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TPS53313 Datasheet(PDF) 8 Page - Texas Instruments

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Part # TPS53313
Description  6-A Step-Down Regulator with Integrated Switcher
PDF  23 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TPS53313 Datasheet(HTML) 8 Page - Texas Instruments

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background image
0
2
4
6
8
10
12
14
16
200
400
600
800
1000
1200
1400
1600
Switching Frequency (kHz)
Sourcing Current
Sinking Current
No Load
G001
40
50
60
70
80
90
100
0
1
2
3
4
5
6
Load Current (A)
TA = –40°C
TA = 25°C
TA = 85°C
VIN = 12 V
VOUT = 1.2 V
G002
40
50
60
70
80
90
100
0
1
2
3
4
5
6
Load Current (A)
TA = –40°C
TA = 25°C
TA = 85°C
VIN = 5 V
VOUT = 1.2 V
G002
40
50
60
70
80
90
100
0
1
2
3
4
5
6
Load Current (A)
TA = –40°C
TA = 25°C
TA = 85°C
VIN = 14 V
VOUT = 1.2 V
G002
0
200
400
600
800
1000
1200
1400
1600
25
50
75
100
125
150
175
200
225
250
Timing Resistance (k
Ω)
G005
78
79
80
81
82
83
84
85
86
87
88
−40 −25 −10
5
20
35
50
65
80
95
110 125
Junction Temperature (°C)
With Respect to VSEN
G006
TPS53313
SLUSAS8
– DECEMBER 2011
www.ti.com
TYPICAL CHARACTERISTICS
Figure 1. Ensured Minimum Duty Ratio
Figure 2. Efficiency, VIN = 12 V
Figure 3. Efficiency, VIN = 5 V
Figure 4. Efficiency, VIN = 14 V
Figure 5. Switching Frequency vs. Timing Resistance (RT)
Figure 6. PGOOD Lower Threshold vs. Junction
Temperature
8
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Copyright
© 2011, Texas Instruments Incorporated
Product Folder Link(s) :TPS53313



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