R1141Q281B LDO电压调整器/稳压电源IC 2.8V 180mV/0.18V SOT-343/SC-82 marking/标记 BJ 短路保护 过热保护
| 电路数量Number of Regulators | 1 |
| 输入电压VINVoltage - Input | 6.5V |
| 输出电压VOUTVoltage - Output | 2.8V |
| 输出电流IoCurrent - Output | 120mA/0.12A |
| 最大压降VDOVoltage - Dropout | 180mV/0.18V |
| 带使能脚EN/CE(ON/OFF功能)With Enable Pin | 无 No |
| 最大耗散功率PdPower dissipation | 150mW/0.15W |
| Description & Applications | SC82 120mA LDO REGULATOR ;•Ultra-Low Supply Current TYP. 90µA • Standby Mode 0.1µA • Low Dropout Voltage 0.15V(IOUT=100mA Output Voltage=3.0V Type) • High Ripple Rejection 75dB(VOUT≤2.4V),70dB(VOUT≥2.5V) (f=1kHz) • Low Temperature-Drift Coefficient of Output Voltage TYP. ±100ppm/°C • Excellent Line Regulation 0.05%/V • High Output Voltage Accuracy ±1.5% or ±30mV(VOUT≤2.0V) • Excellent Dynamic Response •Output Voltage Stepwise setting with a step of 0.1V in the range of 1.5V to 4.0V is possible • Built-in chip enable circuit (B/D: active high) • Built-in fold-back protection circuit TYP. 40mA (Current at short mode) • Ceramic capacitor can be used for Output pin Recommended value is 2.2µF or more. • Power source for cellular phones such as GSM, CDMA and various kinds of PCS. • Power source for electrical appliances such as cameras, VCRs, camcorders, and hand-held communication equipment. • Power source for battery-powered equipment. • Very stable Voltage Reference |
| 描述与应用 | SC82120MA LDO稳压器;•超低电源电流的典型值。 90μA •待机模式0.1μA •低压差电压0.15V（IOUT=100mA输出电压=3.0V） •高纹波的抑制75分贝（VOUT≤2.4V），70分贝（VOUT≥2.5V）（F =1kHz时） •低温度漂移系数的输出电压典型值。温度系数±100ppm/°C •卓越的线路调整率0.05％/ V •高输出电压精度±1.5％或±30mV的（VOUT≤2.0V） •出色的动态响应 •输出电压范围为1.5V至0.1V的步骤逐步设置4.0V 可能 •内置芯片使能电路（B / D：高电平有效） •内置折返保护电路TYP。 40mA（附加电流在很短的模式） •陶瓷电容器可用于输出引脚的推荐值是2.2μF或更多。 •电源蜂窝电话如GSM，CDMA和各种PCS。 •电源的电器，如摄像机，录像机，摄像机，手持通信设备。 •电池供电设备的电源。 •非常稳定的电压参考 |
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