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LM3447MT/NOPB Datasheet(PDF) 8 Page - Texas Instruments

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Part # LM3447MT/NOPB
Description  Phase Dimmable, Primary Side Power Regulated PFC Flyback Controller for LED Lighting
PDF  25 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LM3447MT/NOPB Datasheet(HTML) 8 Page - Texas Instruments

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14.4
14.45
14.5
14.55
14.6
14.65
14.7
−40 −25 −10
5
20
35
50
65
80
95
110 125
Temperature (°C)
G012
1.746
1.747
1.748
1.749
1.75
1.751
1.752
1.753
−40 −25 −10
5
20
35
50
65
80
95
110 125
Temperature (°C)
G013
0.996
0.997
0.998
0.999
1.000
1.001
1.002
1.003
−40 −25 −10
5
20
35
50
65
80
95
110 125
Temperature (°C)
G010
1.746
1.747
1.748
1.749
1.75
1.751
1.752
1.753
−40 −25 −10
5
20
35
50
65
80
95
110 125
Temperature (°C)
G011
12
13
14
15
16
17
18
19
20
−40 −25 −10
5
20
35
50
65
80
95
110 125
BIAS High
BIAS Low
Temperature (°C)
G008
274.2
274.4
274.6
274.8
275
275.2
275.4
275.6
−40 −25 −10
5
20
35
50
65
80
95
110 125
Temperature (°C)
G009
LM3447
SNOSC65 A – APRIL 2012 – REVISED MAY 2012
www.ti.com
TYPICAL CHARACTERISTICS (continued)
Unless otherwise stated, –40°C
≤ TA = TJ ≤ +125°C, VVCC = 14 V, VTSNS = 1.75V, VFLT2 = 1.75V, VAUX = 0.5V, VINV = 0V,
IVAC = 100 μA, IBIAS = 100μA, CVCC = 10 μF, CCOMP = 0.047 μF
Figure 7. BIAS Clamp Voltage vs.
Figure 8. Current Limit Threshold vs.
Junction Temperature
Junction Temperature
Figure 9. VREF vs. Junction Temperature
Figure 10. AUX OVP vs. Junction Temperature
Figure 11. Oscillator Period vs.
Figure 12. TSNS Open Circuit Voltage vs.
Junction Temperature
Junction Temperature
8
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Copyright © 2012, Texas Instruments Incorporated
Product Folder Links: LM3447



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