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LM3445M/NOPB Datasheet(PDF) 7 Page - Texas Instruments

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Part # LM3445M/NOPB
Description  TRIAC Dimmable Offline LED Driver
PDF  42 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LM3445M/NOPB Datasheet(HTML) 7 Page - Texas Instruments

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VBUCK (V)
1.50
1.25
1.00
0.75
0.50
0.25
0
50
100
150
200
3 LEDs
5 LEDs
7 LEDs
9 LEDs
Series
connected LEDs
LEADING EDGE BLANKING (ns)
15.0
10.0
5.0
0.0
80
100
120
140
160
180
Room (25°C)
Hot (125°C)
Cold (-40°C)
100 units tested
200.0
190.0
180.0
170.0
160.0
150.0
-50
-25
0
25
50
75
100 125 150
TEMPERATURE (°C)
1.29
1.28
1.27
1.26
1.25
-50
-25
0
25
50
75
100 125 150
OFF Threshold at C11
TEMPERATURE (°C)
LM3445
www.ti.com
SNVS570M – JANUARY 2009 – REVISED NOVEMBER 2015
Typical Characteristics (continued)
Figure 5. Min On-Time (tON) vs Temperature
Figure 6. Off Threshold (C11) vs Temperature
Figure 7. Normalized Variation in fSW over VBUCK Voltage
Figure 8. Leading Edge Blanking Variation Over
Temperature
Copyright © 2009–2015, Texas Instruments Incorporated
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Product Folder Links: LM3445



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