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參數資料
| 型號： | DM134B |
| 廠商： | Electronic Theatre Controls, Inc. |
| 元件分類： | LED驅動器 |
| 英文描述： | 16 BIT CONSTANT CURRENT LED DRIVERS WITH 3.3V-5V SUPPLY VOLTAGE |
| 中文描述： | 16位恒流LED驅動與3.3V - 5V供電電壓 |
| 文件頁數： | 7/19頁 |
| 文件大小： | 255K |
| 代理商： | DM134B |
DM134B
、
DM135B
點晶科技股份有限公司
SILICON TOUCH TECHNOLOGY INC.
16-Bit Constant Current LED Drivers
-
6
-
Version
：
A.001
Preliminary
Electrical Characteristics
(VDD = 5.0 V, Ta = 25
°
C unless otherwise noted)
CHARACTERISTIC
SYMBOL
CONDITION
MIN.
TYP.
MAX.
UNIT
Input Voltage “H” Level
VIH
0.7VDD
VDD
Input Voltage “L” Level
VIL
GND
4.6
0.3VDD
V
Output Leakage Current
IOH
VOH = 17 V
1.0
uA
VOL
IOL = 1.0 mA
0.4
Output Voltage ( S - OUT)
VOH
IOH = -1.0 mA
V
DM134B
REXT = 377
Output Current (Bit-Bit)
Δ
Iout
DM135B
VOUT = 1.2V
(1 channel on)
REXT = 900
±
1.5
±
4
%
DM134B
REXT = 377
36.0
40.0
44.0
Output Current (Chip-Chip) Iout
DM135B
VOUT = 1.2V
(1 channel on)
REXT = 900
18.0
20.0
22.0
mA
I
DM134B
REXT = 377
Output Voltage Regulation
I
DM135B
Vout = 1.2V ~ 5.0V
(% / Vout)
REXT =900
0.1
0.5
% / V
Supply Voltage Regulation
% / VDD Vdd = 3.0V ~ 5.5V
150
1
3
% / V
K
K
Pull-Up Resistor
RIN(up)
300
600
Pull-Down Resistor
RIN(down)
100
200
400
REXT = OPEN, all outputs off
DM134B
REXT = 210
, all outputs off
REXT = OPEN, all outputs off
DM135B
REXT = 300
, all outputs off
2
4
14
28
2
4
Supply Current “OFF”
Idd
(off)
14
28
DM134B
REXT = 210
, all outputs on
14
28
Supply Current “ON”
Idd
(on)
DM135B
REXT = 300
, all outputs on
14
28
mA
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