Details

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BUY U211B2 https://www.utsource.net/itm/p/12606510.html

Parameter	Symbol	Min	Typ	Max	Unit	Notes
Input Voltage	V_IN	2.7	-	5.5	V
Output Voltage	V_OUT	-	3.3	-	V	Fixed
Output Current	I_OUT	-	250	300	mA
Quiescent Current	I_Q	-	1	2	渭A
Dropout Voltage	V_DROPOUT	-	200	300	mV	@ I_OUT = 300mA, V_IN = 3.6V
Load Regulation	-	-	0.2	-	%	@ I_OUT = 10mA to 300mA
Line Regulation	-	-	0.1	-	%	@ V_IN = 2.7V to 5.5V
Ripple Rejection	-	-	70	-	dB	@ 1kHz, V_IN = 5V, I_OUT = 10mA
Operating Temp.	T_OP	-40	-	85	掳C
Storage Temp.	T_STOR	-65	-	150	掳C

Instructions for U211B2:

1. Input Connection:

   • Connect the input voltage (V_IN) to the IN pin.
   • Ensure the input voltage is within the range of 2.7V to 5.5V.

2. Output Connection:

   • Connect the output voltage (V_OUT) to the OUT pin.
   • The output voltage is fixed at 3.3V.

3. Ground Connection:

   • Connect the ground (GND) to the GND pin.

4. Capacitors:

   • Place a 1渭F ceramic capacitor between the IN pin and GND as close to the device as possible.
   • Place a 1渭F ceramic capacitor between the OUT pin and GND as close to the device as possible.

5. Thermal Considerations:

   • Ensure adequate heat dissipation if operating at high output currents.
   • The device can operate up to 85掳C ambient temperature.

6. Stability:

   • The device is stable with ceramic capacitors. No additional components are required for stability.

7. Storage:

   • Store the device in a dry environment to avoid moisture damage.
   • The storage temperature range is -65掳C to 150掳C.

8. Handling:

   • Handle the device with care to avoid static discharge.
   • Follow ESD (Electrostatic Discharge) precautions during handling and installation.

(For reference only)