A6210GEUTR-T Allegro Microsystems Inc, A6210GEUTR-T Datasheet - Page 3

• Manufacturer Part Number: A6210GEUTR-T
• Description: IC LED DRIVER HIGH BRIGHT 16-QFN
• Manufacturer: Allegro Microsystems Inc
• Type: HBLED Driverr

Specifications of A6210GEUTR-T

• Topology: PWM, Step-Down (Buck), Switched Capacitor (Charge Pump)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Secondary: High Brightness LED (HBLED)
• Frequency: 100kHz ~ 2 MHz
• Voltage - Supply: 9 V ~ 46 V
• Voltage - Output: 46V
• Mounting Type: Surface Mount
• Package / Case: 16-WSQFN Exposed Pad
• Operating Temperature: -40°C ~ 105°C
• Current - Output / Channel: 3A
• Internal Switch(s): Yes
• Efficiency: 90%
• Led Driver Application: Power Supplies And Lamps
• No. Of Outputs: 1
• Output Current: 3A
• Output Voltage: 46V
• Input Voltage: 9V To 46V
• Dimming Control Type: PWM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 620-1281-2

A6210
GND
TON
VIN
NC
Pin-out Diagram
1
2
3
4
(Top View)
Closed = On
Switch
PAD
R1
180 kΩ
V
IN
24 V
12
11
10
9
LX
BOOT
DIS
SGND
TON
DIS
Switching Frequency = 1.4 MHz
All capacitors are X5R or X7R ceramic
Resistor R2 should be surface mount, low inductance type, rated at 250 mW at 70°C
C1
1.0 μF
VIN UVLO
Linear OK
TSD
Circuit
Timer
Timer
Sleep
Terminal List Table
Off
On
2, 7, 13, 14,
Number
Fault
15, 16
4, 5, 6
10
11
12
1
3
8
9
–
Functional Block Diagram
VIN
Regulator
Linear
3 A, 2 MHz Buck-Regulating LED Driver
Control
Logic
NC
SGND
Name
BOOT
ISEN
GND
Comparator
TON
PAD
VIN
DIS
Regulator
NC
LX
+
–
Input supply
No connection; tie to GND
Terminal for on-time setting with external resistor
Ground terminal
Current sense input
Current sense ground reference
Disable/enable logic input; active high
Bootstrap supply node
Switch node
Exposed thermal pad; connect to ground plane
(GND) by through-hole vias
Driver
GND
BOOT
Reg
Ref
Blank
Top-off
Pump
Charge
C2
22 nF
V
Function
IN
SGND
LX
ISEN
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
R2
390 mΩ
D1
68 μH
L1
LED1
LED2
LED3
3