Datasheet

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TYPICAL CHARACTERISTICS
Table of Graphs
Efficiency − %
I
O
− Load Current − mA
0
10
20
30
40
50
60
70
80
90
100
0.1 1 10 100 1000
V
I
= 3.6 V,
V
O
= 1.8 V
PWM Operation
L = 2.2 mH
PFM/PWM Operation
L = 2.2 mH
PFM/PWM Operation
L = 0.9 mH
0
10
20
30
40
50
60
70
80
90
100
0.1 1 10 100 1000
Efficiency − %
I
O
− Load Current − mA
PWM Operation
L = 0.9 mH
PFM/PWM Operation
L = 2.2 mH
V
I
= 3.6 V,
V
O
= 1.6 V
TPS62300, TPS62301, TPS62302
TPS62303, TPS62304, TPS62305,
TPS62311, TPS62313, TPS62315, TPS62320, TPS62321
SLVS528E – JULY 2004 – REVISED NOVEMBER 2007
FIGURE
vs Load current 3, 4, 5, 6
η Efficiency
vs Input voltage 7
Line transient response 8
9, 10, 11, 12,
Load transient response
13, 14, 15, 16
V
O
DC output voltage vs Load current 17
V
FB
Regulated feedback voltage vs Temperature 18
I
Q
No load quiescent current vs Input voltage 19
f
s
Switching frequency vs Temperature 20
Duty cycle jitter 21
P-channel MOSFET r
DS(on)
vs Input voltage 22
r
DS(on)
N-channel MOSFET r
DS(on)
vs Input voltage 23
PWM operation 24
Power-save mode operation 25
Dynamic voltage management 26, 27
Start-up 28, 29
Power down (TPS6232x) 30
EFFICIENCY EFFICIENCY
vs vs
LOAD CURRENT LOAD CURRENT
Figure 3. Figure 4.
8 Submit Documentation Feedback Copyright © 2004 – 2007, Texas Instruments Incorporated
Product Folder Link(s): TPS62300, TPS62301, TPS62302 TPS62303, TPS62304, TPS62305, TPS62311, TPS62313,
TPS62315, TPS62320, TPS62321