AS1109-BSOU データシートの表示（PDF） - austriamicrosystems AG

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AS1109-BSOU

Constant-Current, 8-Bit LED Driver with Diagnostics

austriamicrosystems AG 

AS1109

Datasheet - Electrical Characteristics

6 Electrical Characteristics

VDD = +3.0V to +5.5V, Typical values measured at VDD = 5V, TAMB = 25°C (unless otherwise specified).

Table 3. Electrical Characteristics

Symbol

Parameter

TAMB

Operating Temperature Range

VDD

Supply Voltage

VDS

Output Voltage

IOUT

IOH

Output Current

IOL

VIH

Input Voltage

VIL

High Level

Low Level

IDS(OFF)

VOL

VOH

Output Leakage Current

Output

Voltage

SDO

IAV(LC1)

ΔIAV(LC1)

IAV(LC2)

ΔIAV(LC2)

IAV(LC3)

ΔIAV(LC3)

ILC

Device-to-Device Average Output Current

from OUTN0 to OUTN7

Current Skew

(Between Channels)

Device-to-Device Average Output Current

from OUTN0 to OUTN7

Current Skew

(Between Channels)

Device-to-Device Average Output Current

from OUTN0 to OUTN7

Current Skew

(Between Channels)

Low-Current Diagnosis Mode

IPD

Power Down Supply Current

%/ΔVDS

%/ΔVDD

RIN(UP)

RIN(DOWN)

VTHL*

Output Current vs.

Output Voltage Regulation

Output Current vs.

Supply Voltage Regulation

Pullup Resistance

Pulldown Resistance

Open Error Detection Threshold Voltage

VTHH*

Short Error Detection Threshold Voltage

TOV1

Overtemperature Threshold Flag

Condition

Device fully functional up to 125°C

OUTN0:7

OUTN0:7, VDD = 5V (see Figure 8)

SDO

SDO

CLK, OEN, LD, SDI

OEN = 1, VDS = 15.0V

IOL = +1.0mA

IOH = -1.0mA

VDS = 0.5V, VDD = Const.,

REXT = 744Ω

VDS ≥ 0.5V, VDD = Const.,

REXT = 744Ω

VDS = 0.6V, VDD > 3.3V,

REXT = 372Ω

VDS ≥ 0.6V, VDD = Const.,

REXT = 372Ω

VDS = 0.8V, VDD = 5.0V,

REXT = 186Ω

VDS ≥ 0.8V, VDD = Const.,

REXT = 186Ω

VDS = 0.8V, VDD = 5.0V

VDS = 0.8V, VDD = 5.0V,

REXT = 372Ω, OUTN0:7 = On

VDS within 1.0 and 3.0V

VDD within 3.0 and 5.0V

OEN

LD

No load

VDD = 3.0V, no load

VDD = 5.0V, no load

Min Typ Max Unit

-40

+85 °C

3.0

5.5 V

0

15.0 V

0.5

100

-1.0

mA

1.0

0.7 x

VDD +

VDD

0.3

V

-0.3

0.3 x

VDD

0.5 µA

VDD -

0.4V

0.4

V

24.5 25.26 26 mA

±0.9 ±3 %

49.50 50.52 51.55 mA

±0.8 ±2 %

98 101 104 mA

±0.5 ±2 %

0.4 0.6 0.8 mA

3

20 µA

±0.1

%/V

±1

%/V

250 500 800 kΩ

250 500 800 kΩ

0.25 0.35 0.45 V

1.2 1.3 1.4

V

2.0 2.2 2.4

150

ºC

www.ams.com/LED-Driver-ICs/AS1109

Revision 1.21

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