LTC3616 LINER [Linear Technology], LTC3616 Datasheet - Page 22

• Manufacturer Part Number: LTC3616
• Description: 6A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter
• Manufacturer: LINER [Linear Technology]

LTC3616
APPLICATIONS INFORMATION
22
PIN VOLTAGE
PIN VOLTAGE
TRACK/SS
TRACK/SS
VOLTAGE
VOLTAGE
VOLTAGE
RUN PIN
SV
VOLTAGE
VOLTAGE
VOLTAGE
RUN PIN
SV
V
V
FB
IN
FB
IN
PIN
PIN
PIN
PIN
SHUTDOWN
SHUTDOWN
0.45V
0.45V
0.6V
0.6V
0.2V
STATE
STATE
0.3V
0.3V
0.2V
V
V
V
V
0V
0V
0V
0V
0V
0V
0V
0V
IN
IN
IN
IN
Figure 9. DDR Pin Tied to SV
SOFT-START
SOFT-START
t
t
SS
SS
STATE
STATE
> 1ms
> 1ms
Figure 8. DDR Pin Not Tied to S
REFERENCE 0.45V
RUN STATE
RUN STATE
EXTERNAL
VOLTAGE
IN
. Example DDR Application
DOWN
TRACKING
STATE
DOWN
TRACKING
STATE
FREQUENCY
SWITCHING
REDUCED
FREQUENCY
SWITCHING
REDUCED
TRACKING
VIN
TRACKING
STATE
STATE
UP
UP
RUN STATE
RUN STATE
TIME
TIME
3616 F08
3616 F09
3616f