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MIC2800 Datasheet(PDF) 14 Page - Microchip Technology

Part # MIC2800
Description  Digital Power Management IC 2 MHz, 600 mA DC/DC with Dual 300 mA/300 mA Low VIN LDOs
PDF  32 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MIC2800 Datasheet(HTML) 14 Page - Microchip Technology

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MIC2800
DS20005839C-page 14
 2017-2023 Microchip Technology Inc. and its subsidiaries
FIGURE 2-31:
LDO2 Line Transient Normal
Mode.
FIGURE 2-32:
LDO2 Line Transient LowQ
Mode.
FIGURE 2-33:
DC/DC LowQ Mode to PWM
Mode Transition.
FIGURE 2-34:
DC/DC PWM Mode to LowQ
Mode Transition.
FIGURE 2-35:
DC/DC PWM Waveform.
FIGURE 2-36:
POR Behavior, EN1 = High,
Low-to-High Transition on EN2.
V
OUT=1.87V
I
OUT=100 mA
C
OUT=2.2 µF
C
BYP=0.01 µF
/LowQ=V
IN
Time (20 µs/div)
5.5 V
4 V
V
OUT=1.87V
I
OUT=10 mA
C
OUT=2.2 µF
C
BYP=0.01 µF
/LowQ=GND
Time (40 µs/div)
5.5 V
4 V
Time (100 µs/div)
V
IN=3.3V
V
OUT=1.8V
C
BYP=0.01 µf
C
OUT=2.2 µF+100 nF+10 µF
I
OUT = 50 mA
Time (100 µs/div)
V
IN=3.3V
V
OUT=1.8V
C
BYP=0.01 µf
C
OUT=2.2 µF+100 nF+10 µF
I
OUT = 50 mA
C
BYP=0.01 µF
/LowQ=V
IN
L=2.2 µH
Time (400 µs/div)
V
OUT=1.8V
V
IN=4V
C
OUT=2.2 µF



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