LTC3731H Linear Technology, LTC3731H Datasheet - Page 7

• Manufacturer Part Number: LTC3731H
• Description: Synchronous Buck Switching Regulator Controller
• Manufacturer: Linear Technology

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TYPICAL PERFOR A CE CHARACTERISTICS
AC, 20mV/DIV
AC, 20mV/DIV
10V/DIV
10V/DIV
10V/DIV
10V/DIV
10V/DIV
10V/DIV
V
V
V
V
V
V
V
V
SW1
SW2
SW3
SW1
SW2
SW3
OUT
OUT
Continuous Mode at 1 Amp, Light
Load Current (Circuit of Figure 14)
Shed Mode at 1 Amp, Light Load
Current (Circuit of Figure 14)
V
V
V
FREQUENCY = 225kHz
V
V
V
FREQUENCY = 225kHz
IN
OUT
FCB
IN
OUT
FCB
= 12V
= 12V
= 0V
= V
= 1.5V
= 1.5V
CC
4µs/DIV
4µs/DIV
W
U
3731H G20
3731H G22
AC, 20mV/DIV
AC, 20mV/DIV
10V/DIV
10V/DIV
10V/DIV
20A/DIV
I
V
V
V
V
V
LOAD
SW1
SW2
SW3
OUT
OUT
Burst Mode at 1 Amp, Light Load
Current (Circuit of Figure 14)
Transient Load Current Response: 0 Amp
to 50 Amp (Circuit of Figure 14)
V
V
V
FREQUENCY = 225kHz
V
V
V
FREQUENCY = 225kHz
IN
OUT
FCB
IN
OUT
FCB
= 12V
= 12V
= V
= 1.5V
= OPEN
= 1.5V
CC
20µs/DIV
4µs/DIV
3731H G23
3731H G21
LTC3731H
3731hf
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