LM3445-120VFLBK/NOPB National Semiconductor, LM3445-120VFLBK/NOPB Datasheet - Page 12

• Manufacturer Part Number: LM3445-120VFLBK/NOPB
• Description: PROGRAMMERS, DEVELOPMENT SYSTEMS
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM3445-120VFLBK/NOPB

• Current - Output / Channel: 365mA
• Outputs And Type: 1, Isolated
• Voltage - Output: 20V
• Features: Dimmable, TRIAC Dimmable
• Voltage - Input: 90 ~ 135VAC
• Utilized Ic / Part: LM3445
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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POWER FACTOR PERFORMANCE
The LED driver is able to achieve close to unity power factor
(P.F. ~ 0.95) which meets Energy Star requirements. This
design also exhibits low current harmonics as a percentage
V
IN
65.5
60.5
55.2
50.6
45.7
39.4
34.2
30.3
26.0
20.0
15.2
(V
RMS
)
Current Harmonic Performance vs. EN/IEC61000-3-2 Class C Limits
LED Current vs. Input Voltage (using Dimmer)
V
18.7
18.8
18.6
18.5
18.3
18.0
17.8
17.6
17.4
17.0
16.6
O
(V)
12
of the fundamental current (as shown in the following figure)
and therefore meets the requirements of the IEC 61000-3-2
Class-3 standard.
I
O
138
120
101
(mA)
86
72
54
42
33
25
15
9
30115274
30115295
P
OUT
2.6
2.3
1.9
1.6
1.3
1.0
0.7
0.6
0.4
0.3
0.1
(W)