a6280ees-t Allegro MicroSystems, Inc., a6280ees-t Datasheet - Page 12

• Manufacturer Part Number: a6280ees-t
• Description: 3-channel Constant-current Led Driver With Programmable Pwm Control
• Manufacturer: Allegro MicroSystems, Inc.

A6280
17X
0.08
D
0.40
C
0.005
A
0.25
2
1
1
2
16
1
0.50
16
2
16
A
1.70
3
0.060
0.018
B
0.750
ES Package, 16 Pin QFN
A Package, 16 Pin DIP
0.100
3
1.70
0.75
3-Channel Constant-Current LED Driver
0.250
0.210
0.130
with
A Terminal #1 mark area
B Exposed thermal pad (reference only, terminal #1
C Reference land pattern layout (reference IPC7351
D Coplanarity includes exposed thermal pad and terminals
A Terminal #1 mark area
All dimensions nominal, not for tooling use
(reference JEDEC MO-220WEED-4)
Dimensions in millimeters
Exact case and lead configuration at supplier discretion within limits shown
identifier appearance at supplier discretion)
QFN50P300X300X80-17W4M);
All pads a minimum of 0.20 mm from all adjacent pads; adjust as
necessary to meet application process requirements and PCB layout
tolerances; when mounting on a multilayer PCB, thermal vias at the
exposed thermal pad land can improve thermal dissipation (reference
EIA/JEDEC Standard JESD51-5)
All dimensions nominal, not for tooling use
(reference JEDEC MS-001 BB)
Dimensions in inches
Dimensions exclusive of mold flash, gate burrs, and dambar protrusions
Exact case and lead configuration at supplier discretion within limits shown
0.90
0.430
Programmable
1
C
PCB Layout Reference View
16
3.10
1.70
0.30
0.300
0.010
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
0.50
1.70
3.10
PWM Control
12