BD81842MUV-M
车载面板用系统电源IC
BD81842MUV-M
车载面板用系统电源IC
BD81842MUV-M是面向使用TFT液晶面板的汽车导航系统、车载中央显示器及仪表组的系统电源。容许功率大的封装内置了低电阻、大电流FET，用于大电流负载时不会发热。还内置了电荷泵控制器，有助于减少应用点数。此外,还内置了gate shading功能。 A Product Change Notice (PCN) is scheduled for this product.
While there will be no changes to electrical characteristics, certain specifications will be updated.
If you would like evaluation samples, please contact your sales representative or use the "Contact Us" form.
主要规格
功能安全:
特性：
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]
4.0x4.0 (t=1.0)
Common Standard
AEC-Q100 (Automotive Grade)
特点：
- 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)
