SGM2031是一款低功耗、低噪声、低压差射频线性稳压器。它能够提供250mA的输出电流,典型的压降电压只有230mV。工作输入电压范围为2.5V至5.5V。固定输出电压范围为1.2V至3.3V。 其他功能包括逻辑控制关机模式、输出电流限制和热关机保护。 SGM2031适用于需要低噪音和低电源的应用,如MP3播放器、掌上电脑等。 SGM2031采用绿色UTDFN-1×1-4L封装。其工作温度
The SGM2031 is a low power, low noise 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 suitable for application which needs low noise and low power supply, such as MP3 players, palmtop computers, etc.
The SGM2031 is available in a Green UTDFN-1×1-4L package. It operates over an operating temperature range of -40℃ to +85℃.
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
Modems
MP3 Players
Cellular Telephones
PCMCIA Cards
Palmtop Computers
Portable Electronics
工作时间 早9:00 - 晚18:00 周六日休息
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