BD2221G
1ch Small Package High Side Switch ICs for USB Devices and Memory Cards
BD2221G
BD2221G
1ch Small Package High Side Switch ICs for USB Devices and Memory Cards
記憶卡插槽用的高壓側開關(high side switch)IC對記憶卡插槽的供電線具有過電流限制功能。電源開關部內建一個低Rds ON的N MOSFET。另外，還內建過熱檢測、低電壓鎖定、緩起動功能。
Product Detail
規格:
Supply Voltage(Min.)[V]
2.7
Supply Voltage(Max.)[V]
5.5
Current consumption(Typ.)[µA]
110
ON Resistance [mΩ]
160
Channel Number [ch]
1
Control Input Logic
Active Low
Over Current Detect [A]
0.5 to 1.0
Output Turn on Time [ms]
1
Thermal Shut Down
Recovery
Flag Output Delay at Over Current [ms]
15
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
85
Package Size [mm]
2.9x2.8 (t=1.25)
功能:
・內建1個低Rds ON(Typ=160mΩ)的Nch MOSFET電路・連續輸出負載電流500mA
・過電流限制電路（OCD）
・輸出OFF閂鎖動作
・低電壓誤動作防止電路(UVLO)
・過熱保護電路(TSD)
・緩啓動功能
・開汲極外部通知端子
・控制輸出邏輯“L”起動
・開關OFF時的逆流防止
・SSOP5封裝
