新设计非推荐
BD87A28FVM
Voltage Detector with Watchdog Timer
BD87A28FVM
新设计非推荐
BD87A28FVM
Voltage Detector with Watchdog Timer
为支持现有客户而生产的产品。不对新设计出售此产品。
主要规格
特性：
Under Voltage Detection Voltage [V] (typ.)
2.8
VDET Precision [%]
±1.5
Reset Active Voltage Range [V]
1.0 to 10
Output Types
Open drain
Reset Delay Timer
Adjustable Delay
Reset Active State
Low
Manual Reset
No
Watchdog Timer
Yes
SENSE Pin
No
Auto Motive
No
Circuit Current (ON) [µA]
5
Hysteresis Voltage [V]
VDET x 0.045
L Output Current (LowVol) [mA]
0.7
Delay Circuit Resistance [MΩ]
10
WDT Active Voltage Range [V]
2.5 to 10
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
105
Package Size
2.9x4 (t=0.9)
特点：
・高检测电压精度：±1.5％、±2.5％(Ta=-40～105℃)・超低消耗电流：5μA(Typ.)
・内置看门狗定时器
・CT端子外接电容器可以设定复位延迟时间
・CTW端子外接电容器，可以设定看门狗定时器监视时间、复位时间
・输出电路方式：Nch开漏输出
