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LT1786FCS 数据表(PDF) 5 Page - Linear Technology

部件名 LT1786FCS
功能描述  SMBus Programmable CCFL Switching Regulator
PDF  20 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LT1786FCS 数据表(HTML) 5 Page - Linear Technology

  LT1786FCS Datasheet HTML 1Page - Linear Technology LT1786FCS Datasheet HTML 2Page - Linear Technology LT1786FCS Datasheet HTML 3Page - Linear Technology LT1786FCS Datasheet HTML 4Page - Linear Technology LT1786FCS Datasheet HTML 5Page - Linear Technology LT1786FCS Datasheet HTML 6Page - Linear Technology LT1786FCS Datasheet HTML 7Page - Linear Technology LT1786FCS Datasheet HTML 8Page - Linear Technology LT1786FCS Datasheet HTML 9Page - Linear Technology Next Button
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LT1786F
TYPICAL PERFORMANCE CHARACTERISTICS
TEMPERATURE (
°C)
–3
–1
1
0
–2
10
9
6
8
7
5
3
2
4
–75
125 150
–25 0
–50
25 50
75 100
175
CCFL VC = 0.5V
CCFL VC = 1.0V
CCFL VC = 1.5V
1786 G10
VC Sink Offset Current
vs Temperature
TEMPERATURE (
°C)
4.80
4.90
4.85
5.00
4.95
5.10
5.05
–25
25
75
125
1786 G11
175
–50
–75
0
50
100
150
ICCFL = 10µA
ICCFL = 50µA
ICCFL = 100µA
∆CCFL VC Source Current for
∆ICCFL Programming Current
vs Temperature
TEMPERATURE (
°C)
0
0.4
0.2
0.8
0.6
1.2
1.0
–25
25
75
125
1786 G12
175
–50
–75
0
50
100
150
I(DIO) = 1mA
I(DIO) = 5mA
I(DIO) = 10mA
Positive DIO Voltage
vs Temperature
TEMPERATURE (
°C)
–75
1.2
1.6
125
1786 G13
0.8
0.4
0
–25
25
75
175
1.0
1.4
0.6
0.2
100
–50
0
50
150
I(DIO) = 1mA
I(DIO) = 5mA
I(DIO) = 10mA
TEMPERATURE (
°C)
–75
101
103
125
1786 G14
99
97
95
–25
25
75
175
100
102
98
96
100
–50
0
50
150
I(DIO) = 1mA
I(DIO) = 5mA
I(DIO) = 10mA
Negative DIO Voltage
vs Temperature
VC to DIO Current Servo Ratio
vs Temperature
TEMPERATURE (
°C)
0
0.10
0.05
0.20
0.15
0.30
0.25
–25
25
75
125
1786 G15
175
–50
–75
0
50
100
150
VC Low Clamp Voltage
vs Temperature
TEMPERATURE (
°C)
–75
1.7
1.8
2.0
2.1
2.2
2.4
–50
50
100
1786 G16
1.9
2.3
25
150 175
–25 0
75
125
VC High Clamp Voltage
vs Temperature
VC Switching Threshold
vs Temperature
TEMPERATURE (
°C)
–75
0.6
0.7
0.9
1.0
1.1
1.3
–50
50
100
1786 G17
0.8
1.2
25
150 175
–25 0
75
125
TEMPERATURE (
°C)
–75
7.1
7.3
7.5
7.4
7.2
7.0
6.8
6.6
125 150
1786 G18
6.9
6.7
6.5
–25 0
–50
25 50
75 100
175
ICCFL = 10µA
ICCFL = 50µA
ICCFL = 100µA
BULB Protect Servo Voltage
vs Temperature



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