参数资料
型号: LT1768IGN
厂商: LINEAR TECHNOLOGY CORP
元件分类: 稳压器
英文描述: High Power CCFL Controller for Wide Dimming Range and Maximum Lamp Lifetime
中文描述: 1.5 A FLUORESCENT LIGHT CONTROLLER, 410 kHz SWITCHING FREQ-MAX, PDSO16
封装: 0.150 INCH, PLASTIC, SSOP-16
文件页数: 4/20页
文件大小: 301K
代理商: LT1768IGN
LT1768
4
TYPICAL PERFOR AU
TEMPERATURE (
°
C)
5.10
5.08
5.06
5.04
5.02
5.00
4.98
4.96
4.94
4.92
4.90
V
R
V
1768 G01
–50
–25
0
25
50
75
100
125
I
REF
= –1mA
TEMPERATURE (
°
C)
1.30
1.29
1.28
1.27
1.26
1.25
1.24
1.23
1.22
1.21
1.20
V
1768 G02
–50
–25
0
25
50
75
100
125
V
R
MIN(V)
V
R
MAX(V)
I
RMIN
= –100
μ
A
I
RMAX
= –100
μ
A
TEMPERATURE (
°
C)
80
76
72
68
64
60
56
52
48
44
40
S
μ
A
1768 G03
–50
–25
0
25
50
75
100
125
V
SHDN
= 0V
INPUT VOLTAGE (V)
10
8
6
4
2
0
S
1768 G04
0
5
10
15
20
25
V
RMIN
, V
RMAX
vs Temperature
Supply Current in Shutdown vs
Temperature
Supply Current vs Input Voltage
V
REF
vs Temperature
TEMPERATURE (
°
C)
7.40
7.30
7.20
7.10
7.00
6.90
6.80
6.70
6.60
6.50
6.40
S
1768 G05
–50
–25
0
25
50
75
100
125
INPUT VOLTAGE (V)
100
80
60
40
20
0
S
μ
A
1768 G06
0
5
10
15
20
25
V
SHDN
= 0V
TEMPERATURE (
°
C)
2.00
1.80
1.60
1.40
1.20
1.00
0.80
0.60
0.40
0.20
0
S
1768 G08
–50
–25
0
25
50
75
100
125
V
SHDN
ON TO OFF
V
SHDN
OFF TO ON
Supply Current vs Temperature
Supply Current in Shutdown vs
Input Voltage
Undervoltage Lockout Threshold
vs Temperature
SHDN Pull-Up Current
vs Input Voltage
Shutdown Threshold Voltage vs
Temperature
TEMPERATURE (
°
C)
8.20
8.10
8.00
7.90
7.80
7.70
7.60
7.50
7.40
7.30
7.20
U
1768 G09
–50
–25
0
25
50
75
100
125
V
UVL
ON TO OFF
V
UVL
OFF TO ON
INPUT VOLTAGE (V)
0
S
μ
A
10
8
6
4
2
0
20
1768 G07
5
10
15
25
V
SHDN
= 0V
相关PDF资料
PDF描述
LT1768 High Power CCFL Controller with Multimode Dimming(大功率,冷阴极荧光灯(CCFL)控制器(电流型脉宽调制控制器))
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