AS1112BQFT austriamicrosystems, AS1112BQFT Datasheet - Page 5

• 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 - E l e c t r i c a l C h a r a c t e r i s t i c s
7 Electrical Characteristics
V
Table 6. Electrical Characteristics
1. Specified by design. Not tested.
www.austriamicrosystems.com
CC
Symbol
ΔI
ΔI
ΔI
V
I
T
V
V
I
T
V
V
LEAK
= +3.0 to +5.5V, T
COC
I
I
TWF
IREF
LOD
CC
PD
COC
TEF
LSD
LNR
LDR
OH
OL
I
Thermal Warn Flag Threshold
Thermal Error Flag Threshold
High-Level Output Voltage
Low-Level Output Voltage
Reference Voltage Output
Constant Output Current
Leakage Output Current
Constant Current Error
Power Down Current
LED Open Detection
LED Short Detection
Load Regulation
Line Regulation
Supply Current
Input Current
AMB
Parameter
Threshold
Threshold
= -40 to +85ºC. Typical values are at T
V
from OUT0:OUT15, R
IN
Device to device, average current
Device to device, average current
V
V
All outputs on, R
= V
All outputs off, R
R
All outputs on, R
All outputs off, R
OUT
OUT
All outputs off, V
V
V
All outputs on, V
V
IREF
V
V
V
I
IN
IN
OUT
Junction temperature
Junction temperature
OL
GSCLK, CLK, SDI, LD
Revision 1.04
CC
OUT
OUT
OUT
R
from OUT0:OUT15,
= GND; pin MODE, PD
IREF
= 2 to 4V, R
= 2 to 4V, R
= V
I
= 1mA, SDO, XERR
= 640Ω, OUT0:OUT15
OH
or GND; Pins OEN, TEST,
= 2V, R
OUT0:OUT15
OUT0:OUT15
OUT0:OUT15
OUT0:OUT15
OUT0:OUT15
OUT0:OUT15
= 2V, R
= 2V, R
= 2V, R
R
R
CC
Condition
IREF
IREF
= -1mA, SDO
V
= 480Ω (80 mA)
(20 mA)
CC
; pin MODE, PD
= 640Ω
= 640Ω
= 5V
IREF
IREF
IREF
IREF
AMB
IREF
IREF
IREF
IREF
IREF
IREF
OUT
OUT
IREF
= 640Ω,
= 480Ω,
= 640Ω
= 480Ω
= 25°C, V
= 1.3kΩ
= 1.3kΩ
= 10kΩ
= 640Ω
= 15V,
= 640Ω,
= 480Ω,
= 2V,
= 1920Ω
1
1
CC
= 5V (unless otherwise specified).
V
1.20
Min
0.5
54
CC
-1
-1
-
±0.1
±0.1
1.24
Typ
150
125
1.2
3.6
0.3
15
30
40
61
20
±3
±3
±3
±3
±1
±1
4
Max
±4.5
±4.5
±4.5
±4.5
±2.5
±2.5
±0.5
±0.5
1.28
100
0.5
0.4
10
20
40
69
1
1
3
Unit
%/V
%/V
mA
mA
5 - 18
µA
nA
nA
ºC
ºC
%
V
V
V
V
V