A6280EA-T Allegro Microsystems Inc, A6280EA-T Datasheet - Page 3

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A6280EA-T

Manufacturer Part Number
A6280EA-T
Description
IC,Laser Diode/LED Driver,DIP,16PIN,PLASTIC
Manufacturer
Allegro Microsystems Inc
Type
PWM Controlr
Datasheet

Specifications of A6280EA-T

Constant Current
Yes
Topology
Linear, PWM
Number Of Outputs
3
Internal Driver
Yes
Type - Secondary
RGB
Frequency
5MHz
Voltage - Supply
4.75 V ~ 17 V
Voltage - Output
1 V ~ 3 V
Mounting Type
Through Hole
Package / Case
16-DIP (0.300", 7.62mm)
Operating Temperature
-40°C ~ 85°C
Current - Output / Channel
150mA
Internal Switch(s)
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Efficiency
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
620-1256
A6280
Terminal List Table
VREG
PGND
Name
LGND
OUT1
OUT0
REXT
OUT2
VREG
OEO
SDO
OUT1
OUT0
REXT
PAD
VIN
OEI
SDI
CO
SDO
OEO
LO
CI
LI
CO
R
LO
EXT
1
2
3
4
5
6
7
8
Package A
A Package ES Package
VREG
REXT
OEI
SDI
VIN
CI
LI
n.a.
10
12
13
14
15
16
11
1
2
3
4
5
6
7
8
9
Number
16
15
14
13
12
10
11
9
Regulator
PGND
OUT2
SDI
LI
OEI
CI
VIN
LGND
12
13
14
15
16
10
11
1
2
3
4
5
6
7
8
9
Regulator 0
Current
Functional Block Diagram
OUT0
Sinking output terminal
Sinking output terminal
Buffered serial data output after shift register
Buffered latch output
Buffered output enable output
Buffered clock output
An external resistor at this terminal establishes overall output current
Regulator decoupling
Logic ground
Chip power supply voltage
Serial and PWM clock input
Output enable input; when low (active), the output drivers are enabled; when high (inac-
tive), all output drivers are turned off (blanked)
Latch input terminal; serial data is latched with high-level input
Serial data input to shift register
Sinking output terminal
Power ground
Exposed thermal pad, not internally connected; connect externally to LGND and PGND.
Pin-out Drawings
3-Channel Constant-Current LED Driver
Latched Registers
Shift Register
Regulator 1
Current
with
OUT1
Programmable
Regulator 2
Current
One-Shot
100 ns
OUT2
Description
VREG
LGND
REXT
VIN
PGND
1
2
3
4
Package ES
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
PAD
LGND
12
10
11
9
SDO
CO
LO
OEO
OUT0
OUT1
PGND
OUT2
PWM Control
3

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