DM134B Просмотр технического описания (PDF) - Silicon Touch Technology Inc.

Номер в каталоге

Компоненты Описание

производитель

DM134B

16-Bit Constant Current LED Drivers with 3.3v ~ 5v Supply Voltage

Silicon Touch Technology Inc. 

點晶科技股份有限公司

SILICON TOUCH TECHNOLOGY INC.

DM134B、DM135B

Electrical Characteristics (VDD = 5.0 V, Ta = 25°C unless otherwise noted)

CHARACTERISTIC

Input Voltage “H” Level

Input Voltage “L” Level

Output Leakage Current

Output Voltage ( S - OUT)

SYMBOL

CONDITION

VIH

⎯

VIL

⎯

IOH VOH = 17 V

VOL IOL = 1.0 mA

VOH IOH = -1.0 mA

Output Current (Bit-Bit)

DM134B VOUT = 1.2V

ΔIout

(1 channel on)

DM135B

REXT = 377Ω

REXT = 900Ω

DM134B VOUT = 1.2V

Output Current (Chip-Chip) Iout

(1 channel on)

DM135B

REXT = 377Ω

REXT = 900Ω

Output Voltage Regulation

IDM134B

IDM135B

Vout = 1.2V ~ 5.0V REXT = 377Ω

(% / Vout)

REXT =900Ω

Supply Voltage Regulation % / VDD Vdd = 3.0V ~ 5.5V

Reference Voltage Regulation ΔVrext Rext = 300Ω ~ 3KΩ

Pull-Up Resistor

RIN(up)

⎯

Pull-Down Resistor

RIN(down)

⎯

Supply Current “OFF”

REXT = OPEN, all outputs off

DM134B

REXT = 210Ω, all outputs off

Idd

REXT = OPEN, all outputs off

(off)

DM135B REXT = 300Ω, all outputs off

REXT = 630Ω, all outputs off

Supply Current “ON”

DM134B REXT = 210Ω, all outputs on

Idd

REXT = 300Ω, all outputs on

(on) DM135B

REXT = 630Ω, all outputs on

MIN.

0.7VDD

GND

⎯

⎯

4.6

TYP.

⎯

⎯

⎯

⎯

⎯

MAX.

VDD

0.3VDD

1.0

0.4

⎯

UNIT

V

uA

V

⎯

±1.5

±4

%

36.0

40.0

44.0

mA

18.0

20.0

22.0

⎯

0.1

0.5

%/V

⎯

1

3

%/V

⎯

⎯

±1 % / KΩ

150

300

600

KΩ

100

200

400

KΩ

⎯

2

4

⎯

14

28

⎯

2

4

⎯

14

28

mA

⎯

5.5

11

⎯

14

28

⎯

14

28

⎯

5.5

11

16-Bit Constant Current LED Drivers

-6-

Version：A.006

Share Link: