specification model pln-20-18 pln-20-24 pln-20-36 dc voltage rated current current range rated power output line regulation load regulation setup time voltage range note.4 frequency range power factor efficiency(typ.) ac current input inrush current(max.) leakage current safety standards harmonic current ems immunity withstand voltage isolation resistance working temp. working humidity storage temp., humidity temp. coefficient vibration mtbf dimension others note packing over current note.5 short circuit over voltage over temperature 18v 13.5 ~ 18v 24v 18 ~ 24v 36v 1.1a 0.8a 0.55a 0 ~ 1.1a 0 ~ 0.8a 0 ~ 0.55a 19.8w 19.2w 19.8w 3.0vp-p 3.0vp-p 3.0vp-p 3.0% 10% 10% 2300ms / 230vac 30 at full load 00ms / 115vac 90 ~ 277vac 127~392vdc 47 ~ 63hz 0.4a/115vac 0.2a/230vac 40a/230vac 0.5ma / 240vac 95 ~ 110% protection type : constant current limiting, recovers automatical ly after fault condition is removed hiccup mode, recovers automatically after fault condition is remove d. compliance to en55015 compliance to en61000-4-2,3,4,5,6,8,11;en61547, light indus try level, criteria a i/p-o/p:3.75kvac i/p-o/p:100m ohms/500vdc / 25 / 70%rh -30 ~ +60 (refer to output load derating curve) 20 ~ 90% rh non-condensing -40 ~ +80 , 10 ~ 95% rh 0.06%/ (0 ~ 50 ) 10 ~ 500hz, 2g 10min./1cycle, period for 60min. each along x, y, z axes 20w single output led power supply universal ac input / full range(up to 277vac) built-in constant current limiting circuit with adjustable ocp leve l fully isolated plastic case protections:short circuit/over load/over voltage/over tempe rature built-in active pfc function ip64 design for indoor or outdoor installations small and compact size cooling by free air convection 100% full load burn-in test high suitable for damp / wet locations suitable for led lighting and moving sign applications 2 years warranty reliability,low cost features : p l n - 2 0 s e r i e s ripple & noise (max.) note.2 voltage tolerance note.3 environment emi conduction & radiation safety & emc protection 110 10 (tsw1) iec61347-1, iec61347-2-13, tuv en61347-1, en61347-2-13, ul87 50, ip64 approved led operation voltage note.5 pln-20-48 48v 0.42a 0 ~ 0.42a 20.2w 3.8vp-p current adj. range 75% ~ 100% 36 ~ 48v 27 ~ 36v file name:pln-20-spec 2010-07-30 148.5*38.5*28mm (l*w*h) 643.6khrs min. mil-hdbk-217f (25 ) 0.18kg; 60pcs/12.8kg/0.9cuft PLN-20-12 12v 9 ~ 12v 1.6a 0 ~ 1.6a 19.2w 2.5vp-p protection type : shut off o/p voltage, clamping by zener diode 19 ~ 22v 27 ~ 34v 41 ~ 46v 54 ~ 60v 14 ~ 16v 81% 82% 83% 83.5% 80% 1. all parameters not specially mentioned are measured at 230vac input, r ated load and 25 of ambient temperature. 2. ripple & noise are measured at 20mhz of bandwidth by using a 12" twisted pair- wire terminated with a 0.1uf & 47uf parallel capacitor. 3. tolerance : includes set up tolerance, line regulation and load regula tion. 4. derating may be needed under low input voltage, please check the static ch aracteristic for more details. 5. constant current operation region is within 75% ~100% rated output vol tage. this is the suitable operation region for led related application s, but please reconfirm special electrical requirements for some specific syste m design. 6. the power supply is considered as a component that will be operated in combi nation with final equipment. since emc performance will be affected by th e complete installation, the final equipment manufacturers must re- qualify emc directive on the complete installation again. m m ip64 110 selv f protection type : shut down o/p voltage, recovers automatically after t emperature goes down pf 0.9 at 75~100% load, 115vac/230vac compliance to ( 75% load);en61000-3-3 en61000-3-2 class c
mechanical specification case no.989b unit:mm 20w single output led power supply p l n - 2 0 s e r i e s load (%) -25 -5 0 15 30 20 40 60 80 100 load (%) -25 -5 0 15 30 40 50 20 40 60 80 100 block diagram detection pwm & pfc circuit o.t.p. emi filter rectifiers power switching filter & rectifiers +v -v i/p control o.v.p. & o.c.p. ambient temperature ( ) j load (%) -30 60 derating curve derating curve file name:pln-20-spec 2010-07-30 320 10 18awg 2c 10 28 +v(red) -v(black) 320 10 18awg 2c 3.2 148.5 38.5 2-r2.0 3.2 10 ac/l(brown) ac/n(blue) 10.75 18.83 ta:25 static characteristics input voltage (v) 60hz 90 100 125 135 145 155 165 175 180 200 230 277 100 90 80 70 60 50 40 load (%) (horizontal) o.l.p.
pln-20 series possess superior working efficiency that up to 83.5% can be r eached in field applications. efficiency (%) load power factor characteristic power factor will be higher than 0.9 when output loading is 75% or higher. efficiency vs load (48v model) constant current mode pf load there are two major kinds of led drive method "direct drive" and "with led driv er". a typical led power supply may either work in "constant voltage mode (cv) or c onstant current mode (cc)" to drive the leds. mean well's led power supply with cv+ cc characteristic can b e operated at both cv mode [with led driver, at area (a)] and cc mode [direct drive, at area (b)]. typical led power supply i-v curve vo(%) 100 50 50 95 (max.) io (%) constant voltage area constant current area hiccup protection (a) (b) (c) driving methods of led module 20w single output led power supply p l n - 2 0 s e r i e s file name:pln-20-spec 2010-07-30 0.78 0.80 0.82 0.84 0.86 0.88 0.90 0.92 0.94 0.96 0.98 1.00 50% 60% 70% 80% 90% 100% 230vac 110vac 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74 76 78 80 82 84 86 88 90 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 230vac 110vac
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