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L1089C3.3B LDO Voltage Regulator 3.3V 1.1V SOT-89 marking 89-3.3B 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 | 3.3V |
| 输出电流Io Current - Output | 300mA/0.3A |
| 最大压降VDO Voltage - Dropout | 1.1V |
| 带使能脚EN/CE(ON/OFF功能) With Enable Pin | 无 No |
| 最大耗散功率Pd Power dissipation | |
| Description & Applications | 0.3A Fixed Low Dropout Linear Regulator (LDO) ;•Fixed 3.3V output voltage •Low dropout voltage •Low ground current •Fast transient response •Current & thermal limiting •Line regulation: 0.5% typical •Load regulation: 0.5% typical •Available in SOT-89 package •Low voltage micro-controllers •Battery Chargers •5V to 3.3V linear regulators •Motherboard clock supplies •Post regulator for switching supplies |
| 描述与应用 | 0.3A低压差固定 线性稳压器（LDO）;•固定3.3V输出电压 •低电压降 •低接地电流 •快速瞬态响应 •电流和热限制 •线调节：0.5％（典型值） •负载稳压率：0.5％（典型值） •在可利用的在SOT-89两种封装形式中 •低电压微控制器 •电池充电器 •5V到3.3V线性稳压器 •主板时钟用品 后置稳压开关电源 |
