ltm8042 Linear Technology Corporation, ltm8042 Datasheet - Page 4

• Manufacturer Part Number: ltm8042
• Description: Ltm8042/ltm8042-1 - ?module Boost Led Driver And Current Source
• Manufacturer: Linear Technology Corporation

LTM8042/LTM8042-1
TYPICAL PERFORMANCE CHARACTERISTICS
LTM8042
4
90
89
88
87
86
85
84
83
82
81
80
94
92
90
88
86
84
82
80
97
96
95
94
93
92
91
90
89
88
87
16
4
8
Efficiency vs V
6.8V at 1A LED String
Efficiency vs V
16.7V at 1A LED String
Efficiency vs V
26.8V at 1A LED String
17
9
18
10
19
11
20
V
V
V
IN
IN
IN
IN
IN
IN
, Boost Operation,
, Boost Operation,
, Boost Operation,
12
21
5
(V)
(V)
(V)
22
13
23
14
24
15
80421 G07
80421 G01
80421 G04
25
26
16
6
94
92
90
88
86
84
82
80
97
95
93
91
89
87
85
83
89
87
85
83
81
79
77
75
11
5
4
Efficiency vs V
10.1V at 1A LED String
Efficiency vs V
20.1V at 1A LED String
Efficiency vs V
3.5V at 1A LED String
6
12
8
6
10
13
12
14
14
16
7
V
V
V
IN
IN
IN
IN
18
IN
IN
15
, Boost Operation,
, Boost Operation,
, Buck Mode,
(V)
(V)
(V)
20
22
8
16
24
26
17
28
9
30 32
80421 G02
18
80421 G05
80421 G08
T
A
= 25°C, unless otherwise noted.
10
19
34
97
95
93
91
89
87
85
83
95
94
93
92
91
90
89
88
87
86
85
94
92
90
88
86
84
82
80
12
7
8
Efficiency vs V
13.4V at 1A LED String
Efficiency vs V
23.4V at 1A LED String
Efficiency vs V
6.8V at 1A LED String
10 12
13
8
14
14
15
16
9
18
16
V
V
IN
IN
IN
V
20
IN
IN
IN
17
, Boost Operation,
10
, Boost Operation,
, Buck Mode,
(V)
(V)
(V)
22
18
24
11
19
26
28
20
12
30 32
80421 G06
80421 G03
80421 G09
21
80421fa
22
13
34