shutdown Function:

   • The device can be shut down by pulling the SHDN pin low. When in shutdown mode, the quiescent current drops to approximately 0.1μA.

4. Thermal Considerations:

   • Ensure adequate heat dissipation if operating at higher temperatures or under heavy loads. The maximum operating junction temperature is 125°C.

5. PCB Layout:

   • Keep the PCB traces short and wide to minimize parasitic inductance and resistance, which can affect performance.

6. Application Circuit:

   • Refer to the typical application circuit provided in the datasheet for layout guidance and component values.

7. Storage and Handling:

   • Follow standard ESD handling procedures to prevent damage to the device. Store in original packaging until ready to use.

For detailed specifications and additional information, refer to the full datasheet available from the manufacturer.

(For reference only)