帶看門狗計時器重置 550mA LDO穩壓器 - BD4271FP2-C

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。

料號 | BD4271FP2-CE2
狀態 | 推薦品
封裝 | TO263-7
單位數量 | 500
最小包裝數量 | 500
包裝形式 | Taping
RoHS | Yes
Functional Safety | FS supportive

規格:

Grade

Automotive

Common Standard

AEC-Q100 (Automotive Grade)

ch

1

Vin(Min.)[V]

5.5

Vin(Max.)[V]

45.0

Vout (Typ.) [V]

5

Vout Precision

±2.0%

Iout(Max.)[A]

0.55

Circuit Current[mA]

0.075

Shutdown Function

No

Thermal Shut-down

Yes

Over Current Protection

Yes

Under Voltage Lock Out

Yes

I/O Voltage Difference (Typ.)[V]

0.2(Io=300mA)

Ripple Rejection [dB]

60.0

Load Regulation[mV]

10

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

150

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)