A6282EESTR-T Allegro Microsystems Inc, A6282EESTR-T Datasheet - Page 4

• Manufacturer Part Number: A6282EESTR-T
• Description: IC LED DRIVER LINEAR 24-QFN
• Manufacturer: Allegro Microsystems Inc
• Type: Linear (Non-Switching)r

Specifications of A6282EESTR-T

• Constant Current: Yes
• Number Of Outputs: 16
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: Color, White LED
• Frequency: 30MHz
• Voltage - Supply: 3 V ~ 5.5 V
• Voltage - Output: 12V
• Mounting Type: Surface Mount
• Package / Case: 24-WFQFN Exposed Pad
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 50mA
• Internal Switch(s): Yes
• Led Driver Application: LED Display, LED Signboard, Lighting
• No. Of Outputs: 16
• Output Current: 54.5mA
• Output Voltage: 12V
• Input Voltage: 3V To 5.5V
• Topology: Constant Current
• 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: 620-1221-2

A6282
Terminal List Table
CLK
GND
LE
¯ O ¯ ¯ ¯ E ¯
OUT0
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
OUT7
OUT8
OUT9
OUT10
OUT11
OUT12
OUT13
OUT14
OUT15
PAD
REXT
SDI
SDO
VDD
Name
ES
24
10
12
13
14
15
16
17
18
19
20
21
22
23
11
6
4
7
8
9
–
2
5
1
3
Number
LP
21
10
12
13
14
15
16
17
18
19
20
23
22
24
11
REXT
3
1
4
5
6
7
8
9
–
2
GND
SDO
VDD
CLK
SDI
1
2
3
4
5
6
Clock; data shift clock input terminal
Logic supply ground and load supply ground
Latch Enable input terminal
Output Enable input terminal, active low (when ¯ O ¯ ¯ ¯ E ¯ = high, all OUTx outputs are forced off; when ¯ O ¯ ¯ ¯ E ¯ = low,
on/off status of OUTx outputs is controlled by the state of the latches
Constant current outputs
Exposed pad for enhanced thermal dissipation; not connected internally, connect to GND
Reference current terminal; sets output current for all channels
Serial Data In terminal
Serial Data Out terminal
Logic Supply terminal
ES Package
PAD
18
17
16
15
14
13
OUT10
OUT9
OUT8
OUT7
OUT6
OUT5
Pin-out Diagrams
16-Channel Constant-Current LED Driver
Top-down views
Description
OUT0
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
OUT7
GND
CLK
SDI
LE
10
12
11
1
2
3
4
5
6
7
8
9
LP Package
PAD
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
24
23
22
21
20
19
18
17
16
15
14
13
VDD
REXT
SDO
OE
OUT15
OUT14
OUT13
OUT12
OUT11
OUT10
OUT9
OUT8
4