A6278 ALLEGRO [Allegro MicroSystems], A6278 Datasheet - Page 13

• Manufacturer Part Number: A6278
• Description: Serial-Input Constant-Current Latched LED Drivers with Open LED Detection
• Manufacturer: ALLEGRO [Allegro MicroSystems]

A6278
A6279
Package Thermal Resistance
*Additional thermal information is available on the Allegro Web site.
5.0
4.0
3.0
2.0
1.0
0
25
Characteristic
and
50
Ambient Temperature, T
75
A6278
Symbol
R
θJA
100
Package Thermal Characteristics
A package, 16-pin, measured on 4-layer board based on JEDEC standard
A package, 24-pin, measured on 4-layer board based on JEDEC standard
LP package, 16-pin, measured on 4-layer board based on JEDEC standard
LP package, 24-pin, measured on 4-layer board based on JEDEC standard
LW package, 16-pin, measured on 4-layer board based on JEDEC standard
LW package, 24-pin, measured on 4-layer board based on JEDEC standard
A
(°C)
125
Serial-Input, Constant-Current Latched
LED Drivers with Open LED Detection
150
Test Conditions*
5.0
4.0
3.0
2.0
1.0
0
25
50
Ambient Temperature, T
115 Northeast Cutoff, Box 15036
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 [phone]
www.allegromicro.com
75
A6279
100
A
(°C)
125
Value
38
26
34
28
48
44
150
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
Unit
13