BD9B400MUV
2.7V～5.5V輸入4.0A MOSFET內建1ch同步整流降壓DC/DC轉換器
BD9B400MUV
2.7V～5.5V輸入4.0A MOSFET內建1ch同步整流降壓DC/DC轉換器
BD9B400MUV是內建低導通電阻的功率MOSFET的同步整流降壓型開關穩壓器。最大可輸出4A的電流。採用輕負載時進行低耗動作的獨創恆定時間控制方式，最適於要降低待機功耗的裝置。振盪頻率高，適用於小型電感。是恆定時間控制DC/DC轉換器，具有高速暫態響應性能。
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]
4.4
Iout1(Max.)[A]
4
SW frequency setting (Max.)[MHz]
2
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 Single DC/DC Converter
- Constant on-time control suitable to Deep-SLLM
- Over Current Protection
- Short Circuit Protection
- Thermal Shutdown Protection
- Under Voltage Lockout Protection
- Adjustable Soft Start
- Power Good Output
- VQFN016V3030 Package
(backside heat dissipation)
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