Series AMLDL-Z
Up to 1000mA | LED Driver
Output Current Adjustment by External DC Control Voltage:
The nominal output current is given by:
Iout ˜ 0.08 x Vadj
X
Model Number
AMLDL-3030Z
AMLDL-3035Z
AMLDL-3050Z
AMLDL-3060Z
AMLDL-3070Z
AMLDL-30100Z
X
0.327
0.280
0.197
0.165
0.1388
0.095
+Vout
VADJ
0.3 -1.25V
AMLDL-Z
-Vin
-Vout
Last LED
1
1
1
st
LED
GND
Vctrl
R1
+5v
+Vin
30K
+Vout
VADJ
R2
10K
1 LED
AMLDL-Z
-Vin
-Vout
1
st
10K
10K
1
+Vout
VADJ
AMLDL-Z
-Vin
-Vout
1
1
1
st
LED
TL431
10K
1
VADJ =
R2
R1 + R2
X Vctrl
Resistive Dimming Control
A simplified dimming control can be achieved using a variable resistor connected between VADJ and GND. Capacitor CADJ
is optional, it is installed to limit AC mains interference and high frequency noise. The recommended value of CADJ is
0.22µF.
+Vout
VADJ
NOTE: Typical error is ±10% with resistive dimming control
1
st
LED
1
AMLDL-Z
-Vin
-Vout
CADJ
RADJ
1
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F 051e R9.G
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North America only
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