LTM8042IV-1#PBF Linear Technology, LTM8042IV-1#PBF Datasheet - Page 4

• Manufacturer Part Number: LTM8042IV-1#PBF
• Description: IC, LED DRVR, LGA56
• Manufacturer: Linear Technology

Specifications of LTM8042IV-1#PBF

• Led Driver Application: Display Backlighting, Automotive And Avionic Lighting
• No. Of Outputs: 1
• Output Current: 350mA
• Input Voltage: 3V To 30V
• Dimming Control Type: PWM / Analog
• Topology: Boost (Step Up)

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