ROHM Product Detail

BD81842MUV-M
車用面板用系統電源IC

BD81842MUV-M是針對使用TFT液晶面板的汽車導航系統、車用中央顯示器及儀表組的系統電源。容許功率大的封裝內建了低電阻、大電流FET,用於大電流負載時不會發熱。還內建了電荷泵控制器,有助於減少應用點數。此外,還內建了gate shading功能。

Product Detail

 
料號 | BD81842MUV-ME2
狀態 | 推薦品
封裝 | VQFN24SV4040
包裝形式 | Taping
單位數量 | 2500
最小包裝數量 | 2500
RoHS | Yes

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:

Vin1(Min.)[V]

2

Vin1(Max.)[V]

5.5

SW frequency(Max.)[MHz]

2.1

Output Source Voltage[V]

6 to 18

Circuit Current(Typ.)[mA]

1.2

VCOM[ch]

1

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

105

Package Size [mm]

4x4 (t=1)

Common Standard

AEC-Q100 (Automotive Grade)

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功能:

  • AEC-Q100 Qualified
  • Boost DC/DC converter: 18 V/2.5 A switch current.
  • Switching frequency: 2.1MHz
  • Operational Amplifier (short current 200mA)
  • Incorporates Positive /
    Negative Charge-pump Controllers.
  • Gate Shading Function
  • Protection circuits:
    Under Voltage Lockout
    Protection Circuit
    Thermal Shutdown Circuit (Latch Mode)
    Over Current Protection Circuit (AVDD)
    Timer Latch Mode Short Circuit Protection
    (AVDDSRC /VGL)
    Over / Under Voltage Protection Circuit for Boost
    DC/DC Output
    No SCP time included (185ms from UVLO-off)
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