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AS1123-BQFT Datasheet(PDF) 5 Page - ams AG

Part # AS1123-BQFT
Description  Constant -Cur rent , 16 -Channe l LED Dr iver wi th Diagnost ics
Download  25 Pages
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Manufacturer  AMSCO [ams AG]
Direct Link  http://www.ams.com
Logo AMSCO - ams AG

AS1123-BQFT Datasheet(HTML) 5 Page - ams AG

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www.austriamicrosystems.com/LED-Driver-ICs
Revision 1.00
4 - 24
AS1123
Datasheet - 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
6 Electrical Characteristics
VDD = +3.0V to +5.5V, Typical values are at TAMB = +25°(unless otherwise specified). All limits are guaranteed. The parameters with min and
max values are guaranteed with production tests or SQC (Statistical Quality Control) methods.
Table 3. Electrical Characteristics
Symbol
Parameter
Condition
Min
Typ
Max
Unit
TAMB
Operating Ambient Temperature
-40
+85
°C
TJ
Operating Junction Temperature
-40
+125
°C
VDD
Supply Voltage
3.0
5.5
V
VDS
Output Voltage
OUTN0:15
0
5.5
V
IOUT
Output Current
OUTN0:15, VDD = 5V
0.5
40
mA
IOH
SDO
-1.0
IOL
SDO
1.0
VIH
Input Voltage
High Level
CLK, OEN, LD, SDI
0.7 x
VDD
VDD +
0.3
V
VIL
Low Level
-0.3
0.3 x
VDD
IDS(OFF)
Output Leakage Current
OEN = 1, VDS = 5.5V
1.5
A
VOL
Output
Voltage
SDO
IOL = +1.0mA
0.4
V
VOH
IOH = -1.0mA
VDD -
0.4V
IAV1
Device-to-Device Average Output Current
from OUTN0 to OUTN15
VDS = 0.6V, VDD = Const.,
REXT = 470
38.8
41.2
mA
∆IAV1
Current Skew
(Between Channels)
VDS
≥ 0.6V, VDD = Const.,
REXT = 470
±1
±3
%
IAV2
Device-to-Device Average Output Current
from OUTN0 to OUTN15
VDS = 0.5V, VDD > 3.3V,
REXT = 1.87k
9.6
10.4
mA
∆IAV2
Current Skew
(Between Channels)
VDS
≥ 0.5V, VDD = Const.,
REXT = 1.87k
±1
±4
%
ILC
Low-Current Diagnosis Mode
VDS = 0.8V, VDD = 5.0V
0.4
0.6
0.8
mA
%/
∆VDS
Output Current vs.
Output Voltage Regulation
VDS within 1.0 and 3.0V @ IOUT = 40mA
±0.7
%/V
%/
∆VDD
Output Current vs.
Supply Voltage Regulation
VDD within 3.0 and 5.0V
±0.2
%/V
RIN(UP)
Pullup Resistance
OEN
250
500
800
k
RIN(DOWN)
Pulldown Resistance
LD
250
500
800
k
VTHL
Error Detection Threshold Voltage
0.25
0.3
0.45
V
VTHH
Error Detection Threshold Voltage
(Level1 = default)
VDD = 3.0V
1.6
V
VDD = 5.0V
2.7
Error Detection Threshold Voltage
(Level2)
VDD = 3.0V
2.4
V
VDD = 5.0V
4
TOV1
Overtemperature Threshold Flag
150
ºC
IDD(OFF)
Supply Current
REXT = 470
Ω, OUTN0:15 = Off
4
5.5
mA
REXT = 1.87k
Ω, OUTN0:15 = Off
2
3.5
IDD(ON)
REXT = 470
Ω, OUTN0:15 = On
15
18
REXT = 1.87k
Ω, OUTN0:15 = On
5
7


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