Texas Instruments Evaluation Module for TPS51217 20A Synchronous Step Down Controller with DCAP™ Mode TPS51217EVM-533 TPS51217EVM-533 データシート
製品コード
TPS51217EVM-533
VID1
(5 V/div)
VID0
(5 V/div)
PGOOD (5 V/div)
V
(0.1 V/div)
OUT
t - Time - 1 ms/div
1.2 V
0.9 V
5 V
Auto-Skip
V
V
= 12 V
I
= 0 A
IN
OUT
PGOOD (5 V/div)
V
(0.1 V/div)
OUT
Auto-Skip
V
V
= 12 V
I
= 0 A
IN
OUT
t - Time - 1 ms/div
VID1
(5 V/div)
VID0
(5 V/div)
1.2 V
0.9 V
5 V
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Performance and Typical Characteristic Curves
6.8
Dymamic Output Voltage Transitions
Figure 17. Output Voltage Step-Down
Figure 18. Output Voltage Step-Up
13
SLUU420 – MAY 2010
Using the TPS51217EVM-533, High-Performance, Single-Synchronous
Step-Down Controller for Notebook Power Supply
Copyright © 2010, Texas Instruments Incorporated