AS1112-BQFT austriamicrosystems, AS1112-BQFT Datasheet - Page 5

• Manufacturer Part Number: AS1112-BQFT
• Description: IC DRIVER LED 16-CHAN 32-TQFN
• Manufacturer: austriamicrosystems
• Type: Constant Currentr

Specifications of AS1112-BQFT

• Constant Current: Yes
• Topology: PWM
• Number Of Outputs: 16
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: Color
• Frequency: 30MHz
• Voltage - Supply: 3 V ~ 5.5 V
• Voltage - Output: 15V
• Mounting Type: Surface Mount
• Package / Case: 32-VQFN
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 69mA
• Internal Switch(s): Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Efficiency: -

AS1112
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
7 Electrical Characteristics
V
Table 6. Electrical Characteristics
1. Specified by design. Not tested.
www.austriamicrosystems.com/LED-Driver-ICs/AS1112
CC
Symbol
ΔI
ΔI
ΔI
V
I
T
V
V
I
T
= +3.0 to +5.5V, T
V
LEAK
V
COC
I
I
TWF
IREF
LOD
TEF
LSD
CC
PD
COC
LNR
LDR
OH
OL
I
LED Short Detection Threshold
LED Open Detection Threshold
Thermal Warn Flag Threshold
Thermal Error Flag Threshold
High-Level Output Voltage
Reference Voltage Output
Low-Level Output Voltage
Constant Output Current
AMB
Leakage Output Current
Constant Current Error
Power Down Current
Load Regulation
Line Regulation
Supply Current
= -40 to +85ºC. Typical values are at T
Input Current
Parameter
V
V
V
V
OUT0:OUT15, R
OUT
OUT
OUT
OUT
Device to device, average current from
Device to device, average current from
V
IN
V
V
All outputs off, R
All outputs on, R
R
All outputs off, R
All outputs on, R
= 2V, R
OUT
OUT
= V
= 2V, R
= 2V, R
= 2V, R
All outputs off, V
V
V
All outputs on, V
IREF
I
IN
IN
OL
R
Junction temperature
AMB
Junction temperature
CC
GSCLK, CLK, SDI, LD
Revision 1.09
IREF
= 2 to 4V, R
= 2 to 4V, R
= GND; pin MODE, PD
= V
I
OH
= 1mA, SDO, XERR
= 640Ω, OUT0:OUT15
or GND; Pins OEN, TEST,
R
R
IREF
OUT0:OUT15,
IREF
IREF
IREF
OUT0:OUT15
OUT0:OUT15
only AS1112
= 25°C, V
CC
IREF
IREF
Condition
V
= -1mA, SDO
= 480Ω (80 mA)
CC
IREF
; pin MODE, PD
= 640Ω, OUT0:OUT15
= 480Ω, OUT0:OUT15
= 640Ω OUT0:OUT15
= 480Ω OUT0:OUT15
= 640Ω
= 640Ω
= 5V
IREF
IREF
IREF
IREF
IREF
IREF
OUT
= 1920Ω (20 mA)
OUT
CC
= 1.3kΩ
= 1.3kΩ
= 10kΩ
= 640Ω
= 5V (unless otherwise specified).
= 15V,
= 640Ω,
= 480Ω,
= 2V,
1
1
V
CC
1.20
Min
54
-1
-1
-0.5
±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
µA
mA
mA
nA
nA
ºC
ºC
5 - 19
%
V
V
V
V
V