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LBRX Datasheet(PDF) 4 Page - Linear Technology

Part # LBRX
Description  White LED Driver and Boost Converter in 3mm 횞 3mm DFN Package
PDF  20 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LBRX Datasheet(HTML) 4 Page - Linear Technology

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4
LT3466-1
34661f
TYPICAL PERFOR A CE CHARACTERISTICS
Quiescent Current
(CTRL1 = CTRL2 = 3V)
Switch Current Limit vs Duty Cycle
Shutdown Current
(CTRL1 = CTRL2 = 0V)
Open-Circuit Output Clamp
Voltage
RT vs Oscillator Frequency
DUTY CYCLE (%)
0
300
400
80
34661 G05
200
100
250
350
450
500
150
50
0
20
40
60
100
TA = –50°C
TA = 85°C
TA = 25°C
Open-Circuit Output Clamp
Voltage
Input Current with Output 1 and
Output 2 Open Circuit
OSCILLATOR FREQUENCY (kHz)
1000
34661 G10
10
100
600
1800
1400
1000
200
Oscillator Frequency vs VIN
TA = 25°C unless otherwise specified
VIN (V)
0
7
6
UVLO
5
4
3
2
1
0
12
20
34661 G04
48
16
24
VIN (V)
2
0
10
30
40
50
70
4
12
16
34661 G06
20
60
10
20
24
22
6
8
14
18
TA = –50°C
TA = 25°C
TA = 100°C
VIN (V)
38.00
39.00
40.00
41.00
38.50
39.50
40.50
6
101418
34661 G07
24
4
2
8
12
16
20 22
VOUT2
VOUT1
RT = 63.4k
TEMPERATURE (
°C)
–50
–25
37
39
42
0
50
75
34661 G08
38
41
40
25
100
125
VOUT2
VOUT1
RT = 63.4k
VIN (V)
2
12
16
20
18
34661 G09
8
4
0
468
10 12 14 16
20
24
22
RT = 63.4k
VIN (V)
800
900
1000
1100
812
16
20
34661 G11
24
46
2
10141822
RT = 48.7k



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