Datasheet

www.ti.com
PERFORMANCE GRAPHS
(1)
50
55
60
65
70
75
80
85
90
95
100
0 1 2 3 4 5 6 7
V
O
= 2.5 V
V
O
= 1.8 V
V
O
= 1.2 V
V
I
= 3.3 V,
f = 550 kHz,
L = 4.7 µH,
T
A
= 25°C
Efficiency − %
I
O
− Output Current − A
50
55
60
65
70
75
80
85
90
95
100
0 1 2 3 4 5 6 7
V
O
= 3.3 V
V
O
= 1.8 V
V
O
= 1.2 V
V
I
= 5 V,
f = 550 kHz,
L = 4.7 µH,
T
A
= 25°C
Efficiency − %
I
O
− Output Current − A
0.996
0.997
0.998
0.999
1
1.001
1.002
1.003
1.004
0 1 2 3 4 5 6
I
O
− Output Current − A
Load Regulation
V
I
= 5 V,
V
O
= 3.3 V,
T
A
= 25°C,
f
s
= 550 kHz
−20
0
20
40
60
100 1 k 10 k 100 k 1 M
0
45
90
135
180
f − Frequency − Hz
Gain − dB
Phase −Degrees
Phase
Gain
V
I
= 5 V,
V
O
= 3.3 V,
I
O
= 6 A,
T
A
= 25°C,
f
s
= 550 kHz
25
35
45
55
65
75
85
95
105
115
125
0 1 2 3 4 5 6 7 8
Ambient Temperature −
C
°
I
O
− Output Current − A
T
J
= 125°C
f
s
= 700 kHz
V
I
= 3.3 V
V
I
= 5 V
Safe Operating
Area
(NO TAG)
0.998
0.9985
0.999
0.9995
1
1.0005
1.001
1.0015
1.002
4 4.5 5 5.5 6
I
O
= 3 A
No Load
I
O
= 6 A
V
I
= 5 V,
V
O
= 3.3 V,
T
A
= 25°C,
f
s
= 550 kHz
V
I
− Input Voltage − V
Line Regulation
t-Time=2ms/div
InputV
oltage-2V/div
V =5V
I
,
NoSlow-StartCap
OutputV
olt
age-2V/div
t-Time=1 s/divm
V
I
=5V,
V
O
=3.3V,
6 A,350kHz
OutputRippleV
oltage-10mV/div
t-Time=100 s/divm
OutputV
oltage-50mV/div
V
I
=5V,
1A to5A,
OutputCurrent-2
A/div
TPS54610
SLVS398F – JUNE 2001 – REVISED APRIL 2007
EFFICIENCY EFFICIENCY LOAD REGULATION
vs vs vs
OUTPUT CURRENT OUTPUT CURRENT OUTPUT CURRENT
Figure 13. Figure 14. Figure 15.
LINE REGULATION AMBIENT TEMPERATURE
vs vs
INPUT VOLTAGE LOOP RESPONSE LOAD CURRENT
Figure 16. Figure 17. Figure 18.
OUTPUT RIPPLE VOLTAGE LOAD TRANSIENT RESPONSE SLOW-START TIMING
Figure 19. Figure 20. Figure 21.
(1) Safe operating area is applicable to the test board conditions in the Dissipation Ratings
12
Submit Documentation Feedback