MIC2010_05 Datasheet, PDF (10/13 Pages) Micrel Semiconductor – USB Power Controller

MIC2010/2070
AUX Turn-On Response
V_AUX =5V
V_MAIN = S3# = 0V
EN toggles from [OFF] to [ON]
R_LOAD = 50Ω
C_LOAD = 1µF
TIME (100µs/div)
Turn-On from S3# to AUX
Micrel
AUX Turn-Off Response
V_AUX =5V
V_MAIN = S3# = 0V
EN toggles from [ON] to [OFF]
R_LOAD = 50Ω
C_LOAD = 1µF
TIME (100µs/div)
Turn-Off from AUX to S3#
V_AUX =5V, V_MAIN = 0V
EN = [ON]
S3# toggles from [HI] to [LOW]
R_LOAD = 50Ω
C_LOAD = 1µF
TIME (100µs/div)
Main Inrush Current into C_LOAD
V_MAIN = V_AUX = 5V
S3# = 5V
EN toggles from [OFF] to [ON]
R_LOAD = OPEN
C_LOAD = 10µF, 100µF, 560µF
C_L = 560µF
C_L = 100µF
C_L = 10µF
TIME (500µs/div)
V_AUX =5V, V_MAIN = 0V
S3# toggles from [LO] to [HI]
EN = [ON]
R_LOAD = 50Ω
C_LOAD = 1µF
TIME (1ms/div)
Main-Ramped to Short by MOSFET
1.4A
V_MAIN = V_AUX =5V
S3# = 5V, EN = [ON]
C_LOAD = 1µF
R_LOAD toggles from > 1kΩ to <0.5Ω
TIME (50ms/div)
M9999-101104
10
January 2005