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LTM8042IV-1#PBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P32
LTM8042/LTM8042-1
4
80421fb
For more information www.linear.com/LTM8042
TYPICAL PERFORMANCE CHARACTERISTICS
Efficiency vs V
IN
, Boost Operation,
16.7V at 1A LED String
Efficiency vs V
IN
, Boost Operation,
20.1V at 1A LED String
Efficiency vs V
IN
, Boost Operation,
23.4V at 1A LED String
Efficiency vs V
IN
, Boost Operation,
26.8V at 1A LED String
Efficiency vs V
IN
, Buck Mode,
3.5V at 1A LED String
Efficiency vs V
IN
, Buck Mode,
6.8V at 1A LED String
Efficiency vs V
IN
, Boost Operation,
6.8V at 1A LED String
Efficiency vs V
IN
, Boost Operation,
10.1V at 1A LED String
Efficiency vs V
IN
, Boost Operation,
13.4V at 1A LED String
T
A
= 25°C, unless otherwise noted.
LTM8042
V
IN
(V)
4
80
EFFICIENCY (%)
81
82
83
84
85
86
5
90
80421 G01
6
87
88
89
V
IN
(V)
5
80
EFFICIENCY (%)
82
84
87
94
80421 G02
6 9 10
86
88
90
92
V
IN
(V)
7
85
EFFICIENCY (%)
87
86
88
109
95
80421 G03
8 1211 13
89
90
92
91
93
94
V
IN
(V)
8
80
EFFICIENCY (%)
1413
94
90
92
80421 G04
1211109 15 16
84
82
86
88
V
IN
(V)
11
83
EFFICIENCY (%)
85
1713
97
80421 G05
12 14 1615 18 19
87
91
89
93
95
V
IN
(V)
12
83
EFFICIENCY (%)
1514
97
80421 G06
13 16 191817 2120 22
91
89
93
87
85
95
V
IN
(V)
16
87
EFFICIENCY (%)
1918
97
80421 G07
17 20 232221 2524 26
91
90
93
89
88
95
92
94
96
V
IN
(V)
4
75
EFFICIENCY (%)
1816
89
80421 G08
14 201086 12 262422 30 3228 34
77
81
85
79
83
87
V
IN
(V)
8
80
EFFICIENCY (%)
1816
94
80421 G09
14 2010 12 262422 30 3228 34
82
86
90
84
88
92
LTM8042/LTM8042-1
5
80421fb
For more information www.linear.com/LTM8042
TYPICAL PERFORMANCE CHARACTERISTICS
Efficiency vs V
IN
, Buck-Boost
Mode, 3.6V at 1A LED String
Efficiency vs V
IN
, Buck-Boost
Mode, 6.8V at 1A LED String
Efficiency vs V
IN
, Buck-Boost
Mode, 10.1V at 1A LED String
Efficiency vs V
IN
, Buck Mode,
10.1V at 1A LED String
Efficiency vs V
IN
, Buck Mode,
13.4V at 1A LED String
Efficiency vs V
IN
, Buck Mode,
16.7V at 1A LED String
T
A
= 25°C, unless otherwise noted.
Maximum LED Current
vs Input Voltage, Boost Operation
LTM8042
Efficiency vs V
IN
, Buck-Boost
Mode, 13.4V at 1A LED String
V
IN
(V)
12
85
EFFICIENCY (%)
1816
93
95
94
80421 G10
14 20 262422 30 3228 34
86
88
90
87
89
92
91
V
IN
(V)
15
87
EFFICIENCY (%)
19
95
97
96
80421 G11
17 21 272523 3129 33
88
90
92
89
91
94
93
V
IN
(V)
19
87
95
97
96
80421 G12
21 272523 3129 33
88
90
92
89
91
94
93
V
IN
(V)
4
55
EFFICIENCY (%)
2624
85
80421 G13
20 22 28 301086 12 14 16 18
75
70
80
60
65
V
IN
(V)
8
70
EFFICIENCY (%)
262422
90
80421 G14
2010 12 14 16 18
85
75
80
V
IN
(V)
12
80
EFFICIENCY (%)
242322
87
80421 G15
2013 14 15 16 17 18 2119
85
86
81
82
83
84
V
IN
(V)
15
80
EFFICIENCY (%)
20
90
80421 G16
16 17 18 19
85
86
81
82
83
84
88
89
87
INPUT VOLTAGE (V)
0
0
MAXIMUM LED CURRENT (mA)
2015
1200
80421 G17
105 25 30
1000
200
800
400
600
7.4V AT 1A
10.9V AT 1A
14.5V AT 1A
18.1V AT 1A
21.4V AT 1A
24.8V AT 1A
28.2V AT 1A
LTM8042/LTM8042-1
6
80421fb
For more information www.linear.com/LTM8042
TYPICAL PERFORMANCE CHARACTERISTICS
LED Current vs CTL Voltage
Quiescent Current
vs Input Voltage, Open LED
Junction Temperature Rise
vs Load, Boost Operation,
8.3V at 1A LED String
Maximum LED Current
vs V
IN
, Buck Mode
Maximum LED Current vs Input
Voltage, Buck-Boost Mode
Junction Temperature Rise
vs Load, Boost Operation,
18.1V at 1A LED String
Junction Temperature Rise
vs Load, Boost Operation,
13.6V at 1A LED String
Junction Temperature Rise
vs Load, Boost Operation,
10.9V at 1A LED String
V
IN
(N)
0
0
LED CURRENT (mA)
2015
1000
80421 G18
105 25 30
900
200
100
800
400
600
300
500
700
3.8V AT 1A
7.4V AT 1A
10.9V AT 1A
14.5V AT 1A
18.1V AT 1A
21.4V AT 1A
24.8V AT 1A
INPUT VOLTAGE (V)
0
0
MAXIMUM LED CURRENT (mA)
20
1200
80421 G19
10 30 40
1000
200
800
400
600
7.4V AT 1A
10.9V AT 1A
14.5V AT 1A
18.1V AT 1A
21.4V AT 1A
24.8V AT 1A
28.2V AT 1A
ADJUST VOLTAGE (mV)
0
0
LED CURRENT SCALING (%)
800600
100
80421 G20
400200 1000 1200
20
80
40
60
INPUT VOLTAGE (V)
0
0
QUIESCENT CURRENT (mA)
2015
40
80421 G21
105 25 30
5
30
10
20
35
15
25
LED CURRENT (mA)
0
0
TEMPERATURE (°C)
600400
25
80421 G22
200 800 1000
20
15
5
10
5V
IN
LED CURRENT (mA)
0
0
TEMPERATURE (°C)
600400
20
80421 G23
200 800 1000
14
12
18
16
8
6
4
2
10
7V
IN
LED CURRENT (mA)
0
0
TEMPERATURE (°C)
600400
25
80421 G24
200 800 1000
20
15
5
10
8V
IN
LED CURRENT (mA)
0
0
TEMPERATURE (°C)
600400
35
80421 G25
200 800 1000
20
15
30
25
5
10
9V
IN
T
A
= 25°C, unless otherwise noted.
LTM8042
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P32

LTM8042IV-1#PBF

Mfr. #:
Buy LTM8042IV-1#PBF
Manufacturer:
Analog Devices / Linear Technology
Description:
LED Lighting Drivers 350mA Boost LED Drive uModule
Lifecycle:
New from this manufacturer.
Delivery:
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