LDD-L_12

DC-DC Constant Current LED driver Features : LDD-L Constant current output: 300mA to 700mA Wide input voltage: 9 ~ 36VDC Wide output LED string voltage: 2 ~ 32VDC High efficiency up to 95% DC/DC step-down converter series Built-in EMI filter, comply with EN55015 and FCC part15 without additional input filter and capacitors Built-in PWM and remote ON/OFF control Protections: Short circuit / Over temperature Cooling by free air convection Fully encapsulated with IP67 level Compact size Low cost, high reliability Suitable for driving illumination LED 3 years warranty LDD-350L W Blank : pin style W : wire style SPECIFICATION ORDER NO. CURRENT RANGE VOLTAGE RANGE OUTPUT LDD-300L 300mA 2 ~ 32VDC 150mVp-p 150mVp-p 200mVp-p 200mVp-p LDD-350L 350mA LDD-500L 500mA LDD-600L 600mA LDD-700L 700mA CURRENT ACCURACY (Typ.) 5% at 24VDC input RIPPLE & NOISE(max.) Note.2 150mVp-p 40KHz ~ 1000KHz SWITCHING FREQENCY EXTERNAL CAPACITANCE LOAD (max.) 2.2uF INPUT 9 ~ 36VDC VOLTAGE RANGE 95% at full load and 24VDC/36VDC input EFFICIENCY (max.) 350mA Full load Note.3 300mA DC CURRENT 10mA No load FILTER Capacitor Leave open if not use 500mA 600mA 700mA PWM REMOTE ON/OFF DIMMING & PWM FREQUENCY ON/OFF CONTROL QUIESCENT INPUT CURRENT IN SHUTDOWN MODE(max.) SHORT CIRCUIT PROTECTION OVER TEMPERATURE WORKING TEMP. WORKING HUMIDITY STORAGE TEMP., HUMIDITY ENVIRONMENT TEMP. COEFFICIENT VIBRATION Power ON with dimming: DIM ~ -Vin >3.5 ~ 8VDC or open circuit Power OFF : DIM ~ -Vin < 0.5VDC or short 100 ~ 1KHz 1mA at PWM dimming OFF and 24VDC input Regulated at rated output current Protection type: Can be continued, recovers automatically after fault condition is removed Tj 150 typically(IC1) detect on main control IC Protection type : Shut down, recovers automatically after temperature goes down -40 ~ + 85 (Refer to derating curve) 20% ~ 90% RH non-condensing -55 ~ +125 , 10 ~ 95% RH 0.03% / 10 ~ 500Hz, 2G 10min./1 cycle, period for 60min. each along X, Y, Z axes OPERATING CASE TEMP. (max.) 100 EMC EMS IMMUNITY MTBF DIMENSION OTHERS WEIGHT POTTING MATERIAL NOTE EMI CONDUCTION & RADIATION Compliance to EN55015, FCC part 15 class B Compliance to EN61000-4-2,3,4,6,8, light industry level, criteria A 2000Khrs min. MIL-HDBK-217F (25 ) 22.6*9.9*8.9mm or 0.89"*0.39"*0.33" inch (L*W*H) LDD-L:4g ; LDD-LW:7.3g Expoxy(UL94-V0) 1.All parameters are specified at normal input(24VDC), rated load, 25 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: 24VDC input. File Name:LDD-L-SPEC 2012-03-01 DC-DC Constant Current LED driver Mechanical Specification Blank type(LDD 9.9 [0.39] 1 34 2.54 [0.10] LDD-L Pin Configuration Pin No. 1 3 Output +Vin PWM DIM Comment DC Supply ON/OFF and PWM Dimming (Leave open if not used) Don't connect to -Vout LED - Connection LED + Connection series L): 3.81 [ 0.15 ] Unit: mm (inch) 17.78 [0.7] B OTTOM VIEW SIDE VIEW 22.6 [0.89] 4 5 -Vin -Vout +Vout 6 5 8.9 [0.33] 6 7.62[0.30] NOTE:Pin size tolerance 0.60 W type(LDD - -LW): 9.9 ( 0.39 ) 1 3 4 0.05mm 8.9[0.35] Pin No. 1 Output +Vin (Red) Comment DC Supply 4 3 BOTTOM VIEW SIDE VIEW 22.6[ 0.89] ON/OFF and PWM Dimming PWM DIM (Leave open if (White) not used) -Vin (Black) Don't connect to -Vout 4 5 6 5 2mm 6 5 5 100 10mm -Vout (Blue) LED - Connection +Vout (Yellow) LED + Connection Derating Curve PWM Dimming Control H ON ON ON LOAD (%) 100 75 71 50 25 for 600~700mA PWM Signal 85 for 300~500mA L OFF OFF 100~1KHz OFF Max Output Current 0 0 25 50 71 85 100 During PWM dimming operation, the output current will change to PWM style. 100 Tol : 3%(Typ.) 75 -40 Ta ( ) I out (% ) 50 25 0 25 50 75 100 Duty Cycle (%) File Name:LDD-L-SPEC 2012-03-01 DC-DC Constant Current LED driver Standard Application +Vin +Vout 1st LED Dimming LDD-L series PWM H L LDD-L Last LED -Vin H: >3.5~8VDC or open circuit L: