a709wft-40 ADD Microtech Inc., a709wft-40 Datasheet - Page 3

• Manufacturer Part Number: a709wft-40
• Description: Advanced Current Regulator
• Manufacturer: ADD Microtech Inc.

Note: LED Dropout Voltage: 90% × I
Copyright © 2008 ADDtek Corp.
Supply Voltage
Operating Free-Air Temperature
Operating Junction Temperature
V
OUT Pin Dropout Voltage
LED Sink Current
Load Regulation
Line Regulation
Supply Current
OUT
V
GND
DD
DD
=3.7V, T
Pin Name
Parameter
A
=25°C, No Load, (Unless otherwise noted)
Parameter
Output pin. Connect to LED’s cathode.
Power Supply pin.
Ground pin.
LED
Symbol
RECOMMENDED OPERATING CONDITIONS
@ V
V
I
I
DROP
LED
DD
OUT
ELECTRICAL CHARACTERISTICS
=150mV
Note
A709WFT-20
A709WFT-40
V
V
OUT
DD
=2.7~12V, V
=0.15~3V
PIN DESCRIPTION
Condition
Symbol
V
3
T
T
DD
A
OUT
J
=0.15V
Pin Function
Min
-40
2.7
Min
18
36
Typ
Typ
300
75
20
40
DD090_A -- SEPTEMBER 2008
Max
±3
±3
600
90
22
44
+125
Max
+85
12
Unit
mA
mV
uA
%
%
A709
Unit
°C
°C
Apply
V
OUT
V
Pin
DD