BD9P105MUF-C
Nano Pulse Control™, 3.5V～40V输入, 1A 可变电压输出, 车载一次DC/DC转换器
BD9P105MUF-C
Nano Pulse Control™, 3.5V～40V输入, 1A 可变电压输出, 车载一次DC/DC转换器
BD9P系列是兼顾高速响应和高效率的42V耐压车载一次DC/DC转换器IC。其特点是通过Nano Pulse Control™实现的稳定且较大的降压比、通过扩频功能实现的低EMI（低噪声）、在电池刚启动时也能稳定供电的高速响应性能，有助于降低系统功耗和降低BOM成本。
包括ADAS的传感器、摄像头、雷达，以及车载信息娱乐、仪表盘、 BCM（车身控制模块）在内，适用于汽车中要求小型化、高效率化、高可靠性的应用。
主要规格
功能安全:
特性：
ch
1
Integrated FET / Controller
Integrated FET
Topology
Buck
Synchronous / Nonsynchronous
Synchronous
Vin1(Min.)[V]
3.5
Vin1(Max.)[V]
40
Vout1(Min.)[V]
0.8
Vout1(Max.)[V]
8.5
Iout1(Max.)[A]
1
Technology
Nano Pulse Control™
SW frequency(Max.)[MHz]
2.2
Light Load mode
Yes
EN
Yes
PGOOD
Yes
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
125
Package Size [mm]
4x4 (t=1)
Common Standard
AEC-Q100 (Automotive Grade)
特点：
- Nano Pulse Control™
- AEC-Q100 Qualified (Grade 1)
- Minimum ON Pulse 50 ns (Max)
- Synchronous Buck DC/DC Converter Integrating POWER MOSFETs
- Soft Start Function
- Current Mode Control
- Reset Function
- Quiescent Current 10 µA (Typ) with 12 V Input to 5.0 V Output
- Light Load Mode (LLM)
- Forced Pulse Wide Modulation (PWM) Mode
- Phase Compensation Included
- Selectable Spread Spectrum Switching
- External Synchronization Function
- Selectable Over Current Protection (OCP)
- Input Under Voltage Lockout (UVLO) Protection
- Thermal Shut Down (TSD) Protection
- Output Over Voltage Protection (OVP)
- Short Circuit Protection (SCP)
Reference Design / Application Evaluation Kit
-
- Evaluation Board - BD9P1x5MUF-TSB-001
This Evaluation Board was developed for ROHM’s single 2.2MHz buck DC/DC converter BD9P1x5MUF-C. BD9P1x5MUF-C Series are current mode synchronous buck DC/DC converter integrating POWER MOSFETs. The BD9P1x5MUF-C series accepts a power supply input range of 3.5V to 40V and generates a maximum output current of 1A.
