BD9109FVM-LB
1ch 4.5-5.5V輸入 0.8A同步整流降壓 DC/DC轉換器
BD9109FVM-LB
1ch 4.5-5.5V輸入 0.8A同步整流降壓 DC/DC轉換器
本產品專為工具機市場設計、並保證可長期供貨的Rank 產品。為最適合使用在近來各式應用上的產品。ROHM 的高效率降壓開關穩壓器(BD9109FVM-LB)為製作5V的電源線到3.3V等的低電壓電源。產品採獨家脈衝略過控制方式與同步整流電路達成高效率化。採電流模式控制方式、在負載急速變化中可高速暫態響應。
Product Detail
規格:
ch
1
Integrated FET / Controller
Integrated FET
Topology
Buck
Synchronous / Nonsynchronous
Synchronous
Vin1(Min.)[V]
4.5
Vin1(Max.)[V]
5.5
Vout1(Min.)[V]
3.3
Vout1(Max.)[V]
3.3
Iout1(Max.)[A]
0.8
SW frequency(Max.)[MHz]
1
Light Load mode
Yes
EN
Yes
PGOOD
No
Operating Temperature (Min.)[°C]
-25
Operating Temperature (Max.)[°C]
85
Package Size [mm]
2.9x4 (t=0.9)
功能:
・Long Life Cycle Product for Industrial Applications.・Fast Transient Response with Current Mode PWM Control System.
・Highly Efficiency with Synchronous Rectifier (Nch/Pch FET) and SLLM™ (Simple Light Load Mode)
・Soft-Start Function.
・Thermal Protection and ULVO Functions.
・Short-Current Protection Circuit with Time Delay Function.
・Shutdown Function
