LDD-L DC-DC Constant Current Step-Down LED driver series Features : DC/DC step-down converter Constant current output: 300mA to 700mA Wide input voltage: 9 ~ 36VDC Wide output LED string voltage: 2 ~ 32VDC High efficiency up to 95% Built-in EMI filter, comply with EN55015 and FCC part15 without additional input filter and capacitors Built-in PWM dimming and remote ON/OFF control Protections: Short circuit / Over temperature Cooling by free air convection Fully encapsulated with IP67 level for pin and wire style Compact size Low cost, high reliability Suitable for driving illumination LED 3 years warranty LDD-350L W Blank : pin style W : wire style S : SMD style SPECIFICATION ORDER NO. CURRENT RANGE VOLTAGE RANGE OUTPUT LDD-300L LDD-350L LDD-500L LDD-600L LDD-700L 300mA 350mA 500mA 600mA 700mA 200mVp-p 200mVp-p Note.4 2 ~ 32VDC for LDD-300~700L/LW ; 2~ 28VDC for LDD-300~700LS CURRENT ACCURACY (Typ.) 5% at 24VDC input RIPPLE & NOISE(max.) Note.2 150mVp-p 150mVp-p 150mVp-p 40KHz ~ 1000KHz SWITCHING FREQENCY EXTERNAL CAPACITANCE LOAD (max.) 2.2uF VOLTAGE RANGE INPUT 9 ~ 36VDC for LDD-300~700L/LW ; 9~ 32VDC for LDD-300~700LS 95% at full load and 24VDC/36VDC input for LDD-300~700L/LW ; 95% at full load and 24VDC input for LDD-300~700LS EFFICIENCY (max.) 350mA 500mA 600mA 700mA Full load Note.3 300mA DC CURRENT 5mA No load FILTER Capacitor Leave open if not use 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 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 for LDD-300~700L/LW ; 20% ~ 85% RH non-condensing for LDD-300~700LS -55 ~ +125, 10 ~ 95% RH 0.03% / 10 ~ 500Hz, 2G 10min./1 cycle, period for 60min. each along X, Y, Z axes VIBRATION OPERATING CASE TEMP. (max.) 100 SAFETY STANDARDS EAC TP TC 004 approved EMC OTHERS NOTE EMC EMISSION EMC IMMUNITY Compliance to EN55015, FCC part 15 class B, EAC TP TC 020 MTBF DIMENSION 1000Khrs min. MIL-HDBK-217F (25) 22.6*9.9*8.9mm or 0.89"*0.39"*0.35" inch (L*W*H) for LDD-300~700L/LW ; 25.4*10.5*9.3mm or 1"*0.4135"*0.366" inch (L*W*H) for LDD-300~700LS WEIGHT LDD-300~700L:4g ; LDD-300~700LW:7.3g ; LDD-300~700LS :3.4g POTTING MATERIAL Expoxy(UL94-V0) for LDD-300~700L/LW ; without potted for LDD-300~700LS Compliance to EN61000-4-2,3,4,6,8, light industry level, criteria A, EAC TP TC 020 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. 4.Output voltage will always step down by 3 volts from input DC voltage. 5.The output of LDD-L should not be connected to the input of the same unit or output from other sources. Product Liability DisclaimerFor detailed information, please refer to https://www.meanwell.com/serviceDisclaimer.aspx File Name:LDD-L-SPEC 2020-10-30 DC-DC Constant Current Step-Down LED driver LDD-L series Features : DC/DC step-down converter Constant current output: 1000mA to 1500mA Wide input voltage: 6 ~ 36VDC Wide output LED string voltage: 2 ~ 30VDC High efficiency up to 95% Built-in EMI filter, comply with EN55015 and FCC part15 without additional input filter and capacitors Built-in PWM +analog dimming and remote ON/OFF control Protections: Short circuit Cooling by free air convection Fully encapsulated with IP67 level for pin and wire style Non-potted, optional conformal coating for SMD style (Order No.: LDD- 1000 LSC) Compact size Low cost, high reliability Suitable for driving illumination LED 3 years warranty LDD-1000L W Blank : pin style W : wire style S : SMD style SPECIFICATION ORDER NO. CURRENT RANGE VOLTAGE RANGE OUTPUT LDD-1000L LDD-1200L LDD-1500L 1000mA 1200mA 1500mA 1.5Vp-p 1.5Vp-p Note.4 2 ~ 30VDC CURRENT ACCURACY (Typ.) 5% at 24VDC input RIPPLE & NOISE(max.) Note.2 1.5Vp-p 1000KHz SWITCHING FREQENCY EXTERNAL CAPACITANCE LOAD (max.) 2.2uF VOLTAGE RANGE INPUT 6 ~ 36VDC 95% at full load and 24VDC/36VDC input for LDD-1000~1500L/LW EFFICIENCY (max.) 1160mA Full load Note.3 990mA DC CURRENT 5mA No load FILTER 1450mA Capacitor Leave open if not use PWM REMOTE ON/OFF DIMMING & PWM FREQUENCY ON/OFF CONTROL QUIESCENT INPUT CURRENT IN SHUTDOWN MODE(max.) Power ON with dimming: DIM ~ -Vin >2.6 ~ 5.5VDC or open circuit ANALOG DIMMING REMOTE ON / OFF & ON/OFF CONTROL Leave open if not use PROTECTION SHORT CIRCUIT WORKING TEMP. WORKING HUMIDITY STORAGE TEMP., HUMIDITY ENVIRONMENT TEMP. COEFFICIENT Power OFF : DIM ~ -Vin < 0.4VDC or short 100 ~ 500Hz 1mA at PWM dimming OFF and 24VDC input Power ON with dimming : DIM ~ -Vin>0.5~2.5VDC or open circuit Power OFF : DIM ~ -Vin<0.4VDC or short Regulated at rated output current Protection type: Can be continued, recovers automatically after fault condition is removed -40 ~ + 71(Refer to derating curve) 20% ~ 90% RH non-condensing for LDD-1000~1500L/LW ; 20%~85% RH non-condensing for LDD-1000~1500LS -55 ~ +125, 10 ~ 95% RH 0.03% / 10 ~ 500Hz, 2G 10min./1 cycle, period for 60min. each along X, Y, Z axes VIBRATION OPERATING CASE TEMP. (max.) 100 SAFETY STANDARDS EAC TP TC 004 approved EMC OTHERS NOTE EMC EMISSION EMC IMMUNITY Compliance to EN55015, FCC part 15 class B, EAC TP TC 020 MTBF DIMENSION 1000Khrs min. MIL-HDBK-217F (25) 31.8*20.3*12.2mm or 1.25"*0.8"*0.48" inch (L*W*H) for LDD-1000~1500L/LW ; 31.8*20.3*10.9mm or 1.25"*0.8"*0.43" inch (L*W*H) for LDD-1000~1500LS WEIGHT LDD-1000~1500L:15.6g ; LDD-1000~1500LW:18g ; LDD-1000~1500LS:12.8g POTTING MATERIAL Expoxy(UL94-V0) for LDD-1000~1500L/LW ; without potted for LDD-1000~1500LS Compliance to EN61000-4-2,3,4,6,8, light industry level, criteria A, EAC TP TC 020 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: 36VDC input. 4.Output voltage will always step down by 3 volts from input DC voltage. 5.The output of LDD-L should not be connected to the input of the same unit or output from other sources. Product Liability DisclaimerFor detailed information, please refer to https://www.meanwell.com/serviceDisclaimer.aspx File Name:LDD-L-SPEC 2020-10-30 LDD-L DC-DC Constant Current Step-Down LED driver Pin Configuration Mechanical Specification Blank type(LDD- 300~700L): 1 Unit: mm (inch) Pin No. 3.81 [ 0.15 ] 9.9 [0.39] 6 22.6 [0.89] 17.78 [0.7] 2.54 [0.10] SIDE VIEW Comment 1 +Vin DC Supply 3 PWM DIM ON/OFF and PWM Dimming (Leave open if not used) 4 -Vin Don't connect to -Vout 5 -Vout LED - Connection 6 +Vout LED + Connection 3 4 BOTTOM VIEW series 5 8.9 [0.35] 0.60 7.62 [0.30] NOTE: Pin tolerance 0.05mm W type(LDD - 300~700LW): 8.9 [0.35] 9.9 [0.39] 1 3 Pin No. 1 4 4 SIDE VIEW 4 5 52mm 10010mm 5 6 22.6 [ 0.89] 3 BOTTOM VIEW 5 Comment +Vin DC Supply (Red) PWM DIM ON/OFF and PWM Dimming (Leave open if not used) (White) -Vin Don't connect to -Vout (Black) -Vout LED - Connection (Blue) +Vout LED + Connection (Yellow) 6 NOTE: All wires UL3385 22AWG S type(LDD - 300~700LS): 17.78 [0.70] Pin No. 0.6 [0.023] 2.54 [0.10] 1 7 8 0.65 [0.02] BOTTOM VIEW 16 14 +Vin DC Supply 7,8 +Vout LED + Connection 9,10 -Vout LED - Connection A 10 9 14 0.25 [0.01] SIDE VIEW A 9.3 [0.36] Comment 1 ON/OFF and PWM Dimming PWM DIM (Leave open if not used) 16 -Vin Don't connect to -Vout others N.C LED - Connection 10.50 [0.41] 25.4 [1.00] 12.8 [0.50] 2.54mm Recommended PCB layout (for LDD-300~700LS) 2.54mm 13.1[0.52] 14.63[0.58] 16 14 10 9 7 8 TOP VIEW 1 1.54[0.06] 2.54[0.1] 1.54[0.06] File Name:LDD-L-SPEC 2020-10-30 LDD-L DC-DC Constant Current Step-Down LED driver series Pin Configuration Mechanical Specification Blank type(LDD- 1000~1500L): Unit: mm (inch) 1 2 Pin No. 1,2 21 BOTTOM SIDE VI EW VI EW 3.81 [0.15] 31.8 [1.25] 24 23 2.06 [0.08] 20.3 [0.80] Comment Don't connect to -Vout 11,12 -Vout LED - Connection 13,14 +Vout LED + Connection 21 PWM +analog ON/OFF and PWM / analog Dimming (Leave open if not used) DIM +Vin DC Supply 2.54 [0.1] 23,24 14 13 -Vin 11 12 15.24 [0.60] 12.2 [0.48] 0.60 NOTE: Pin tolerance 0.05mm W type(LDD - 1000~1500LW): 12.2 [0.48] 52mm 10010mm 20.3 [0.80] Pin No. 2 2 23 21 SIDE BOTTOM VIEW 14 VI EW 11 31.8 [1.25] 21 2 Don't connect to -Vout 11 -Vout (Blue) LED - Connection 14 +Vout (Yellow) LED + Connection 21 11 23 NOTE: All wires UL3385 22AWG Comment -Vin (Black) PWM +analog ON/OFF and PWM / analog Dimming (Leave open if not used) DIM (White) +Vin (Red) DC Supply S type(LDD - 1000~1500LS): 0.25[0.010] 1.5[0.059] 2.0 [0.08] 25.4 [1.00] 20.3 [0.80] 24 23 Pin No. 1 2 21 1.0 [0.04] -Vin Don't connect to -Vout 11,12 -Vout LED - Connection +Vout LED + Connection 31.8 [1.25] 13,14 BOTTOM VIEW 14 13 2.54 [0.10] 0.5 [0.02] Comment 1,2 21 PWM +analog ON/OFF and PWM / analog Dimming (Leave open if not used) DIM 23,24 +Vin DC Supply others N.C No connection 11 12 10.9 [0.43] 11.4 [0.45] 2.54mm Recommended PCB layout (for LDD-1000~1500LS) 2.54mm 24.37[0.96] 26.40[1.04] 24 23 21 14 13 TOP VIEW 1 2 11 12 2.03[0.08] 2.54[0.1] 1.5[0.06] File Name:LDD-L-SPEC 2020-10-30 LDD-L DC-DC Constant Current Step-Down LED driver Reflow Soldering Curve (for LDD-300~1500LS) Derating Curve Peak. Temp 240 10 sec. Max. 240 220 220 60 sec. Max. (>220) LOAD (%) Temperature () series 150 100 100 85 for 300~500mA 75 71 for 600~1500mA 50 50 25 0 Time(sec.) Remark : The curve applies only to the " Hot Air Reflow Soldering" -40 0 25 71 50 85 100 Ta () PWM Dimming Control (for 300~1500mA) Io Adjustment by PWM signal : +Vin +Vout H: > 3.5~8VDC or open circuit 1st LED Dimming PWM 300 ~ 700mA : L: < 0.5VDC or short LDD-300~1500L H L Last LED 1000 ~ 1500mA : H: > 2.6~5.5VDC or open circuit -Vin -Vout { Output Current { ON During PWM dimming operation, the output current will change to PWM style. ON 100 L(0V) OFF OFF Tol : 3%(Typ.) OFF 100~1KHz 75 PWM Frequency : 300~700mA : 100~ 1KHz 1000~ 1500mA : 100~500Hz Max I out(% ) PWM Signal ON H(5V) L: < 0.4VDC or short 50 25 0 0 25 50 75 100 Duty Cycle (%) Analog Dimming Control for 1000~ 1500mA only Io Adjustment by DC voltage : +Vin +Vout 1st LED Dimming 0.5~2.5VDC LDD-1000~1500L Last LED -Vin -Vout 24Vdc input 120% 100% 80% Iout 1500 mA 60% 1200 mA 1000 mA 40% 20% 0% 3.0 2.9 2.8 2.7 2.6 2.5 2.4 2.3 2.2 2.1 2.0 1.9 1.8 1.7 1.6 1.5 1.4 1.3 1.2 1.1 1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 Voltage control(0.5~2.5VDC) File Name:LDD-L-SPEC 2020-10-30 LDD-L DC-DC Constant Current Step-Down LED driver series Efficiency VS Output Voltage(Number of LEDs) Fig-1 12VDC input, 1~3 LEDs(Vf=3V) Fig-2 90% 85% 80% 95% EFFICIENCY (%) 300mA 350mA 500mA 600mA 700mA 1000mA 1200mA 1500mA 95% EFFICIENCY (%) 300mA 350mA 500mA 600mA 700mA 1000mA 1200mA 1500mA 100% 100% 90% 85% 80% 75% 75% 70% 70% 1 2 1 3 Output Voltage(LEDs) Fig-3 2 3 4 5 6 7 Output Voltage(LEDs) 36VDC input, 1~10 LEDs(Vf=3V) 300 mA 350 mA 500 mA 600 mA 700 mA 1000 mA 1200 mA 1500 mA 100% 95% 90% EFFICIENCY (%) 24VDC input, 1~7 LEDs(Vf=3V) 85% 80% 75% 70% 65% 1 2 3 4 5 6 7 8 9 10 Output Voltage(LEDs) File Name:LDD-L-SPEC 2020-10-30