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Número de pieza
componentes Descripción
LT3799EMSE Ver la hoja de datos (PDF) - Linear Technology
Número de pieza
componentes Descripción
Fabricante
LT3799EMSE
Offline Isolated Flyback LED Controller with Active PFC
Linear Technology
LT3799EMSE Datasheet PDF : 20 Pages
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LT3799
TYPICAL PERFORMANCE CHARACTERISTICS
V
IN
Start-Up Voltage
vs Temperature
24.0
23.5
23.0
22.5
22.0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3799 G01
V
REF
vs Temperature
2.100
2.075
2.050
2.025
2.000
NO LOAD
1.975
1.950
200µA LOAD
1.925
1.900
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3799 G05
V
IN
I
Q
vs Temperature
140
120
100
80
V
IN
= 24V
V
IN
= 12V
60
40
20
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3799 G02
V
REF
vs V
IN
2.100
2.075
2.050
2.025
2.000
1.975
1.950
NO LOAD
200µA LOAD
1.925
1.900
14 16 18 20 22 24 26 28 30 32
V
IN
(V)
3799 G05
Input Voltage Hysteresis
vs Temperature
12.0
11.6
11.2
10.8
10.4
10.0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3799 G03
SENSE Pin Threshold Current
vs Temperature
120
MAX I
LIM
100
80
60
40
MIN I
LIM
20
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3799 G06
Maximum Oscillator Frequency
vs Temperature
375
350
325
300
275
250
225
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3799 G07
Minimum Oscillator Frequency
vs Temperature
70
60
50
40
30
20
10
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3799 G08
3799p
4
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