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MODEL
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LDD-300L
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LDD-350L
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LDD-500L
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LDD-600L
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LDD-700L
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OUTPUT
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DC VOLTAGE
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2 ~ 32VDC
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RATED CURRENT
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300mA
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350mA
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500mA
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600mA
|
700mA
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RIPPLE & NOISE
|
150mVp-p
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150mVp-p
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150mVp-p
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200mVp-p
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200mVp-p
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SWITCHING FREQENCY
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40KHz ~ 1000KHz
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CURRENT ACCURACY
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5% at 24VDC input
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EXTERNAL CAPACITANCE LOAD
|
2.2uF
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INPUT
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VOLTAGE RANGE
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9~ 36VAC
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EFFICIENCY
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95% at full load and 24VDC/48VDC input
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DC CURRENT
|
Full load Note.3
|
300mA
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350mA
|
500mA
|
600mA
|
700mA
|
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No load
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10mA
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FILTER
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Capacitor
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PWM
DIMMING
&
ON/OFF
CONTROL
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REMOTE ON/OFF
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Leave open if not use
|
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Power ON with dimming: DIM ~ -Vin >3.5 ~ 8VDC .or open circuit
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Power OFF : DIM ~ -Vin < 0.5VDC .or short
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QUIESCENT INPUT CURRENT
|
1mA at PWM dimming OFF and 24VDC input
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PWM FREQUENCY
|
100 ~ 1KHz
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SHORT CIRCUIT
|
Regulated at rated output current
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Protection type: Can be continued, recovers automatically after fault condition is removed
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OVER TEMP
|
Tj 150 typically(IC1) detect on main control IC
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Protection type : Shut down, recovers automatically after temperature goes down
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ENVIRO
NMENT
|
WORKING TEMP.
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-40 ~ +85oC (Refer to output load derating curve)
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WORKING HUMIDITY
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20 ~ 95% RH non-condensing
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STORAGE TEMP., HUMIDITY
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-55 ~ +125 oC, 10 ~ 95% RH
|
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TEMP. COEFFICIENT
|
0.03%/ oC
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VIBRATION
|
10 ~ 500Hz, 5G 12min./1cycle, period for 72min. each along X, Y, Z axes
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OPERATING CASE TEMP.
|
100
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EMC
|
EMI CONDUCTION & RADIATION
|
Compliance to EN55015, FCC part 15 class B
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EMS IMMUNITY
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Compliance to EN61000-4-2,3,4,6,8, light industry level, criteria A
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OTHERS
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MTBF
|
2000Khrs min. MIL-HDBK-217F (25 )
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DIMENSION
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22.6*9.9*8.9mm .or 0.89"*0.39"*0.33" inch (L*W*H)
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PACKING
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4g
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POTTING MATERIAL
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Expoxy(UL94-V0)
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NOTE
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1.All parameters are specified at normal input(48VDC), rated load, 25oC 70% RH ambient.
2.Ripple & noise are measured at 20MHz by using a 12" twisted pair terminated with a 0.1uf capacitor.
3.Test condition: 48VDC input.
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