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Versatile Package FULL CMOS LDO Regulator - BU22UA3WNVX

BUxxUA3WNVX series is high-performance FULL CMOS regulator with 300-mA output, which is mounted on versatile package SSON004X1010 (1.00mm x 1.00 mm x 0.60mm). It has excellent noise characteristics and load responsiveness characteristics despite its low circuit current consumption of 50µA. It is most appropriate for various applications such as power supplies for logic IC, RF, and camera modules.ROHM’s.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
Part Number
Status
Package
Unit Quantity
Minimum Package Quantity
Packing Type
RoHS
BU22UA3WNVX-TL Active SSON004X1010 5000 5000 Taping Yes
 
Specifications:
Grade Standard
Breakdown Voltage(Max.)[V] 6.0
ch 1
Vin(Min.)[V] 1.7
Vin(Max.)[V] 5.5
Vout (Typ.) [V] 2.2
Vout Precision ±25mV
Iout(Max.)[A] 0.3
Circuit Current[mA] 0.05
Shutdown Function Yes
Thermal Shut-down Yes
Over Current Protection Yes
Over Voltage Protection No
Discharge Function Yes
Soft Start No
Ripple Rejection [dB] 70.0
Load Regulation[mV] 10
Input Capacitor[µF] 0.47
Output Capacitor[µF] 0.47
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 85
Features:
  • ・ High accuracy detection
    ・ low current consumption
    ・ Compatible with small ceramic capacitor (Cin=Co=1.0uF)
    ・ With built-in output discharge circuit
    ・ High ripple rejection
    ・ ON/OFF control of output voltage
    ・ With built-in over current protection circuit and thermal shutdown circuit
    ・ Low dropout voltage
 
 
Technical Data
Application Note

Thermal Resistance

Application Note

BUxxUA3, BUxxTD2 Series PCB Layout

Application Note

Basics of Linear Regulators

Application Note

Linear Regulator Specifications

Application Note

Reverse Voltage Protection

Application Note

Simple Test Method for Estimating the Stability of Linear Regulators

Application Note

Table of resistance for output voltage setting on linear regulator Ics