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TPS53353 bảng dữ liệu(PDF) 7 Page - Texas Instruments

tên linh kiện TPS53353
Giải thích chi tiết về linh kiện  TPS53353 High-Efficiency 20-A Synchronous Buck Converter With Eco-mode?
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Trang chủ  http://www.ti.com
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TPS53353 bảng dữ liệu(HTML) 7 Page - Texas Instruments

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1
10
100
1000
0.01
0.1
1
10
20
Output Current (A)
FCCM
Skip Mode
VIN = 12 V
VOUT = 1.1 V
fSW = 300 kHz
G001
1
10
100
1000
0.01
0.1
1
10
20
Output Current (A)
FCCM
Skip Mode
VIN = 12 V
VOUT = 1.1 V
fSW = 500 kHz
G001
0
2
4
6
8
10
12
14
16
−40 −25 −10
5
20
35
50
65
80
95
110 125
Junction Temperature (°C)
VVDD = 12 V
0
20
40
60
80
100
120
140
−40 −25 −10
5
20
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65
80
95
110 125
Junction Temperature (°C)
OVP
UVP
0
100
200
300
400
500
600
700
−40 −25 −10
5
20
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110 125
Junction Temperature (°C)
VEN = 5V
VVDD = 12 V
VVFB = 0.63 V
No Load
0
1
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5
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7
−40 −25 −10
5
20
35
50
65
80
95
110 125
Junction Temperature (°C)
VEN = 0 V
VVDD = 12 V
No Load
TPS53353
www.ti.com
SLUSAK2B – AUGUST 2011 – REVISED FEBRUARY 2015
6.6 Typical Characteristics
Figure 1. VDD Supply Current vs. Junction Temperature
Figure 2. VDD Shutdown Current vs. Junction Temperature
Figure 3. TRIP Pin Current vs. Junction Temperature
Figure 4. OVP/UVP Trip Threshold vs. Junction Temperature
Figure 5. Switching Frequency vs. Output Current
Figure 6. Switching Frequency vs. Output Current
Copyright © 2011–2015, Texas Instruments Incorporated
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Product Folder Links: TPS53353



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