BD9S111NUX-C
车载用 2.7V～5.5V输入 1A 1ch 同步整流 降压DC/DC转换器
BD9S111NUX-C
车载用 2.7V～5.5V输入 1A 1ch 同步整流 降压DC/DC转换器
BD9S111NUX-C系列是内置低导通电阻的功率MOSFET的同步整流降压型DC/DC转换器。最大可输出1A的电流。具有2.2MHz高速开关频率，适用于小型电感。具有基于电流模式控制的高速瞬态响应性能。内置输出电压设定为1.2V(BD9S110NUX-C) / 1.8V(BD9S111NUX-C)的反馈电阻和相位补偿电路，可以较少的外接零部件构建应用。
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]
2.7
Vin1(Max.)[V]
5.5
Vout1(Min.)[V]
1.8
Vout1(Max.)[V]
1.8
Iout1(Max.)[A]
1
SW frequency(Max.)[MHz]
2.2
Light Load mode
No
EN
Yes
PGOOD
Yes
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
125
Package Size [mm]
2x2 (t=0.6)
Common Standard
AEC-Q100 (Automotive Grade)
特点：
- AEC-Q100 Qualified(Grade 1)
- Single Synchronous Buck DC/DC Converter
- Adjustable Soft Start Function
- Output Discharge Function
- Power Good Output
- Input Under Voltage Lockout Protection (UVLO)
- Short Circuit Protection (SCP)
- Output Over Voltage Protection (OVP)
- Over Current Protection (OCP)
- Thermal Shutdown Protection (TSD)
Reference Design / Application Evaluation Kit
-
- Reference Design - REF67005
- Power Solution for Dolphin5 of Telechips's Infortainment SoC
ROHM has developed an optimal power supply reference design for Telechips's Infortainment SoC "Dolphin5". By providing an optimal power supply reference design for the "Dolphin5", ROHM is helping to reduce the development burden on designers and achieve the performance required by the market. Telechips's latest automotive SoC "Dolphin5", for which the reference design has been developed, will contribute to the enhancement of various in-vehicle applications, including cockpits.
Click here
for inquiries about Telechips's Infortainment SoC "Dolphin5".- Configurable PMIC (BD96805Qxx-C, BD96806Qxx-C, BD96811Fxx-C) optimized for use with "Dolphin5"
- 2.7V to 5.5V Input, 1A Single Synchronous Buck DC/DC Converter for Automotive (BD9S111NUX-C)
- 2.7V to 5.5V Input, 2A Single Synchronous Buck DC/DC Converter for Automotive (BD9S201NUX-C)
