BD2243G
1ch 過電流檢測値可變型 High Side 開關 IC
BD2243G
1ch 過電流檢測値可變型 High Side 開關 IC
BD2242G、BD2243G將使用於通用序列匯流排(USB)電源線的High Side 開關內建於單1頻道。功率開關部中將低導通電阻的N通道MOSFET內建於單1 電路、並內建過電流限制、過温度保護、低電壓鎖定、緩啟動等功能。另外，透過變更外接電組的方式，過電流檢測値可在200mA到1.7A的範圍內調整。
Product Detail
規格:
Supply Voltage(Min.)[V]
2.8
Supply Voltage(Max.)[V]
5.5
Current consumption(Typ.)[µA]
120
ON Resistance [mΩ]
89
Channel Number [ch]
1
Control Input Logic
Active Low
Over Current Detect [A]
0.2 to 1.7
Output Turn on Time [ms]
1
Thermal Shut Down
Recovery
Flag Output Delay at Over Current [ms]
7
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
85
Package Size [mm]
2.9x2.8 (t=1.25)
功能:
・ Adjustable Current Limit Threshold: 200mA to 1.7A・ Low On-Resistance (Typ. 89mΩ) N-channel MOSFET Built-in
・ Soft-Start Circuit
・ Output Discharge Function
・ Open-Drain Fault Flag Output
・ Thermal Shutdown
・ Under-Voltage Lockout
・ Reverse Current Protection when Power Switch Off
・ Control Input Logic - Active-High: BD2242G - Active-Low: BD2243G
