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LM5021 数据表(PDF) 6 Page - Texas Instruments

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部件名 LM5021
功能描述  LM5021 AC-DC Current Mode PWM Controller
PDF  23 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

LM5021 数据表(HTML) 6 Page - Texas Instruments

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1
10
100
1000
SOFTSTART CAPACITANCE (nF)
0.01
0.1
1
10
100
TEMPERATURE (
oC)
-40
0
40
80
120
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
Sinking
Sourcing
0
5
10
15
20
25
0
5
10
15
20
25
VIN (V)
0
500
1000
1500
2000
OUT DRIVER LOAD (pF)
2
3
4
5
6
FS = 160 kHz
FS = 80 kHz
FS = 40 kHz
15
16
17
18
19
20
21
VIN VOLTAGE (V)
0
2
4
6
8
10
12
14
16
VIN Falling
VIN Rising
0
10
20
30
VIN (V)
0
1
2
3
LM5021
SNVS359D – MAY 2005 – REVISED MARCH 2013
www.ti.com
Typical Performance Characteristics
Unless otherwise specified: TJ = 25°C.
VIN Start-Up Current
VIN UVLO
Figure 2.
Figure 3.
VIN Current vs OUT Load
VIN Voltage Falling vs VCC Voltage
Figure 4.
Figure 5.
OUT Driver Current vs Temperature
Hiccup Mode Deadtime vs Softstart Capacitance
Figure 6.
Figure 7.
6
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Copyright © 2005–2013, Texas Instruments Incorporated
Product Folder Links: LM5021



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