BD4271FP2-C
帶看門狗計時器重置 550mA LDO穩壓器
BD4271FP2-C
BD4271FP2-C
帶看門狗計時器重置 550mA LDO穩壓器
BD4271FP2-C是45V高耐壓穩壓器，內建監視其輸出的重置電路(RESET)及看門狗計時器(WDT) 。輸出電流能力550mA，但待機電流很低，適合用來降低系統的消耗電流。有對輸出進行ON/OFF的CTL引腳，將CTL設為L可關閉輸出，且能減少電流消耗。穩壓器輸出低於4.65V(Typ)時輸出重置信號。重置信號的重置延遲時間、看門狗計時器監視時間可透過外接電容器進行調整。
Product Detail
功能安全:
類別 : FS supportive
A product that has been developed for automotive use and is capable of supporting safety analysis with regard to the functional safety.
規格:
ch
1
Vin(Min.)[V]
5.5
Vin(Max.)[V]
45
Iout(Max.)[A]
0.55
Vout Accuracy
±2.0%
Circuit Current[mA]
0.075
Dropout Voltage (Typ.)[V]
0.2(Io=300mA)
Ripple Rejection [dB]
60
Load Regulation[mV]
10
Shutdown Function
Yes
Thermal Shut-down
Yes
Over Current Protection
Yes
Under Voltage Lock Out
Yes
Discharge Function
Yes
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
150
Common Standard
AEC-Q100 (Automotive Grade)
功能:
- AEC-Q100 qualified
- Low ESR ceramic capacitors applicable for output
- Low drop voltage: PDMOS output transistor
- Power on and under-voltage reset
- Programmable reset delay and watchdog time by external capacitor
- Enable input
- Over Current Protection (OCP)
- Thermal Shut Down (TSD)
