Datasheet

−0.05
−0.04
−0.03
−0.02
−0.01
0
0.01
0.02
0.03
0.04
0.05
0 0.25 0.5 0.75 1 1.25 1.5
Output Voltage Varistion
− %
I −
O
Output Current − A
50
55
60
65
70
75
80
85
90
95
100
0 0.25 0.5 0.75 1 1.25 1.5
I −
O
Output Current − A
Efficiency
− %
0
0.2
0.4
0.6
0.8
1
1.2
0 0.25 0.5 0.75 1 1.25 1.5
− Power Dissipation
− W
P
D
I
O
Output Current − A−
V
I
= 50 mV/div (AC)
V
(phase)
= 2 V/div
Time = 500 ns/div
V
O
= 10 mV/div (AC)
V
(phase)
= 2 V/div
Time = 500 ns/div
−0.02
−0.015
−0.01
−0.005
0
0.005
0.01
0.015
0.02
4.5 4.75 5 5.2 55 .5
V −
I
Input Voltage − V
Output Voltage Varistion
− %
I
O
= 1.5 A
I
O
= 0.75 A
I
O
= 0 A
V
O
= 10 mV/div (AC)
I
O
= 1 V/div
Time = 200 s/div
V
I
= 2 V/div
V
O
= 1 V/div
Time = 5 ms/div
−40
−30
−20
−10
10
20
30
40
50
60
100 1k 10 k100k 1M
−180
−150
−120
−90
−60
−30
0
30
60
90
120
150
180
Gain
Phase
f − Frequency − Hz
0
−50
Gain
− dB
−60
Phase −
Degrees
TPS54110
SLVS500C – DECEMBER 2003– REVISED FEBRUARY 2011 www.ti.com
PERFORMANCE GRAPHS
All performance data shown for V
I
= 5 V, V
O
= 3.3 V, f
s
= 700 kHz, T
A
= 25°C, Figure 9
EFFICIENCY POWER DISSIPATION LOAD REGULATION
vs vs vs
OUTPUT CURRENT OUTPUT CURRENT OUTPUT CURRENT
Figure 11. Figure 12. Figure 13.
LINE REGULATION
vs
INPUT VOLTAGE INPUT VOLTAGE RIPPLE OUTPUT VOLTAGE RIPPLE
Figure 14. Figure 15. Figure 16.
OUTPUT VOLTAGE TRANSIENT
RESPONSE START UP WAVEFORM MEASURED LOOP RESPONSE
Figure 17. Figure 18. Figure 19.
14 Submit Documentation Feedback © 2003–2011, Texas Instruments Incorporated
Product Folder Link(s): TPS54110