A6277ELW-T Allegro Microsystems Inc, A6277ELW-T Datasheet - Page 3

• Manufacturer Part Number: A6277ELW-T
• Description: IC LED DRIVER LINEAR 20-SOIC
• Manufacturer: Allegro Microsystems Inc
• Type: Linear (Non-Switching)r

Specifications of A6277ELW-T

• Constant Current: Yes
• Topology: 8-Bit Shift Register
• Number Of Outputs: 8
• Internal Driver: Yes
• Type - Primary: General Purpose
• Frequency: 20MHz
• Voltage - Supply: 4.5 V ~ 5.5 V
• Voltage - Output: 1V
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 120mA
• Internal Switch(s): Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Efficiency: -
• Other names: 620-1087

A6277
Selection Guide
Absolute Maximum Ratings*
Thermal Characteristics
Package Thermal Resistance
*Additional thermal information available on the Allegro website.
A6277ELWTR-T
Supply Voltage
Output Voltage Range
Input Voltage Voltage
Output Current
Operating Ambient Temperature
Maximum Junction Temperature
Storage Temperature
* Caution: These CMOS devices have input static protection (Class 2) but are still susceptible to damage if exposed to extremely high static electrical charges.
Part Number
Characteristic
Characteristic
may require derating at maximum conditions, see application information
20-pin SOICW
8-Bit Serial Input Constant-Current Latched LED Driver
2.5
2.0
1.5
1.0
0.5
0
Symbol
T
Symbol
25
J
V
(max)
T
V
T
V
I
R
stg
DD
O
O
A
Packing
I
θJA
AMBIENT TEMPERATURE IN C
50
Range E
Mounted on 1-layer PCB
SUFFIX 'LW', R
75
Test Conditions*
JA
= 90 C/W
Notes
100
1000 per reel
125
Package
150
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
–0.4 to V
–55 to 150
–0.5 to 24
–40 to 85
Rating
Value
150
150
7.0
90
DD
+ 0.4
Units
Units
ºC/W
mA
ºC
ºC
ºC
V
V
V
2