LT3799IMSE-1(RevA) Просмотр технического описания (PDF) - Linear Technology
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LT3799IMSE-1 Datasheet PDF : 20 Pages
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LT3799-1
Typical Performance Characteristics
LED Current vs Input Voltage
1.20
PAGE 17 SCHEMATIC:
1.15 OPTIMIZED FOR 120V
1.10
1.05
1.00
0.95
0.90
0.85
0.80
90 100 110 120 130 140 150
VIN (VAC)
37991 G18
LED Current vs Input Voltage
1.20
PAGE 17 SCHEMATIC:
1.15 OPTIMIZED FOR 220V
1.10
1.05
1.00
0.95
0.90
0.85
0.80
170 180 190 200 210 220 230 240 250 260 270
VIN (VAC)
37991 G19
LED Current vs Input Voltage
1.20
PAGE 17 SCHEMATIC:
1.15 UNIVERSAL
1.10
1.05
1.00
0.95
0.90
0.85
0.80
90
110 130 150 170 190 210 230 250 270
VIN (VAC)
37991 G20
Power Factor vs Input Voltage
1.00
PAGE 17 SCHEMATIC:
0.99 OPTIMIZED FOR 120V
0.98
0.97
0.96
0.95
0.94
0.93
0.92
0.91
0.90
90
100 110 120 130 140 150
VIN (VAC)
37991 G21
Power Factor vs Input Voltage
1.00
PAGE 17 SCHEMATIC:
0.99
OPTIMIZED FOR 220V
0.98
0.97
0.96
0.95
0.94
0.93
0.92
0.91
0.90
170 180 190 200 210 220 230 240 250 260 270
VIN (VAC)
37991 G22
Power Factor vs Input Voltage
1.00
PAGE 17 SCHEMATIC:
0.99
UNIVERSAL
0.98
0.97
0.96
0.95
0.94
0.93
0.92
0.91
0.90
90
110 130 150 170 190 210 230 250 270
VIN (VAC)
37991 G23
Efficiency vs Input Voltage
100
PAGE 17 SCHEMATIC:
95 OPTIMIZED FOR 120V
90
85
80
75
70
65
60
90 100 110 120 130 140 150
VIN (VAC)
37991 G24
Efficiency vs Input Voltage
100
PAGE 17 SCHEMATIC:
95 OPTIMIZED FOR 220V
90
85
80
75
70
65
60
170 180 190 200 210 220 230 240 250 260 270
VIN (VAC)
37991 G25
6
For more information www.linear.com/LT3799-1
Efficiency vs Input Voltage
100
PAGE 17 SCHEMATIC:
95 UNIVERSAL
90
85
80
75
70
65
60
90
110 130 150 170 190 210 230 250 270
VIN (VAC)
37991 G26
37991fa
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