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TPS62311YZDR Datasheet(PDF) 7 Page - Texas Instruments

Part # TPS62311YZDR
Description  500-mA, 3-MHz SYNCHRONOUS STEP-DOWN CONVERTER IN CHIP SCALE PACKAGING
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TPS62311YZDR Datasheet(HTML) 7 Page - Texas Instruments

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TYPICAL CHARACTERISTICS
Table of Graphs
IO − Load Current − mA
0
10
20
30
40
50
60
70
80
90
100
0.1
1
10
100
1000
VI = 3.6 V,
VO = 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
IO − Load Current − mA
PWM Operation
L = 0.9 mH
PFM/PWM Operation
L = 2.2 mH
VI = 3.6 V,
VO = 1.6 V
TPS62300, TPS62301, TPS62302
TPS62303, TPS62305, TPS62311
TPS62313, TPS62320, TPS62321
SLVS528B – JULY 2004 – REVISED JUNE 2005
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
VO
DC output voltage
vs Load current
17
VFB
Regulated feedback voltage
vs Temperature
18
IQ
No load quiescent current
vs Input voltage
19
fs
Switching frequency
vs Temperature
20
Duty cycle jitter
21
P-channel MOSFET rDS(on)
vs Input voltage
22
rDS(on)
N-channel MOSFET rDS(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.
7


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