BV2HC045EFU-C
可独立保护系统的半导体保险丝
BV2HC045EFU-C
可独立保护系统的半导体保险丝
BV2HC045EFU-C是利用独有的过电流保护功能，可独立保护系统免受过电流影响的智能高边开关。普通产品仅支持启动时的浪涌电流保护，启动后的稳态电流使用微控制器和过电流检测IC等进行过电流保护，受与智能高边开关输出端的后段电路之间的相性影响，有失控的可能性。而新产品则可以独立地保护系统免受浪涌电流和稳态电流中的过电流的影响，因此，与普通产品的解决方案相比，可提供可靠性高、部件数量少的解决方案，有助于打造更安全的系统。另外，过电流保护的范围还可以通过外置部件进行自由调整，因此可使用于各种系统。
主要规格
功能安全:
特性：
Type
High side switches
Generation
GEN2
Qualification Grade
AEC-Q100 (Automotive Grade)
Feature
Variable Overcurrent Limit
Overcurrent Protection
Limitation
Thermal Shut Down
Off-Latch
Channel Number [ch]
2
ON Resistance(Typ.)[mΩ]
45
ON Resistance(Max.)[mΩ]
100
Nominal Current(Typ.)[A]
21
Supply Voltage(Min.)[V]
6
Supply Voltage(Max.)[V]
19
Drain-Source Voltage (Max.)[V]
41
Single Pulse Energy 25°C [mJ]
35
Over Current Limit (Min.)[A]
21
Under voltage Detection Level(Max.)[V]
4.3
Current consumption(Typ.)[µA]
6000
Open Load Detect [V]
3
Junction Temperature Tj (Min.)[°C]
-40
Junction Temperature Tj (Max.)[°C]
150
Package Size [mm]
4.9x6 (t=1.7)
特点：
- Dual TSD:This IC has thermal shutdown (Junction temperature detect) and ΔTj Protection (Power-MOS steep temperature rising detect).
- AEC-Q100 Qualified(Grade 1)
- Built-in Variable Over Current Limit Function
- Built-in Variable Over Current Mask Time Setting Function.
- Built-in Open Load Detection Function.
- Built-in Under Voltage Lockout Function (UVLO)
- Built-in Diagnostic Output
- Low On-Resistance RON = 45mΩ (Typ)
- Monolithic Power Management IC with Control Unit (CMOS) and Power MOSFET on a Single Chip
- Low Voltage Operation (VBB = 4.3V)
