LTM8042IV-1#PBF Linear Technology, LTM8042IV-1#PBF Datasheet - Page 10
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LTM8042IV-1#PBF
Manufacturer Part Number
LTM8042IV-1#PBF
Description
IC, LED DRVR, LGA56
Manufacturer
Linear Technology
Datasheet
1.LTM8042EVPBF.pdf
(32 pages)
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)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
LTM8042/LTM8042-1
TYPICAL PERFORMANCE CHARACTERISTICS
LTM8042-1
10
97
95
93
91
89
87
85
90
85
80
75
70
65
60
55
50
87
85
83
81
79
77
75
21
5
0
Efficiency vs V
Mode, 18.6V at 350mA LED String
Efficiency vs V
18.6V at 350mA LED String
Efficiency vs V
Mode, 9.7V at 350mA LED String
23
5
7
25
10
9
V
V
V
IN
IN
IN
27
IN
IN
IN
, Buck Mode,
, Buck-Boost
15
, Buck-Boost
(V)
(V)
(V)
11
29
20
31
13
25
80421 G57
80421 G51
80421 G54
33
30
15
400
350
300
250
200
150
100
90
80
70
60
50
40
30
20
10
90
85
80
75
70
65
60
50
0
0
0
0
0
Efficiency vs V
Mode, 3.7V at 350mA LED String
Efficiency vs V
Mode, 12.6V at 350mA LED String
Maximum LED Current vs Input
Voltage, Boost Operation
5
5
10
INPUT VOLTAGE (V)
10
10
IN
V
IN
V
IN
IN
, Buck-Boost
, Buck-Boost
20
(V)
(V)
15
15
6.3V AT 350mA
15.5V AT 350mA
18.6V AT 350mA
21.7V AT 350mA
24.8V AT 350mA
30
20
20
80421 G58
80421 G52
80421 G55
T
A
= 25°C, unless otherwise noted.
25
25
40
400
350
300
250
200
150
100
50
90
85
80
75
70
65
60
55
50
45
40
88
86
84
82
80
78
76
74
72
70
0
0
0
0
Efficiency vs V
Mode, 15.6V at 350mA LED String
Maximum LED Current vs Input
Voltage, Buck Mode
Efficiency vs V
Mode, 6.7V at 350mA LED String
5
10
INPUT VOLTAGE (V)
10
10
V
IN
V
IN
IN
IN
20
, Buck-Boost
, Buck-Boost
15
(V)
(V)
3.2V AT 350mA
6.3V AT 350mA
9.4V AT 350mA
12.4V AT 350mA
15.5V AT 350mA
18.6V AT 350mA
20
15
30
25
80421 G59
80421 G53
80421 G56
80421fa
40
30
20