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R1122N281B LDO Voltage Regulator 2.8V 190mV/0.19V SOT-153/SOT23-5 marking RU3M Short-Circuit Protection Over-Temperature Protection
| 电路数量 Number of Regulators | 1 |
| 输入电压VIN Voltage - Input | 7V |
| 输出电压VOUT Voltage - Output | 2.8V |
| 输出电流Io Current - Output | 100mA/0.1A |
| 最大压降VDO Voltage - Dropout | 190mV/0.19V |
| 带使能脚EN/CE(ON/OFF功能) With Enable Pin | 无 No |
| 最大耗散功率Pd Power dissipation | 250mW/0.25W |
| Description & Applications | LOW NOISE 150mA LDO REGULATOR ;•Ultra-Low Supply Current 100mA •Standby Mode 0.1mA •Low Dropout Voltage 0.19V (IOUT = 100mA, 3V Output type) • High Ripple Rejection 80dB (f = 1kHz) •Low Temperature-Drift Coefficient of Output Voltage ±100ppm/°C •Excellent Line Regulation 0.05%/V •High Accuracy Output Voltage±2.0% •Small Package •Output Voltage .Stepwise setting with a step of 0.1V in the range of 1.5V to 5.0V is possible. • Built-in chip enable circuit (2 Types; A: active “L”, B: active “H”) • Built-in Fold-back protection circuit Short Current Typ. 30mA • Power source for cellular phones such as GSM, CDMA, PCS and so forth. • Power source for domestic appliances such as cameras, VCRs and camcorders. •Power source for battery-powered equipment. |
| 描述与应用 | 低噪声150MA LDO稳压器;•超低电源电流100mA •模式0.1毫安待机 •低压差电压0.19V（IOUT=100mA时3V输出型） •高的纹波抑制80分贝（F=1kHz时） •低输出电压的温度漂移温度系数±100ppm/°C •卓越的线路调整率0.05％/ V •高输出电压精度±2.0％ •小包装 逐步设置在1.5V到5.0V范围内的每步0.1V•输出电压。 是可能的。 •内置芯片使能电路（2类型A：活跃的“L”，B：动态“H”） •内置折返保护电路短路电流的典型值。 30毫安 •电源蜂窝电话如GSM，CDMA，PCS等。 •电源为国内家电，如照相机，录像机和摄像机。 •电池供电设备的电源。 |
