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ST750ACDTR PDF预览

ST750ACDTR

更新时间: 2024-02-08 03:34:40
品牌 Logo 应用领域
意法半导体 - STMICROELECTRONICS 稳压器开关式稳压器或控制器电源电路开关式控制器光电二极管
页数 文件大小 规格书
14页 266K
描述
Adjustable step-down, current-mode PWM DC-DC converters

ST750ACDTR 技术参数

是否Rohs认证: 符合生命周期:Obsolete
零件包装代码:DIP包装说明:DIP,
针数:8Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.74Is Samacsys:N
模拟集成电路 - 其他类型:SWITCHING REGULATOR控制模式:CURRENT-MODE
控制技术:PULSE WIDTH MODULATION最大输入电压:11 V
最小输入电压:4 V标称输入电压:5 V
JESD-30 代码:R-PDIP-T8JESD-609代码:e3
功能数量:1端子数量:8
最高工作温度:70 °C最低工作温度:
最大输出电流:2 A封装主体材料:PLASTIC/EPOXY
封装代码:DIP封装形状:RECTANGULAR
封装形式:IN-LINE峰值回流温度(摄氏度):NOT SPECIFIED
认证状态:Not Qualified座面最大高度:4.8 mm
表面贴装:NO切换器配置:BUCK
最大切换频率:220 kHz技术:CMOS
温度等级:COMMERCIAL端子面层:Matte Tin (Sn)
端子形式:THROUGH-HOLE端子节距:2.54 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:7.62 mmBase Number Matches:1

ST750ACDTR 数据手册

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ST750A  
Adjustable step-down, current-mode PWM DC-DC converters  
Features  
Up to 450mA load currents  
200kHz high-frequency current-mode PWM  
85% to 96% efficiencies  
33mH or 100mH pre-selected inductor value,  
no component design required  
SO-8  
0.8mA quiescent current  
0.3µA shutdown supply current  
Adjustable output voltage  
Overcurrent, soft-start and undervoltage  
provides precise output regulation and excellent  
transient responses. Output voltage accuracy is  
guaranteed to be 4.5% plus feedback resistor  
tolerance over line, load, and temperature  
variations.  
lockout protection  
Cycle-by-cycle current limiting  
Package available: SO-8  
Fixed-frequency switching and absence of sub-  
harmonic ripple allows easy filtering of output  
ripple and noise, as well as the use of small  
external components. This regulators require only  
a single inductor value to work in most  
applications, so no inductor design is necessary.  
Typical applications are: Cellular phones &  
radios, portable Instruments, Portable  
Communications Equipment and Computer  
Peripherals.  
Description  
The ST750A is an adjustable output CMOS, step-  
down switching regulator. The ST750A accepts  
inputs between 4V and 11V and delivers 450mA.  
Typical efficiencies are 85% to 96%.  
Quiescent supply current is 0.8mA and only  
0.3mA in shutdown mode. The output does not  
exhibit frequency over this specified range. Pulse-  
width modulation (PWM) current-mode control  
Order code  
Part number  
Packaging  
ST750AC  
ST750ACDTR  
May 2007  
Rev. 3  
1/14  
www.st.com  
14  

ST750ACDTR 替代型号

型号 品牌 替代类型 描述 数据表
ST750ACD STMICROELECTRONICS

完全替代

ADJUSTABLE STEP-DOWN, CURRENT-MODE PWM DC-DC CONVERTERS

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