1.0A输出 FET内置型 高效率降压开关稳压器_BU90005GWZ
BU9000xGWZ是以最大6MHz的开关频率工作的小型、高效率降压开关稳压器。支持最大1.0A(VIN=3.0~5.5V时)的输出电流,适用于电池驱动的便携设备。根据MODE引脚的逻辑,可自动切换强制PWM模式或PWM/PFM模式。在PFM模式时可减小自消耗电流,提高轻负载时的效率。
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特性:
Grade
Standard
ch
1
Integrated FET / Controller
Integrated FET
Topology
Buck
Synchronous / Nonsynchronous
Synchronous
Vin1(Min.)[V]
2.3
Vin1(Max.)[V]
5.5
Vout1(Min.)[V]
2.5
Vout1(Max.)[V]
2.5
Iout1(Max.)[A]
1.0
SW frequency(Max.)[MHz]
6.6
Light Load mode
Yes
EN
Yes
PGOOD
No
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
85
特点:
・Fast transient response・Automatic PFM/PWM operation
・Forced PWM operation
・Internal Soft Start
・Under voltage lockout
・Over current protection
・Thermal shutdown