BU90002GWZ
1.0A 輸出FET 內建型 高效率降壓開關穩壓器
BU90002GWZ
1.0A 輸出FET 內建型 高效率降壓開關穩壓器
BU9000xGWZ最大可以6MHz的開關頻率工作、為兼具小型、高效率的降壓開關穩壓器。可對應最大1.0A(VIN=3.0~5.5V時)的輸出電流、將電池驅動的行動裝置最佳化。可藉由MODE端子的特性強制自動切換PWM模式或PWM/PFM模式。在PFM模式下可減少本身的耗電流、改善輕負載時的效率。
Product Detail
規格:
ch
1
Integrated FET / Controller
Integrated FET
Topology
Buck
Synchronous / Nonsynchronous
Synchronous
Vin1(Min.)[V]
4
Vin1(Max.)[V]
5.5
Vout1(Min.)[V]
3.3
Vout1(Max.)[V]
3.3
Iout1(Max.)[A]
1
SW frequency(Max.)[MHz]
6.6
Light Load mode
Yes
EN
Yes
PGOOD
No
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
85
Package Size [mm]
0.4x0.4 (t=0.4)
功能:
・Fast transient response・Automatic PFM/PWM operation
・Forced PWM operation
・Internal Soft Start
・Under voltage lockout
・Over current protection
・Thermal shutdown
Reference Design / Application Evaluation Kit
-
- Evaluation Board - BU90002GWZ-EVK-101
This evaluation board has been specifically developed to evaluate the BU90002GWZ synchronous buck DC/DC converter with integrated 250mΩ high-side Pch and 220mΩ low-side Nch MOSFETs.