BD9121GUL.PDF datasheet pdf

1/4 REV. A

STRUCTURE Silicon Monolithic Integrated Circuit

PRODUCT NAME 1ch DC／DC Converter Controller IC with Built-in Synchronous Rectifier

FEATURES ・Output Voltage：Fixed(1.2V, 1.3V, 1.4V), Output Current：0.3A ・Fast transient response with current mode PWM control system ・High efficiency with synchronous rectifier

Specifications

○OPERATING CONDITIONS（Ta = - 2 5～+85°C） Parameter Symbol Min. Typ. Max. Unit Supply Voltage V CC 2.55 3 3.6 V PVCC 2.55 3 3.6 V SW Average Output Current ISW - - 0.3* 3 A * 3 Pd and ASO should not be exceeded.