车载用 带看门狗计时器复位 200mA LDO稳压器_BD820F50EFJ-C
BD820F50EFJ-C是45V高耐压稳压器，内置监视其输出的复位电路(RESET)及看门狗计时器(WDT)。输出电流能力为200mA，但待机电流很小，适合用来降低系统的消耗电流。稳压器输出低于4.2V(Typ)时输出复位信号。复位延迟时间、看门狗计时器监视时间可通过外置电容器进行调整。
×
特性：
Grade
Automotive
Common Standard
AEC-Q100 (Automotive Grade)
Breakdown Voltage(Max.)[V]
45.0
ch
1
Vin(Min.)[V]
5.9
Vin(Max.)[V]
42.0
Vout (Typ.) [V]
5
Iout(Max.)[A]
0.2
Circuit Current[mA]
0.005
Shutdown Function
Yes
Thermal Shut-down
Yes
Over Current Protection
Yes
I/O Voltage Difference (Typ.)[V]
0.40(Io=200mA)
Ripple Rejection [dB]
70.0
Load Regulation[mV]
10
Detect Voltage(VDET) [V]
4.2
Additional Feature
4.2V Reset + WDT
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
125
特点：
- AEC-Q100 Qualified(Grade 1)
- Qualified for Automotive Applications
- Low ESR Ceramic Capacitors Applicable for Output
- Low Dropout Voltage: PDMOS Output Transistor
- Integrated Power On and Under-voltage Reset
- Adjustable Reset Delay Time and Watchdog Time by External Capacitor
- Integrated Over Current Protection (OCP)
- Integrated Thermal Shutdown (TSD)
