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参数资料
型号： LTM8042IV#PBF
厂商： Linear Technology
文件页数： 7/32页
文件大小： 0K
描述： IC UMODULE LED DRIVER 56LGA
软件下载： LTM8042 Spice Model
设计资源： DC1511A Design Files
特色产品： μModule Products
标准包装： 170
系列： LTM8042
输入电压： 3 ~ 30V
输出电压： 2 ~ 32V
电流 - 输出： 1A
功率（瓦特）： 32W
安装类型： 表面贴装
端接类型： 表面安装 (SMD，SMT)
尺寸/尺寸： 0.59" L x 0.35" W x 0.11" H（15.0mm x 9.0mm x 2.8mm）
工作温度： -40°C ~ 125°C
类型： *
配用： DC1511A-B-ND - BOARD EVAL LTM8042-1
LTM8042/LTM8042-1
TYPICAL PERFORMANCE CHARACTERISTICS
LTM8042
T A = 25°C, unless otherwise noted.
18
16
Junction Temperature Rise vs Load,
Buck Mode, 2.9V at 1A LED String
18
16
Junction Temperature Rise vs Load,
Buck Mode, 3.8V at 1A LED String
25
Junction Temperature Rise vs Load,
Buck Mode, 8.3V at 1A LED String
14
12
24V IN
14
12
24V IN
20
24V IN
10
10
15
8
6
12V IN
8
6
12V IN
10
12V IN
4
2
0
4
2
0
5
0
0
200
400
600
800
1000
0
200
400
600
800
1000
0
200
400
600
800
1000
25
20
15
10
5
0
LED CURRENT (mA)
80421 G26
Junction Temperature Rise vs Load,
Buck Mode, 10.9V at 1A LED String
24V IN
30
25
20
15
10
5
0
LED CURRENT (mA)
80421 G27
Junction Temperature Rise vs Load,
Buck Mode, 13.6V at 1A LED String
24V IN
25
20
15
10
5
0
LED CURRENT (mA)
80421 G28
Junction Temperature Rise vs Load,
Buck Mode, 18.1V at 1A LED String
24V IN
0
200
400
600
800
1000
0
200
400
600
800
1000
0
200
400
600
800
1000
25
LED CURRENT (mA)
Junction Temperature Rise
vs Load, Buck-Boost Mode,
2.9V at 1A LED String
80421 G29
30
LED CURRENT (mA)
Junction Temperature Rise
vs Load, Buck-Boost Mode,
3.8V at 1A LED String
80421 G30
40
LED CURRENT (mA)
Junction Temperature Rise
vs Load, Buck-Boost Mode,
8.3V at 1A LED String
80421 G31
20
15
24V IN
25
20
5V IN
24V IN
35
30
25
12V IN
15
20
10
5V IN
10
12V IN
15
10
5
0
12V IN
5
0
5
0
0
200
400
600
800
1000
0
200
400
600
800
1000
0
200
400
600
800
1000
LED CURRENT (mA)
80421 G32
LED CURRENT (mA)
80421 G33
LED CURRENT (mA)
80421 G34
80421fa
7
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