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/c76/c68/c66/c45/c51/c53/c48/c76 /c66/c108/c97/c110/c107/c32/c58/c32/c112/c105/c110/c32/c115/c116/c121/c108/c101 /c87/c32/c32/c32/c32/c32/c32/c32/c58/c32/c119/c105/c114/c101/c32/c115/c116/c121/c108/c101 /c87 File Name:LDB-L-SPEC 2015-12-22 /UNI2027/c68/c67/c47/c68/c67/c32/c98/c117/c99/c107/c45/c98/c111/c111/c115/c116/c32/c99/c111/c110/c118/c101/c114/c116/c101/c114 /UNI2027/c67/c111/c110/c115/c116/c97/c110/c116/c32/c99/c117/c114/c114/c101/c110/c116/c32/c111/c117/c116/c112/c117/c116/c58/c32/c51/c48/c48/c109/c65/c32/c116/c111/c32/c54/c48/c48/c109/c65 /UNI2027/c87/c105/c100/c101/c32/c105/c110/c112/c117/c116/c32/c118/c111/c108/c116/c97/c103/c101/c58/c32/c57/c32/c126/c32/c51/c54/c86/c68/c67 /UNI2027/c87/c105/c100/c101/c32/c111/c117/c116/c112/c117/c116/c32/c76/c69/c68/c32/c115/c116/c114/c105/c110/c103/c32/c118/c111/c108/c116/c97/c103/c101/c58/c32/c50/c32/c126/c32/c52/c48/c86/c68/c67 /UNI2027/c72/c105/c103/c104/c32/c101/c102/c102/c105/c99/c105/c101/c110/c99/c121/c32/c117/c112/c32/c116/c111/c32/c57/c49/c37 /UNI2027/c66/c117/c105/c108/c116/c45/c105/c110/c32/c69/c77/c73/c32/c102/c105/c108/c116/c101/c114/c44/c32/c99/c111/c109/c112/c108/c121/c32/c119/c105/c116/c104/c32/c69/c78/c53/c53/c48/c49/c53/c32/c97/c110/c100/c32/c70/c67/c67/c32/c112/c97/c114/c116/c49/c53/c32/c119/c105/c116/c104/c111/c117/c116/c32 /c32/c32/c32/c32/c32/c97/c100/c100/c105/c116/c105/c111/c110/c97/c108/c32/c105/c110/c112/c117/c116/c32/c102/c105/c108/c116/c101/c114/c32/c97/c110/c100/c32/c99/c97/c112/c97/c99/c105/c116/c111/c114/c115 /UNI2027/c66/c117/c105/c108/c116/c45/c105/c110/c32/c80/c87/c77/c32/c97/c110/c100/c32/c114/c101/c109/c111/c116/c101/c32/c79/c78/c47/c79/c70/c70/c32/c99/c111/c110/c116/c114/c111/c108 /UNI2027/c80/c114/c111/c116/c101/c99/c116/c105/c111/c110/c115/c58/c32/c83/c104/c111/c114/c116/c32/c99/c105/c114/c99/c117/c105/c116/c32/c47/c32/c79/c118/c101/c114/c32/c116/c101/c109/c112/c101/c114/c97/c116/c117/c114/c101 /UNI2027/c67/c111/c111/c108/c105/c110/c103/c32/c98/c121/c32/c102/c114/c101/c101/c32/c97/c105/c114/c32/c99/c111/c110/c118/c101/c99/c116/c105/c111/c110 /UNI2027/c70/c117/c108/c108/c121/c32/c101/c110/c99/c97/c112/c115/c117/c108/c97/c116/c101/c100/c32/c119/c105/c116/c104/c32/c73/c80/c54/c55/c32/c108/c101/c118/c101/c108/c32 /UNI2027/c67/c111/c109/c112/c97/c99/c116/c32/c115/c105/c122/c101 /UNI2027/c76/c111/c119/c32/c99/c111/c115/c116/c44/c32/c104/c105/c103/c104/c32/c114/c101/c108/c105/c97/c98/c105/c108/c105/c116/c121 /UNI2027/c83/c117/c105/c116/c97/c98/c108/c101/c32/c102/c111/c114/c32/c100/c114/c105/c118/c105/c110/c103/c32/c105/c108/c108/c117/c109/c105/c110/c97/c116/c105/c111/c110/c32/c76/c69/c68 /UNI2027/c51/c32/c121/c101/c97/c114/c115/c32/c119/c97/c114/c114/c97/c110/c116/c121 SPECIFICATION LDB-300L LDB-350L LDB-500L LDB-600LORDER NO. CURRENT RANGE VOLTAGE RANGE CURRENT ACCURACY (Typ.)OUTPUT EFFICIENCY (max.) DC CURRENT INPUT PWM DIMMING ON/OFF CONTROL ENVIRONMENT EMC WORKING TEMP. WORKING HUMIDITY STORAGE TEMP., HUMIDITY TEMP. COEFFICIENT VIBRATION OPERATING CASE TEMP. (max.) MTBF DIMENSION OTHERS WEIGHT POTTING MATERIAL SHORT CIRCUIT FILTER REMOTE ON/OFF PWM FREQUENCY QUIESCENT INPUT CURRENT IN SHUTDOWN MODE(max.) OVER TEMPERATURE PROTECTION RIPPLE & NOISE(max.) Note.2 SWITCHING FREQENCY EXTERNAL CAPACITANCE LOAD (max.) 89% 90% 89% 90% 89% 91% 87% 91% 1070mA 530mA 5mA 9 ~ 36VDC 9 ~ 36VDC 9 ~ 30VDC 9 ~ 28VDC 10uF 350KHz 150mVp-p ±5% 2 ~ 40VDC 2 ~ 40VDC 2 ~ 32VDC 2 ~ 30VDC 300mA 350mA 150mVp-p 1120mA 610mA 500mA 150mVp-p 1235mA 710mA 600mA 200mVp-p 1610mA 910mA 2000Khrs min. MIL-HDBK-217F (25 )℃ -40 ~ + 71 (Refer to derating curve)℃ 20% ~ 90% RH non-condensing ±℃0.03% / 10 ~ 500Hz, 2G 10min./1 cycle, period for 60min. each along X, Y, Z axes 110℃ LDB-L:15.6g ; LDB-LW:18g Expoxy(UL94-V0) No load Full load 12VDC 12VDC 24VDC 24VDC Capacitor Leave open if not use Power ON with dimming: DIM ~ -Vin >2 ~ 10VDC or open circuit Power OFF : DIM ~ -Vin < 0.5VDC or short 100 ~ 1KHz 1mA at PWM dimming OFF and 24VDC input DC-DC Constant Current Buck-Boost LED driver LDB-L series ■ /c70/c101/c97/c116/c117/c114/c101/c115/c32/c58 VOLTAGE RANGE Tj 145 typically(IC1) detect on main control IC℃ Regulated at rated output current Protection type: Can be continued, recovers automatically after fault condition is removed Protection type : Shut down, recovers automatically after temperature goes down Compliance to EN55015, FCC part 15 class B Compliance to EN61000-4-2,3,4,6,8, light industry level, criteria A /c32/c49/c46/c65/c108/c108/c32/c112/c97/c114/c97/c109/c101/c116/c101/c114/c115/c32/c97/c114/c101/c32/c115/c112/c101/c99/c105/c102/c105/c101/c100/c32/c97/c116/c32/c110/c111/c114/c109/c97/c108/c32/c32/c105/c110/c112/c117/c116/c40/c50/c52/c86/c68/c67/c41/c44/c32/c114/c97/c116/c101/c100/c32/c108/c111/c97/c100/c44/c32/c50/c53 /c32/c55/c48/c37/c32/c82/c72/c32/c97/c109/c98/c105/c101/c110/c116/c46/c32℃ /c32/c50/c46/c82/c105/c112/c112/c108/c101/c32/c38/c32/c110/c111/c105/c115/c101/c32/c97/c114/c101/c32/c109/c101/c97/c115/c117/c114/c101/c100/c32/c97/c116/c32/c50/c48/c77/c72/c122/c32/c98/c121/c32/c117/c115/c105/c110/c103/c32/c97/c32/c49/c50/c34/c32/c116/c119/c105/c115/c116/c101/c100/c32/c112/c97/c105/c114/c32/c116/c101/c114/c109/c105/c110/c97/c116/c101/c100/c32/c119/c105/c116/c104/c32/c97/c32/c48/c46/c49/c117/c102/c32/c99/c97/c112/c97/c99/c105/c116/c111/c114/c46 /c32/c51/c46/c84/c104/c101/c32/c111/c117/c116/c112/c117/c116/c32/c111/c102/c32/c76/c68/c66/c45/c76/c32/c115/c104/c111/c117/c108/c100/c32/c110/c111/c116/c32/c98/c101/c32/c99/c111/c110/c110/c101/c99/c116/c101/c100/c32/c116/c111/c32/c116/c104/c101/c32/c105/c110/c112/c117/c116/c32/c111/c102/c32/c116/c104/c101/c32/c115/c97/c109/c101/c32/c117/c110/c105/c116/c32/c111/c114/c32/c111/c117/c116/c112/c117/c116/c32/c102/c114/c111/c109/c32/c111/c116/c104/c101/c114/c32/c115/c111/c117/c114/c99/c101/c115/c46/c32 /c32 NOTE EMC IMMUNITY EMC EMISSION

31.8[1.25] BOTTOM VIEW Blank type(LDB - _L): _LW):W type(LDB ψ0.60 NOTE: All wires UL3385 22AWG Derating Curve Ta ( )℃ LOAD (%) -40 0 25 50 60 71 100 100 60 for 500/600mA℃ 71 for℃ 300/350mA DC-DC Constant Current Buck-Boost LED driver LDB-L series Mechanical Specification Unit: mm (inch) Pin Configuration 13 12 BOTTOM VIEW SIDE VIEW SIDE VIEW 12.2 [ 0.48] 20.3[0.80] 100 10mm±52 m m± 12.2 [0.48] 2.06 [ 0.08] 3.81 [ 0.15] 2.5 4 [0.1] 20.3 [ 0.80] 31.8 [1.25] 15.24 [ 0.60] NOTE: Pin tolerance 0.05mm± Pin No. Pin No. 23,24 1,2 2 (Black) (Blue) (Yellow) (White) (Red) 11,12 13,14 +Vin +Vin -Vin -Vin -Vout -Vout +Vout +Vout PWM DIM PWM DIM Comment Comment DC Supply DC Supply Don't connect to -Vout Don't connect to -Vout LED - Connection LED - Connection LED + Connection LED + Connection ON/OFF and PWM Dimming (Leave open if not used) ON/OFF and PWM Dimming (Leave open if not used) File Name:LDB-L-SPEC 2015-12-22

50% 55% 60% 65% 70% 75% 80% 85% 90% 95% 123456789 1 0 1 1 12 V 24 V 28 V 50% 55% 60% 65% 70% 75% 80% 85% 90% 95% 123456789 1 0 1 1 12 V 24 V 30 V 50% 55% 60% 65% 70% 75% 80% 85% 90% 95% 123456789 1 0 1 1 1 2 1 3 12 V 24 V 36 V 50% 55% 60% 65% 70% 75% 80% 85% 90% 95% 123456789 1 0 1 1 1 2 1 3 12 V 24 V 36 V Efficiency VS Output Voltage(Number of LEDs) Fig-1 LDB-300L Fig-3 LDB-500L Fig-2 LDB-350L Fig-4 LDB-600L Output Voltage(LEDs) Output Voltage(LEDs) EFFICIENCY (%) 1 12 23 34 45 56 67 78 89 910 1011 11 12 23 34 45 56 67 78 89 910 1011 1112 1213 13 12V 12V 12V 12V 24V 24V 24V 24V 36V 30V 28V 36V Output Voltage(LEDs) Output Voltage(LEDs) EFFICIENCY (%) EFFICIENCY (%) Standard Application +Vin +Vout -Vin H: >2~10VDC or open circuit Power OFF : Duty cycle 0 ~ 15% Power ON : Duty cycle 16 ~ 100% L: <0.5VDC or short -Vout 1st LED Last LED H PWM Dimming LDB-L L 0 1 6 2 03 04 05 06 07 08 0 9 0 1 0 0 Duty Cycle (%) 100 ◎During PWM dimming operation, the output current will change to PWM style. Iout (%) Non-Linear, Tol : 4%(Typ.)± PWM Dimming Control PWM Signal Output Current H(5V) Max L(0V) OFF OFF OFF ON ON 100~1KHz ON EFFICIENCY (%) 50% 50% 50% 50% 55% 55% 55% 55% 60% 60% 60% 60% 65% 65% 65% 65% 70% 70% 70% 70% 75% 75% 75% 75% 80% 80% 80% 80% 85% 85% 85% 85% 90% 90% 90% 90% 95% 95% 95% 95% DC-DC Constant Current Buck-Boost LED driver LDB-L series File Name:LDB-L-SPEC 2015-12-22