A6278 and
A6279
Serial-Input, Constant-Current Latched
LED Drivers with Open LED Detection
Package A, 16-pin DIP (A6278)
.775 19.69
.735 18.67
16
A
12
A
B
.280 7.11
.240 6.10
.014 0.36
.008 0.20
.300 .7.62
.430 10.92
MAX
.005 0.13
MIN
.070 1.78
.045 1.14
.100 .2.54
16X
.022
.014
.056
.036
.010 [0.25] M C
.195 4.95
.115 2.92
.015 0.38
MIN
.150 3.81
.115 2.92
C
SEATING
PLANE
Preliminary dimensions, for reference only
Dimensions in inches
Metric dimensions (mm) in brackets, for reference only
(reference JEDEC MS-001 BB)
Dimensions exclusive of mold flash, gate burrs, and dambar protrusions
Exact case and lead configuration at supplier discretion within limits shown
A Terminal #1 mark area
Package A, 24-pin DIP (A6279)
24
A
12
1.280 32.51
1.230 31.24
.005 0.13
MIN
.070 1.78
.045 1.14
.100 .2.54
24X
.022
.014
.056
.036
.010 [0.25] M C
A
B
.280 7.11
.240 6.10
.014 0.36
.008 0.20
.300 .7.62
.430 10.92
MAX
.195 4.95
.115 2.92
C
SEATING
PLANE
.015 0.38
MIN
.150 3.81
.115 2.92
Preliminary dimensions, for reference only
Dimensions in inches
Metric dimensions (mm) in brackets, for reference only
(reference JEDEC MS-001 AF)
Dimensions exclusive of mold flash, gate burrs, and dambar protrusions
Exact case and lead configuration at supplier discretion within limits shown
A Terminal #1 mark area
Allegro MicroSystems, Inc.
14
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com