BD9A100MUV
2.7V～5.5V輸入1A MOSFET內建 1ch 同步整流 降壓DC/DC轉換器
BD9A100MUV
2.7V～5.5V輸入1A MOSFET內建 1ch 同步整流 降壓DC/DC轉換器
BD9A100MUV為內建低導通電阻的功率MOSFET同步整流降壓型開關穩壓器。最大可輸出1A的電流。可SLLM™控制，輕負載狀態的效率特性良好，最適合減輕待機功率的裝置。振盪頻率1MHz且高速，可使用在小型電感。本產品為電流模式控制DC/DC轉換器，具備高速暫態響應性能、可輕易設定相位補償。
Product Detail
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]
3.85
Iout1(Max.)[A]
1
SW frequency setting (Max.)[MHz]
1
Light Load mode
Yes
EN
Yes
PGOOD
Yes
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
85
Package Size [mm]
3.0x3.0 (t=1.0)
功能:
·Synchronous 1 ch DC/DC converter·SLLM™ (Simple Light Load Mode) control
·Over Current Protection
·Short Circuit Protection
·Thermal Shutdown protection
·Under Voltage lockout protection
·Adjustable soft start function
·Power Good output
·VQFN016V3030 package (backside heat
dissipation)
參考設計 / 應用評估套件
-
- Evaluation Board - BD9A100MUV-EVK-001
This evaluation board has been developed for ROHM’s synchronous buck DC/DC converter customers evaluating BD9A100MUV. While accepting a power supply of 2.7-5.5V, an output of 1.8V can be produced. The IC has internal 60mΩ high-side N-channel MOSFET and 60mΩ low-side N-channel MOSFET and a synchronization frequency is of 1MHz.
