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型号: |
S-8353H50MC |
标记/丝印/代码/打字: |
IXJ |
厂家: |
SEIKO |
封装: |
SOT-153/SOT23-5 |
批号: |
02+ |
库存数量: |
800 |
所属分类: |
电源管理ICPower Management IC/PMIC DC/DC升压转换器DC/DC Step-Up Converter |
技术文档PDF: |
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S-8353H50MC IXJ 的参数 |
控制方式
MODE |
PWM |
输入电压VIN
Input Voltage |
〈10V |
输出电压VOUT
Output Voltage |
5V |
输出电流IOUT
Output Current |
320mA/0.32A |
震荡频率FOSC
Oscillation Frequency |
250KHz |
内置FET
Built-in FET |
有 |
Description & Applications |
STEP-UP, PWM CONTROL or PWM / PFM SWITCHABLE BUILT-IN TRANSISTOR SWITCHING REGULATOR ? Low voltage operation: Startup at 0.9 V min. (IOUT = 1 mA) guaranteed ? Low current consumption : During operation 18.7 μA (3.3 V, 50 kHz, typ.) During shutdown: 0.5 μA (max.) ? Duty ratio : Built-in PWM switching control circuit (S-8354 Series) 15 % to 83 % (30 kHz and 50 kHz models) 15 % to 78 % (250 kHz models) ? External parts : Coil, capacitor, and diode ? Output voltage : Selectable in 0.1 V steps between 1.5 V and 6.5 V (for VDD / VOUT separate types) Selectable in 0.1 V steps between 2.0 V and 6.5 V (for other than VDD / VOUT separate types) ? Output voltage accuracy : ±2.4% ? Oscillation frequency : 30 kHz, 50 kHz, and 250 kHz selectable ? Soft start function : 6 ms (50 kHz, typ.) ? Lead-free, Sn 100%, halogen-free ? Power supplies for portable equipment such as digital cameras, electronic notebooks, and PDAs ? Power supplies for audio equipment such as portable CD / MD players ? Constant voltage power supplies for cameras, VCRs, and communication devices ? Power supplies for microcomputers |
描述与应用 |
STEP-UP PWM控制,PWM / PFM切换 内置的晶体管开关稳压器 ?低电压工作:启动以0.9 V。 (IOUT = 1 mA时)保证 ?低功耗:工作时18.7μA(3.3 V,50 kHz,典型值) 休眠时:0.5μA(最大值) ?占空比:内置PWM切换控制电路(S-8354系列) 15%至83%(30千赫和50千赫模型) 15%?78%(250千赫型号) ?外部部件:线圈,电容器和二极管 ?输出电压:0.1 V步长之间1.5 V和6.5 V(VDD/ VOUT分离型可选) 可选择在0.1 V步骤之间2.0 V和6.5 V(VDD/ VOUT分离型以外) ?输出电压精度:±2.4% ?振荡频率:30千赫,50千赫,250千赫可选 ?软启动功能:6毫秒(50 kHz,典型值) ?无铅,SN100%,无卤素的 ?电源的便携式设备,如数码相机,电子记事本,PDA ?电源音频设备,如便携式CD/ MD播放器 ?恒压电源,摄像机,录像机,通信设备 ?微机用电源 |
技术文档PDF下载 |
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