BD9S209NUX-C
車載用 2.7V～5.5V輸入 2A 單通道 同步整流降壓型DC-DC轉換器
BD9S209NUX-C
車載用 2.7V～5.5V輸入 2A 單通道 同步整流降壓型DC-DC轉換器
BD9S209NUX-C是一款內置低導通電阻功率MOSFET的同步整流降壓型DC-DC轉換器。該產品可輸出最大2A的電流，其開關頻率高達2.2MHz，因此允許使用小型電感器。該產品採用電流模式控制，具有高速瞬態響應性能。另外，還內置有相位補償電路，僅用很少的外置元器件即可構建應用產品。
Product Detail
功能安全:
規格:
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]
0.8
Vout1(Max.)[V]
5.5
Iout1(Max.)[A]
2
SW frequency setting (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]
2.0x2.0 (t=0.6)
Common Standard
AEC-Q100 (Automotive Grade)
功能:
- 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)
參考設計 / 應用評估套件
-
- Evaluation Board - BD9S209NUX-TSB-001
This Evaluation Board was developed for ROHM's single Synchronous buck DC/DC converter BD9S209NUX-C. It is a synchronous buck DC/DC converter with built-in low On Resistance power MOSFETs. BD9S209NUX-C accepts a power supply input range of 2.7 V to 5.5 V and generates a maximum output current of 2 A. Small inductor is applicable due to high switching frequency of 2.2 MHz. It is a current mode control DC/DC Converter and features high-speed transient response. It has a built-in phase compensation circuit. Applications can be created with a few external components.
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