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MIC5020AJ PDF预览

MIC5020AJ

更新时间: 2024-11-19 13:11:31
品牌 Logo 应用领域
麦瑞 - MICREL 驱动器
页数 文件大小 规格书
7页 102K
描述
Buffer/Inverter Based MOSFET Driver, BIMOS, CDIP8, CERDIP-8

MIC5020AJ 技术参数

是否Rohs认证:不符合生命周期:Obsolete
零件包装代码:DIP包装说明:DIP, DIP8,.3
针数:8Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.8Is Samacsys:N
高边驱动器:NO输入特性:SCHMITT TRIGGER
接口集成电路类型:BUFFER OR INVERTER BASED MOSFET DRIVERJESD-30 代码:R-GDIP-T8
JESD-609代码:e0长度:9.652 mm
功能数量:1端子数量:8
最高工作温度:125 °C最低工作温度:-55 °C
输出特性:TOTEM-POLE输出极性:TRUE
封装主体材料:CERAMIC, GLASS-SEALED封装代码:DIP
封装等效代码:DIP8,.3封装形状:RECTANGULAR
封装形式:IN-LINE峰值回流温度(摄氏度):NOT SPECIFIED
电源:12 V认证状态:Not Qualified
座面最大高度:5.08 mm子类别:MOSFET Drivers
最大压摆率:25 mA最大供电电压:50 V
最小供电电压:11 V标称供电电压:12 V
表面贴装:NO技术:BIMOS
温度等级:MILITARY端子面层:Tin/Lead (Sn/Pb)
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
断开时间:1.5 µs接通时间:0.8 µs
宽度:7.62 mmBase Number Matches:1

MIC5020AJ 数据手册

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MIC5020  
Current-Sensing Low-Side MOSFET Driver  
General Description  
Features  
The MIC5020 low-side MOSFET driver is designed to oper-  
ate at frequencies greater than 100kHz (5kHz PWM for 2% to  
100% duty cycle) and is an ideal choice for high-speed  
applications such as motor control, SMPS (switch mode  
powersupplies),andapplicationsusing IGBTs. TheMIC5020  
canalsooperateasacircuitbreakerwithorwithoutautomatic  
retry. The MIC5020’s maximum supply voltage lends itself to  
control applications using up to 50V. The MIC5020 can  
control MOSFETs that switch voltages greater than 50V.  
• 11V to 50V operation  
• 175ns rise/fall time driving 2000pF  
• TTL compatible input with internal pull-down resistor  
• Overcurrent limit  
• Fault output indication  
• Gate to source protection  
• Compatible with current sensing MOSFETs  
Applications  
• Lamp control  
• Heater control  
• Motor control  
• Solenoid switching  
• Switch-mode power supplies  
• Circuit breaker  
A rising or falling edge on the input results in a current source  
orsinkpulseonthegateoutput. Thisoutputcurrentpulsecan  
turn on or off a 2000pF MOSFET in approximately 175ns.  
The MIC5020 then supplies a limited current (< 2mA), if  
necessary, to maintain the output state.  
Anovercurrentcomparatorwithatripvoltageof50mVmakes  
the MIC5020 ideal for use with a current sensing MOSFET.  
An external low value resistor may be used instead of a  
sensing MOSFET for more precise overcurrent control. An  
optional external capacitor connected to the C pin may be  
T
Ordering Information  
used to control the current shutdown duty cycle from 20% to  
< 1%. A duty cycle from 20% to about 75% is possible with  
an optional pull-up resistor from C to V . An open collector  
Part Number  
MIC5020BM  
MIC5020BN  
Temperature Range  
–40°C to +85°C  
Package  
8-pin SOIC  
T
DD  
output provides a fault indication when the sense inputs are  
tripped.  
–40°C to +85°C  
8-pin Plastic DIP  
The MIC5020 is available in 8-pin SOIC and plastic DIP  
packages.  
Other members of the MIC502x series include the MIC5021  
high-side driver and the MIC5022 half-bridge driver with a  
cross-conduction interlock.  
Typical Application  
V+  
+11V to +50V  
10µF  
MIC5020  
1
2
3
4
8
7
6
5
N-Channel  
Power MOSFET  
VDD  
Gate  
150kHz max.  
Input  
Fault  
CT  
Sense  
Sense+  
Gnd  
50mV  
ITRIP  
RSENSE  
=
optional*  
RSENSE  
* increases time before retry  
Low-Side Driver with Overcurrent Trip and Retry  
5-162  
October 1998  

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