Block Diagram; Decoupling Requirements - Linear Technology Analog Devices LTM4622A Datasheet

LTM4622A

BLOCK DIAGRAM

FB1
13.3k
FB2
8.25k
INTV
CC
SYNC/MODE
TRACK/SS1
0.1µF
TRACK/SS2
0.1µF
RUN1
RUN2
COMP1
INTERNAL
COMP2
INTERNAL
FREQ

DECOUPLING REQUIREMENTS

SYMBOL
C External Input Capacitor Requirement
IN
(V = 3.6V to 20V, V
IN
C External Output Capacitor Requirement
OUT
(V = 3.6V to 20V, V
IN
8
V V
OUT1 OUT2
60.4k
2.2µF
POWER CONTROL
COMP
COMP
324k
Figure 1. Simplified LTM4622A Block Diagram
PARAMETER
= 1.5V)
OUT
= 1.5V)
OUT
For more information
60.4k
2.2µH
0.1µF
2.2µH
0.1µF
CONDITIONS
I = 2A
OUT
I = 2A
OUT
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10k
PGOOD1
INTV
10k
PGOOD2
INTV
V
IN1
0.22µF
10µF
V
V
OUT1
OUT1
3.3V
2A
47µF
GND
V
IN2
0.22µF
10µF
V
V
OUT2
OUT2
5V
2A
47µF
GND
4622A BD
MIN TYP
4.7 10
22 47
CC
CC
V
IN
8V TO 20V
MAX UNITS
µF
µF
Rev B