MAX8649 Maxim Integrated Products, MAX8649 Datasheet - Page 9

• Manufacturer Part Number: MAX8649
• Description: 1.8A Step-Down Regulator
• Manufacturer: Maxim Integrated Products

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(T
A
= +25°C, unless otherwise noted.)
1.8A Step-Down Regulator with Differential
V
V
I
I
OUT
OUT
OUT
OUT
I
I
L
L
_______________________________________________________________________________________
LOAD TRANSIENT RESPONSE
LOAD TRANSIENT RESPONSE
(1.8A to 5mA)
(1A to 1mA)
40μs/div
20μs/div
Remote Sense in 2mm x 2mm WLP
V
V
VID0
OUT
MAX8649 toc23
MAX8649 toc25
I
L
OUTPUT VOLTAGE CHANGE RESPONSE
0.9V
50mV/div
500mA/div
1A/div
100mV/div
1A/div
1A/div
32mV/μs RAMP
POWER SAVE
10
I
1.3V
40μs/div
LOAD,
Typical Operating Characteristics
V
V
I
V
OUT
OUT
SYNC
OUT
V
I
L
LX
I
MAX8649 toc27
L
0.9V
LOAD TRANSIENT RESPONSE
SYNCHRONIZATION RESPONSE
2V/div
500mV/div
200mA/div
(5mA TO 1.8A)
(26MHz SYNC)
40μs/div
1μs/div
FORCED PWM, NO LOAD
MAX8649 toc24
MAX8649 toc26
50mV/div
1A/div
1A/div
2V/div
20mV/div
2V/div
200mA/div
9