TPS62130A-Q1_016 Datasheet, PDF (21/37 Pages) Texas Instruments – 3-V to 17-V 3-A Step-Down Converter with DCS-Control

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3
2.5
IOUT=2A
IOUT=3A
2
1.5
IOUT=1A
1
IOUT=0.5A
0.5
0
3
5
V_OUT = 1 V
7
9
11
13
15
17
Input Voltage (V)
G000
L = 2.2 µH
(XFL4020)
C_OUT = 22 µH
Figure 24. Switching Frequency vs. Input Voltage
TPS62130A-Q1, TPS62133A-Q1, TPS6213013A-Q1
SLVSCC2B – MAY 2014 – REVISED NOVEMBER 2016
3
2.5
2
1.5
1
0.5
0
0
0.5
V_OUT = 1 V
1
1.5
2
2.5
3
Output Current (A)
G000
L = 2.2 µH (XFL4020)
Figure 25. Switching Frequency vs. Output Current
Figure 26. Typical Operation in PWM Mode (I_OUT= 1 A)
Figure 27. Typical Operation in Power Save Mode (I_OUT=10
mA)
Figure 28. PWM-PSM-Transition
Figure 29. Load Transient Response (0.5 to 3 to 0.5 A)
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21
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