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MB3870PFV-G-BND PDF预览

MB3870PFV-G-BND

更新时间: 2024-01-21 17:21:35
品牌 Logo 应用领域
富士通 - FUJITSU 转换器
页数 文件大小 规格书
25页 226K
描述
Pentium II DC/DC Converter IC

MB3870PFV-G-BND 技术参数

是否Rohs认证: 不符合生命周期:Contact Manufacturer
包装说明:LSSOP, SSOP24,.3Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.9模拟集成电路 - 其他类型:SWITCHING CONTROLLER
控制模式:VOLTAGE-MODE控制技术:PULSE WIDTH MODULATION
最大输入电压:18 V最小输入电压:4.6 V
标称输入电压:5 VJESD-30 代码:R-PDSO-G24
长度:7.75 mm功能数量:1
端子数量:24最高工作温度:85 °C
最低工作温度:-30 °C最大输出电流:0.8 A
封装主体材料:PLASTIC/EPOXY封装代码:LSSOP
封装等效代码:SSOP24,.3封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, LOW PROFILE, SHRINK PITCH峰值回流温度(摄氏度):NOT SPECIFIED
认证状态:Not Qualified座面最大高度:1.45 mm
子类别:Switching Regulator or Controllers表面贴装:YES
切换器配置:PUSH-PULL最大切换频率:500 kHz
技术:BIPOLAR温度等级:OTHER
端子形式:GULL WING端子节距:0.65 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:5.6 mm

MB3870PFV-G-BND 数据手册

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FUJITSU SEMICONDUCTOR  
DATA SHEET  
DS04-27218-4E  
ASSP For Power Supply Applications  
Pentium® II DC/DC Converter IC  
MB3870  
DESCRIPTION  
The FUJITSU MB3870 is a pulse width modulation (PWM) DC/DC converter IC chip that provides a selection of  
1.3 V to 3.5 V output voltages for Pentium®* CPU’s, using a 5-bit input signal information.  
The MB3870 utilizes synchronous rectification for high efficiency and features a soft-start/discharge control  
function for ease in designing power supplies in multi-supply systems, making it ideal for Pentium® II power supply  
systems.  
* : Pentium is the registered trademark of Intel Corporation.  
FEATURES  
• Highly efficient for using synchronous rectification scheme  
• On-chip soft-start/discharge control circuit  
• High precision output voltage: ±1.2%  
• 5-bit, 32-step DAC: 3.5 V to 2.1 V in 100 mV steps  
2.05 V to 1.3 V in 50 mV steps  
• Frequency range: 100 kHz to 500 kHz using variable resistance (on-chip frequency setting capacitance)  
• Standby current: 0 µA TYP  
• On-chip PWRGOOD circuit for output voltage state detection  
• Timer-latch short-circuit protection circuit, and overvoltage protection circuit for output protection  
PACKAGE  
24-pin Plastic SSOP  
(FPT-24P-M03)  

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