Constant current LED Drivers
For indoor use
LNU-18C Series, 18 Watt
FEATURES:
Constant current output
Universal AC input range: 90-305VAC
Active power factor correction
Short circuit, over voltage protections
Designed to worldwide safety standards for lighting
Cooling by free air convection
3 year warranty
Model
Nominal
Input voltage
(Vac)
LNU18-C350
LNU18-C530
100-277
LNU18-C700
Output current
(mA)
Output voltage
(Vdc)
Output power
(W)
Min.
Max.
350
26
52
18.2
530
17
34
18
700
13
26
18.2
ELECTRICAL
Input
Parameters
Symbols
Test Conditions / Comment
Min.
Typ.
Max.
Units
Input voltage
Vin
---
90
--
305
Vac
Input frequency
Fline
---
47
--
63
Hz
Input current
Iin
Full load, Vin = 230Vac
--
--
0.15
A
Inrush current
Iinrush
Cold start, Vin = 230Vac
--
--
35
A
Power factor
PF
70%~100% load, Vin = 220Vac
--
0.9
--
PF
η
Full voltage, full load
--
86
--
%
LNU18-C350
332
350
368
mA
LNU18-C530
503
530
557
mA
LNU18-C700
665
700
735
mA
LNU18-C350
26
--
52
V
LNU18-C530
17
--
34
V
LNU18-C700
13
--
26
V
Efficiency
Output
Output current
Output voltage
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Iout
Vout
Page: 1 / 3
Date: 08/18/2014
Constant current LED Drivers
For indoor use
LNU-18C Series, 18 Watt
ELECTRICAL
Output
Parameters
No Load Output
Voltage
Symbols
Test Conditions / Comment
Min.
Typ.
Max.
Units
LNU18-C350
--
--
60
V
LNU18-C530
--
--
45
V
LNU18-C700
--
--
32
V
VNO-Load
Line regulation
Iout-line
Vin from 90Vac to 305Vac
--
--
3
%
Load regulation
Iout-load
Vout from min. to max.
--
--
3
%
Iover-shoot
Turning power on
--
--
10
%
Ton_delay
Cold start, power on
--
--
2
S
--
---
--
--
60
%
Output Current
overshoot
Turn-on delay time
Ripple
Protection
VNO-Load
Overvoltage
Same as
Short circuit
In hiccup mode, it will recover automatically after fault condition is removed
Environment
Storage
Ambient operating
temperature
Maximum case
temperature
Operating relative
humidity
MTBF
Tstorage
Humidity: 5% RH to 95% RH
-40
--
+85
℃
Ta
Startup at rated voltage
-25
--
+50
℃
Tc
Hot-spot on case
--
--
+80
℃
Ha
Non condensing
10
--
95
%
400
--
--
kHrs
TMTBF
Full load, 220Vac input,
℃
25
Dimension(LxWxH)
ambient temperature
109.8x44.8x30.5mm
Weight
110g
Safety / EMC
Safety standards
EN61347-1, EN61347-2-13
EMC
EN55015, EN61000-3-2, EN61000-3-3, EN61000-4-2, 3, 4, 6, 8, 11, EN61547
℃
Notes: Unless otherwise specified, all the above parameters are measured at ambient temperature of 25 and
Vin = 100Vac to 277Vac.
www.pairuigroup.com
Page: 2 / 3
Date: 08/18/2014
Constant current LED Drivers
For indoor use
LNU-18C Series, 18 Watt
MECHANICAL
96.1
3.
Φ
30.5
33.1
2
109.8
44.8
98
14.5
Φ5
Φ2. 8
AC INPUT
DC OUTPUT
Unit: mm
www.pairuigroup.com
Page: 3 / 3
Date: 08/18/2014