S-8521B33MC DC/DC降压转换电源IC 3.3V SOT-153/SOT23-5 marking/标记 ATS 降压PWM控制，PWM /PFM切换
| 控制方式MODE | PWM/PFM |
| 输入电压VINInput Voltage | 2.3~10V |
| 输出电压VOUTOutput Voltage | 3.3V |
| 输出电流IOUTOutput Current | 120mA/0.12A |
| 震荡频率FOSCOscillation Frequency | 180KHZ |
| 内置FETBuilt-in FET | |
| Description & Applications | STEP-DOWN, PWM CONTROL or PWM / PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER •On-board power supplies of battery devices for mobile phone, electronic notebooks, PDAs. • Power supplies for audio equipment, including portable CD players and headphone stereo equipment. • Fixed voltage power supply for cameras, video and communication devices. • Power supplies for microcomputers • Conversion of AC adapter input to 5 V / 3 V. |
| 描述与应用 | 降压PWM控制，PWM / PFM切换 开关稳压控制器 •板载电源，手机，电子笔记本电脑，PDA电池设备。 •电源音响设备，包括便携式CD播放器和立体声耳机设备。 •固定相机，视频和通信设备的稳压电源。 •微机用电源 •AC适配器输入转换为5 V / 3 V。 |
| 规格书PDF |
