B4251CK5-3.3 LDO电压调整器/稳压电源IC 3.3V 200mV/0.2V 带使能脚EN/CE SOT-153/SOT23-5 marking/标记 FF46 短路保护 过热保护
| 电路数量Number of Regulators | 1 |
| 输入电压VINVoltage - Input | 12V |
| 输出电压VOUTVoltage - Output | 3.3V |
| 输出电流IoCurrent - Output | 250mA/0.25A |
| 最大压降VDOVoltage - Dropout | 200mV/0.2V |
| 带使能脚EN/CE(ON/OFF功能)With Enable Pin | 有 Yes |
| 最大耗散功率PdPower dissipation | |
| Description & Applications | 250mA Low Dropout Voltage Regulators ；•Maximum Output Current: 250 mA. • Highly Accurate Output Voltage +/- 1.4% • Only 19µA Power Consumption MAX • Shutdown Supply Current 1µA • Ground Current of Less than 5µA • Very Low Dropout 0.12V at 100mA 0.23V at 250mA • Shutdown Mode for Power Savings • With ON/OFF & BYPASS Features • Battery Powered Equipment • Notebook PC, Palmtops, PDA • Portable Cameras and Video Recorders • Reference Voltage Sources • Cellular / GSM / PCS Phones |
| 描述与应用 | 250毫安低压差稳压器;•最大输出电流：250毫安。 •高精度输出电压+ / - 1.4％ •只有19μA功耗MAX •关断电源电流1μA •接地电流小于5μA •非常低压差为250mA在100mA0.23V0.12V •节省功耗的关断模式 •ON / OFF BYPASS功能 •电池供电设备 •笔记本电脑，掌上电脑，PDA •便携式相机和录像机 •参考电压源 •蜂窝/ GSM/ PCS电话 |
| 规格书PDF |
