Datasheet

LT3799
5
3799fa
TEMPERATURE (°C)
–50
9.4
INTV
CC
(V)
9.6
10.6
10.0
0
50
75
10.2
10.4
9.8
–25
25
100
125
3799 G13
10mA LOAD
NO LOAD
V
IN
(V)
10
9.95
INTV
CC
(V)
10.00
10.10
10.15
10.20
10.25
14
26
28
10.05
12
18
16
2220 24
30
34
3799 G14
PART OFF
PART ON
TEMPERATURE (°C)
–50
24.50
24.75
25.25
25.50
25.75
26.00
0
50
75
25.00
–25
25
100
125
3799 G15
V
IN
SHUNT VOLTAGE (V)
I
SHUNT
= 10mA
TEMPERATURE (°C)
–50
0
SHUNT CURRENT (mA)
5
15
20
25
30
0
50
75
10
–25
25
100
125
3799 G16
TEMPERATURE (°C)
–50 0
50
75
–25
25
100
125
3799 G09
0
CT CHARGE CURRENT (µA)
2
4
6
8
12
10
Typical perForMance characTerisTics
CT Pin High Threshold
vs Temperature
INTV
CC
vs Temperature INTV
CC
vs V
IN
V
IN
Shunt Voltage vs Temperature
Maximum Shunt Current
vs Temperature LED Current vs TRIAC Angle
CT Pin Charge Current
vs Temperature
CT Pin Discharge Current
vs Temperature
CT Pin Low Threshold
vs Temperature
TEMPERATURE (°C)
–50 0
50
75
–25
25
100
125
3799 G10
150
CT DISCHARGE CURRENT (nA)
160
170
180
190
200
TEMPERATURE (°C)
–50 0
50
75
–25
25
100
125
3799 G11
0
CT PIN VOLTAGE (V)
0.1
0.2
0.3
0.4
TEMPERATURE (°C)
–50 0
50
75
–25
25
100
125
3799 G12
1.0
CT PIN VOLTAGE (V)
1.1
1.2
1.3
1.4
1.5
TRIAC ANGLE (DEGREES)
0 60
120
150
30
90
180
3799 G17
0
I
LED
(A)
0.2
0.4
0.6
0.8
1.2
1.0
220V APPLICATION
120V APPLICATION
PAGE 17 SCHEMATIC