SGM2031

GENERAL DESCRIPTION The SGM2031 is a low power and low dropout voltage RF linear regulator. It is capable of supplying 250mA output current with typical dropout voltage of only 230mV. The operating input voltage range is from 2.5V to 5.5V. The fixed output voltage range is from 1.2V to 3.3V. Other features include logic-controlled shutdown mode, output current limit and thermal shutdown protection. The SGM2031 is available in a Green UTDFN-1×1-4L package. It operates over an operating temperature range of -40℃ to +85℃. SGM2031 Low Power, Low Dropout, RF Linear Regulator FEATURES  Operating Input Voltage Range: 2.5V to 5.5V  Fixed Output Voltages: 1.2V, 1.5V, 1.8V, 2.5V, 2.6V, 2.8V, 2.85V, 3.0V and 3.3V  Output Voltage Accuracy: ±3% at +25℃  Low Output Noise: 140μVRMS (TYP)  Low Dropout Voltage: 230mV (TYP) at 250mA  High PSRR: 72dB (TYP) at 1kHz  Low No Load Supply Current: 95µA (TYP)  Thermal Shutdown Protection  Output Current Limit  Shutdown Current: 0.01μA (TYP)  -40℃ to +85℃ Operating Temperature Range  Available in a Green UTDFN-1×1-4L Package TYPICAL APPLICATION APPLICATIONS Modems MP3 Players Cellular Telephones PCMCIA Cards Palmtop Computers Portable Electronics VIN 2.5V to 5.5V CIN 1μF 4 IN OUT 1 SGM2031 ON 3 EN OFF GND 2 VOUT COUT 1μF Figure 1. Typical Application Circuit SG Micro Corp www.sg-micro.com MAY 2016 – REV. B. 2 SGM2031 Low Power, Low Dropout, RF Linear Regulator PACKAGE/ORDERING INFORMATION MODEL VOUT (V) PACKAGE DESCRI...