BD2051AFJ
1ch High Side Switch ICs for USB Devices and Memory Cards
BD2051AFJ
1ch High Side Switch ICs for USB Devices and Memory Cards
用于USB端口的单通道高端开关内置一个使用在通用串行总线(USB)上的高端开关。电源开关部内置一个低导通电阻的N MOSFET电路。另外,内置过电流检测、过温度检测、低电压锁定、软启动功能。
主要规格
特性:
Supply Voltage(Min.)[V]
2.7
Supply Voltage(Max.)[V]
5.5
Current consumption(Typ.)[µA]
90
ON Resistance [mΩ]
80
Channel Number [ch]
1
Control Input Logic
Active High
Over Current Detect [A]
0.7 to 1.6
Output Turn on Time [ms]
1.2
Thermal Shut Down
Recovery
Flag Output Delay at Over Current [ms]
1.3
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
85
Package Size [mm]
4.9x6 (t=1.65)
特点:
・连续输出负载电流Typ=0.5A (BD2041AFJ / BD2051AFJ / BD6518FJ / BD6519FJ)
Typ=1.0A (BD2061AFJ, BD2065AFJ)
・软启动功能
・过电流检测、限制电路
・过温度检测电路
・低电压锁定
・开漏极外部通知端子
・防止电源开关关断时的逆流
・电源电压输入范围
2.7V~5.5V (BD2041AF / BD2051AFJ / BD2061AFJ / BD2065AFJ)
3.0V~5.5V (BD6518F / BD6519FJ)
・工作温度范围 -40℃~85℃