400毫安, 1.25 MHz的高效率,降压转换器在薄SOT23 400-mA, 1.25-MHz, HIGH-EFFICIENCY, STEP-DOWN CONVERTER IN THIN-SOT23
DESCRIPON
The TPS6222x devices are a family of high-efficiency, synchronous step-down converters ideally suited for portable systems powered by 1-cell Li-Ion or 3-cell NiMH/NiCd batteries. The devices are also suitable to operate from a standard 3.3-V or 5-V voltage rail.
FEATURES
• High-Efficiency Synchronous Step-Down Converter With up to 95% Efficiency
• 2.5-V to 6-V Input Voltage Range
• Adjustable Output Voltage Range From 0.7 V to VI
• Fixed Output Voltage Options Available
• Up to 400-mA Output Current
• 1.25-MHz Fixed Frequency PWM Operation
• Highest Efficiency Over Wide Load Current Range Due to Power-Save Mode
• 15 µA Typical Quiescent Current
• Soft Start
• 100% Duty Cycle Low-Dropout Operation
• Dynamic Output-Voltage Positioning
• Available in TSOT23 Package
APPLICATIONS
• PDAs and Pocket PC
• Cellular Phones, Smart Phones
• OMAP™ and Low Power DSP Supply
• Digital Cameras
• Portable Media Players
• Portable Equipment
• WLAN PC Cards
电源电压DC 6.00V max
输出接口数 1
输出电压 2.3 V
输出电流 400 mA
静态电流 15.0 µA
调节输出数 1
开关频率 1.25 MHz
拓扑结构 Buck
输入电压Max 6 V
输入电压Min 2.5 V
输出电压Min 2.3 V
输出电流Max 0.4 A
工作温度Max 85 ℃
工作温度Min 40 ℃
电源电压 2.5V ~ 6V
输入电压 2.5V ~ 6V
安装方式 Surface Mount
引脚数 5
封装 TSOT-23-5
封装 TSOT-23-5
工作温度 -40℃ ~ 85℃
产品生命周期 Active
包装方式 Tape & Reel TR
RoHS标准 RoHS Compliant
含铅标准 Lead Free
型号/品牌 | 代替类型 | 替代型号对比 |
---|---|---|
TPS62223DDCR TI 德州仪器 | 当前型号 | 当前型号 |
TPS62223DDCT 德州仪器 | 类似代替 | TPS62223DDCR和TPS62223DDCT的区别 |