F:\\\271\346\270\361\312\351\\00 LED driver\\LF Series\\LFU

Constant voltage LED Drivers
For outdoor use
LFU-20V Series, 20Watt
FEATURES:
Constant voltage output
Universal AC input range
Active power factor correction
Short circuit, over current, and over voltage protections
Designed to worldwide safety standards for lighting
Cooling by free air convection
Class , no FG
100% burn-in test
2 year warranty
Ⅱ
Model
Input voltage
(Vac)
LFU20-V5
LFU20-V12
LFU20-V15
90-264
LFU20-V24
Output voltage
(Vdc)
Output current
(mA)
Output power
(W)
Min.
Max.
5
0
3000
15
12
0
1670
20
15
0
1330
20
24
0
840
20.2
ELECTRICAL
Input
Parameters
Symbols
Test Conditions / Comment
Min.
Typ.
Max.
Units
Input voltage
Vin
--
90
--
264
Vac
Input frequency
Fline
--
47
--
63
Hz
Full load, Vin =115Vac
--
--
0.3
A
Full load, Vin =230Vac
--
--
0.13
A
Input current
Iin
Power factor
PF
70%~100% load, Vin =230Vac
--
0.9
--
PF
Inrush current
Iinrush
Cold start, Vin =230Vac
--
35
--
A
η
Full voltage, full load
--
83
84
%
Ton_delay
Cold start, power on
--
1000
--
ms
Efficiency
Turn-on delay time
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Page: 1 / 3
Date: 05/22/2014
Constant voltage LED Drivers
For outdoor use
LFU-20V Series, 20Watt
ELECTRICAL
Output
Parameters
Test Conditions / Comment
Min.
Typ.
Max.
Units
LFU20-V5
0
--
3000
mA
LFU20-V12
0
--
1670
mA
LFU20-V15
0
--
1330
mA
LFU20-V24
0
--
840
mA
LFU20-V5
--
5
--
V
LFU20-V12
--
12
--
V
LFU20-V15
--
15
--
V
LFU20-V24
--
24
--
V
--
--
--
±5
--
%
Line regulation
Iout-line
--
--
±1.0
--
%
Load regulation
Iout-load
--
--
±2.0
--
%
--
--
--
20
--
%
Output current
Output voltage
Output voltage accuracy
Ripple
Symbols
Iout
Vout
Protection
Overvoltage
Typical: 110-150%.
Short circuit
Hiccup mode, it will recover automatically after fault condition is removed
Environment
Storage
Ambient operating
temperature
Operating relative
humidity
MTBF
Tstorage
Ta
Humidity: 5% RH to 95% RH
Startup at rated voltage
(required Derating)
Ha
TMTBF
Non condensing
Full load, 220Vac input,
℃
25
ambient temperature
Dimension(LxWxH)
-40
--
+80
℃
-25
--
+50
℃
10
--
95
%
200
--
--
kHrs
118x35x26mm
Safety / EMC
Safety standards
UL8750, EN61347-1, EN61347-2-13
EMC
EN55015, EN61000-3-2, EN61000-3-3, EN61000-4-2, 3, 4, 6, 8, 11, EN61547
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Date: 05/22/2014
Constant voltage LED Drivers
For outdoor use
LFU-20V Series, 20Watt
ELECTRICAL
℃
Notes: 1.Unless otherwise specified, all the above parameters are measured at ambient temperature of 25
and Vin = 230Vac, rated load.
2.Ripple & Noise are measured at 20MHZ of bandwidth by using a 12” twisted pair-wire terminated with a 0.1μF
& 47μF parallel capacitor;
MECHANICAL
Unit: mm
RECOMMENDED INSTALLATION
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Date: 05/22/2014