LTM8042IV-1#PBF Linear Technology, LTM8042IV-1#PBF Datasheet - Page 12

• 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
LTM8042-1
12
12
10
14
12
10
8
6
4
2
0
8
6
4
2
0
0
0
Junction Temperature Rise
vs Load, Buck Mode,
6.8V at 350mA LED String
Junction Temperature Rise
vs Load, Buck Mode,
15.5V at 350mA LED String
50
50
100
100
LED CURRENT (mA)
LED CURRENT (mA)
24V
24V
150
150
12
10
8
6
4
2
0
IN
IN
0
Junction Temperature Rise
vs Load, Buck-Boost Mode,
6.8V at 350mA LED String
200
200
50
12V
250
250
IN
100
LED CURRENT (mA)
300
300
80421 G69
80421 G72
150
350
350
5V
IN
200
12V
IN
250
14
12
10
10
8
6
4
2
0
8
6
4
2
0
300
0
0
Junction Temperature Rise
vs Load, Buck Mode,
9.4V at 350mA LED String
Junction Temperature Rise
vs Load, Buck-Boost Mode,
2.3V at 350mA LED String
80421 G75
350
50
50
100
100
LED CURRENT (mA)
LED CURRENT (mA)
3.3V
150
150
IN
200
200
24V
24V
12V
5V
16
14
12
10
8
6
4
2
0
IN
IN
IN
IN
250
250
0
Junction Temperature Rise
vs Load, Buck-Boost Mode,
9.4V at 350mA LED String
50
300
300
80421 G70
80421 G73
T
A
100
350
350
= 25°C, unless otherwise noted.
LED CURRENT (mA)
12V
150
IN
200
12
10
14
12
10
8
6
4
2
0
8
6
4
2
0
5V
0
0
Junction Temperature Rise
vs Load, Buck-Boost Mode,
3.2V at 350mA LED String
Junction Temperature Rise
vs Load, Buck Mode,
11.2V at 350mA LED String
IN
250
50
50
300
80421 G76
100
100
LED CURRENT (mA)
LED CURRENT (mA)
350
150
150
24V
3.3V
IN
5V
IN
200
200
IN
24V
250
250
12V
IN
IN
300
300
80421 G74
80421 G71
80421fa
350
350