BD3775AF
2ch 重置+比較器IC

BD3775AF是電源電壓監視用IC,可在電源電壓發生暫態中斷、暫態降低時產生重置信號,在電源恢復正常時發生上電重置。檢測電壓除了用於5V電源之外,還有可進行任意電源檢測設定的輸入,可輕鬆實現2個系統的電源電壓監視。此外,還內建了1個可用於過電壓保護及高精度基準電壓輸出等的比較器,可支援複雜的應用。

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* 本產品是標準級的產品。
本產品不建議使用的車載設備。
Data Sheet 購買

Product Detail

 
料號 | BD3775AF-E2
狀態 | 推薦品
封裝 | SOP8
單位數量 | 2500
最小包裝數量 | 2500
包裝形式 | Taping
RoHS | Yes

規格:

Under Voltage Detection Voltage [V] (typ.)

1.23

VDET Precision [%]

±1.5

Reset Active Voltage Range [V]

3.5 to 18

Output Types

Open collector comparators

Reset Delay Timer

Adjustable Delay

Reset Active State

Low

Manual Reset

No

Watchdog Timer

No

Auto Motive

No

Circuit Current (ON) [µA]

350

Circuit Current (OFF) [µA]

400

Hysteresis Voltage [V]

28mV

L Output Current (LowVol) [mA]

3

L Output Current (HighVol) [mA]

4

Comment

2ch Reset & Comparator IC

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

85

Package Size

5x6.2 (t=1.71)

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功能:

  • High precision voltage detection(VSA = 4.20V ± 2.5%).
  • Internal reset circuit that user selectable thresholdlevel with hysteresis (VSB = 1.230V ± 1.5%). Internal open collector output comparators to create Over Voltage Detection circuit, reference voltage generator, and more. (VSC,OUTC)
  • User selectable delay time of releasing reset signal depending on capacitor of CT node.
  • Low power dissipation (Icc = 0.35mA ,VCC = 5V).
  • SOP8 package (5.0×6.2mm, 1.27mm pitch).