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| MIC2800_07 Datasheet, PDF (14/20 Pages) Micrel Semiconductor – Digital Power Management IC 2MHz, 600mA DC/DC w/Dual 300mA/300mA Low VIN LDOs | |||
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Micrel, Inc.
Functional Characteristics
DC/DC LowQ Mode to PWM Mode Transition
VIN = VOUT + 1V
VOUT = 1.8V
COUT = 2.2µF
CBYP = 0.01µF
IOUT = 100µA
Time (100µs/div)
DC/DC PWM Waveform
VIN = 4V
VOUT = 1.8V
COUT = 2.2µF
CBYP = 0.01µF
/LowQ = VIN
L = 2.2µH
MIC2800
DC/DC PWM Mode to LowQ Mode Transition
VIN = VOUT + 1V
VOUT = 1.8V
COUT = 2.2µF
CBYP = 0.01µF
IOUT = 50mA
Time (100µs/div)
Time (400µs/div)
September 2007
14
M9999-090507-C
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