Texas Instruments Low Voltage N-Channel MOSFET Synchronous Buck Regulator Controller Evaluation Module LM2743EVAL/NOPB LM2743EVAL/NOPB Datenbogen
Produktcode
LM2743EVAL/NOPB
Performance Characteristics
4
Performance Characteristics
4.1
Switch Node Voltage and Output Ripple Voltage
Figure 2. V
IN
= V
CC
= 3.3V,
Figure 3. V
IN
= V
CC
= 3.3V,
V
OUT
= 1.2V,
V
OUT
= 1.2V,
I
LOAD
= 0A, f
SW
= 1MHz.
I
LOAD
= 3.5A, f
SW
= 1MHz.
20 MHz Bandwidth Limit
20 MHz Bandwidth Limit
Figure 4. V
IN
= 14V, V
CC
= 5V,
Figure 5. V
IN
= 14V, V
CC
= 5V,
V
OUT
= 1.2V, I
LOAD
= 0A, f
SW
= 1MHz.
V
OUT
= 1.2V, I
LOAD
= 3.5A, f
SW
= 1MHz.
20 MHz Bandwidth Limit
20 MHz Bandwidth Limit
3
SNVA102A – October 2005 – Revised April 2013
AN —1356 LM2743 Evaluation Board
Copyright © 2005–2013, Texas Instruments Incorporated