A6211 ALLEGRO [Allegro MicroSystems], A6211 Datasheet - Page 2

• Manufacturer Part Number: A6211
• Description: Constant-Current 3-Ampere PWM Dimmable Buck Regulator LED Driver
• Manufacturer: ALLEGRO [Allegro MicroSystems]

A6211
Selection Guide
Absolute Maximum Ratings
Thermal Characteristics
Package Thermal Resistance,
Junction to Ambient
Package Thermal Resistance,
Junction to Pad
*Additional thermal information available on the Allegro website.
Supply Voltage
Bootstrap Drive Voltage
Switching Voltage
Linear Regulator Terminal
Enable and TON Voltage
Current Sense Voltage
Operating Ambient Temperature
Maximum Junction Temperature
Storage Temperature
A6211GLJTR-T
Part Number
Characteristic
Characteristic
TON
VIN
EN
CS
Pin-out Diagram
1
2
3
4
PAD
Operating Ambient
Temperature, T
8
7
6
5
may require derating at maximum conditions, see application information
–40ºC to 105ºC
SW
BOOT
GND
VCC
V
Symbol
Symbol
T
EN
V
J
V
V
V
BOOT
(max)
T
V
R
R
T
, V
SW
CC
CS
stg
IN
A
θJA
θJP
A
TON
Constant-Current 3-Ampere PWM Dimmable
4-layer PCB based on JEDEC standard
Terminal List Table
VCC to GND
G temperature range
Number
8-pin SOICN with exposed thermal pad
1
2
3
4
5
6
7
8
–
Name
BOOT
VCC
GND
TON
PAD
VIN
SW
EN
CS
Test Conditions*
Package
Notes
Supply voltage input terminals
Regulator on-time setting resistor terminal
Logic input for Enable and PWM dimming
Drive output current sense feedback
Internal linear regulator output
Ground terminal
DMOS gate driver bootstrap terminal
Switched output terminals
Exposed pad for enhanced thermal dissipation;
connect to GND
Buck Regulator LED Driver
Function
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
–1.5 to V
–0.3 to V
3000 pieces per 13-in reel
–0.3 to V
–40 to 105
–65 to 125
–0.3 to 50
–0.3 to 14
–0.3 to 7
Rating
150
Packing
IN
IN
Value
IN
+ 0.3
+ 0.3
35
+ 8
2
Unit
ºC/W
ºC/W
Unit
ºC
ºC
ºC
V
V
V
V
V
V
2