AS1112BQFT austriamicrosystems, AS1112BQFT Datasheet - Page 7

• Manufacturer Part Number: AS1112BQFT
• Description: IC, LED DRIVER, CONSTANT CURRENT, TQFN32
• Manufacturer: austriamicrosystems

Specifications of AS1112BQFT

• Led Driver Application: LED Displays, LED Signboards And Display Backlights
• No. Of Outputs: 16
• Output Current: 80mA
• Output Voltage: 15V
• Input Voltage: 3V To 5.5V
• Topology: Constant Current
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AS1112
Data Sheet - Ty p i c a l O p e r a t i n g C h a r a c t e r i s t i c s
8 Typical Operating Characteristics
V
Figure 5. Output Current vs. R
www.austriamicrosystems.com
Figure 3. Output Current vs. V
DD
100
10
= 5V, T
90
80
70
60
50
40
30
20
10
1
0
0
0
1
AMB
2
3
= 25ºC.
3
REXT (kOhm)
4
6
V
DS
5
(V)
DS
EXT
6
9
;
RIREF = 3.9kΩ
7
RIREF = 480Ω
RIREF = 1kΩ
12
8
9
10
15
Revision 1.04
Figure 4. Output Current vs. V
Figure 6. Output Current vs. Dot Correction Value
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0
0
9
0.5
Dot Correction Value
18
1
27
V
DS
1.5
(V)
RIREF = 480Ω
36
DS
;
2
RIREF = 1kΩ
RIREF = 3.9kΩ
RIREF = 480Ω
45
RIREF = 1kΩ
2.5
54
63
3
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