IC specification
MLX10803
High power LED driver
3901010803
Page 2/25
Data Sheet
Rev 025
2/OCT/07
Table of contents
Features .....................................................................................................1
Ordering Information...................................................................................1
General Description ....................................................................................1
Table of contents ........................................................................................2
Block diagram.............................................................................................3
1.
Typical application data .....................................................................4
1.1.
LED driver applications...............................................................4
1.1.1.
Principle complete schematic LED driver diagram..................4
1.1.2.
Principle minimum schematic LED driver diagram..................4
1.1.3.
Principle soft start up LED driver diagram...............................5
1.1.4.
LED driver application notes ...................................................5
2.
Application pins .................................................................................7
3.
Absolute maximum ratings ................................................................7
4.
Electrical characteristics ....................................................................8
5.
ESD/EMI recommendations for MLX10803.....................................11
6.
Automotive test pulses ....................................................................12
6.1.
Test pulse definition .................................................................13
7.
LED driving principle........................................................................16
7.1.
General.....................................................................................16
7.2.
The principle in detail................................................................17
7.3.
Switching frequency considerations and constant light output .20
8.
Temperature regulation ...................................................................21
9.
Mechanical Data ..............................................................................22
9.1.
Mechanical data of the MLX10803 package ............................22
10.
Standard information regarding manufacturability of Melexis
products with different soldering processes.....................................23
11.
History record ..................................................................................24
12.
Disclaimer ........................................................................................25