the copyright and authority for the interpretation of the products are reserved by mornsun specifications subject to change without notice. e_t-1w&f_t-1w b/0-2010 page 1 of 3 e_t-1w & f_t-1w series 1w, fixed input, isolated & unregulated dual/single output dc-dc converter rohs product program input output voltage (vdc) current (ma) part number nominal range voltage (vdc) max. min. efficiency (%, typ.) certificate f0303t-1w 3.3 304 30 73 f0305t-1w 5 200 20 75 e0305t-1w 5 100 10 68 e0312t-1w 3.3 3.0-3.6 12 42 5 77 f0505t-1w 5 200 20 70 ul f0509t-1w 9 110 11 76 ul f0512t-1w 12 84 9 78 ul f0515t-1w 15 66 7 79 ul e0505t-1w 5 100 10 71 ul e0509t-1w 9 55 6 77 ul e0512t-1w 12 42 5 78 ul e0515t-1w 5 4.5-5.5 15 33 4 79 ul F1203T-1W 3.3 303 30 70 f1205t-1w 5 200 20 69 ul f1209t-1w 9 110 11 73 ul f1212t-1w 12 84 9 73 ul f1215t-1w 15 66 7 74 ul e1205t-1w 5 100 10 71 ul e1209t-1w 9 55 6 73 ul e1212t-1w 12 42 5 74 ul e1215t-1w 12 10.8-13.2 15 33 4 75 ul f2405t-1w 5 200 20 69 f2412t-1w 12 84 9 77 f2415t-1w 15 66 7 74 f2424t-1w 24 42 5 76 e2405t-1w 5 100 10 70 e2412t-1w 12 42 5 77 e2424t-1w 24 21.6-26.4 24 21 3 79 common specifications item test conditions min. typ. max. units storage humidity 95 % operating temperature -40 85 storage temperature -55 125 temp. rise at full load 15 25 lead temperature 1.5mm from case for 10 seconds 260 c cooling free air convection package material epoxy resin(ul94-v0) short circuit protection* 1 s mtbf 3500 k hours weight 1.71 g features small footprint smd package style 3kvdc isolation temperature range: -40 c ~ +85 c no heatsink required industry standard pinout internal smd construction no external component required rohs compliance applications the e_t-1w & f_t-1w s eries are specially designed for applications where a group of polar power supplies are isolated f rom the input power supply in a distributed power supply system on a circuit board. these products apply to: 1) where the voltage of the input power supply is fixed (voltage variation 10%); 2 ) where isolation is necessary between input and output (isolation voltage 3000vdc); 3 ) where the regulation of the output voltage and the output ripple noise are not demanding. such as: purely digital circuits, ordinary low frequency analog circuits, and igbt power device driving circuits. model selection f0505t-1w rated power package style output voltage input voltage product series mornsun science & technology co.,ltd. address: no. 5, kehui st. 1, kehui development center, science ave., guangzhou science city, luogang district, guangzhou,p.r.china. tel: 86-20-28203030 fax:86-20-38601272 http://www.mornsun-power.com *supply voltage must be discontinued at the end of short circuit duration.
the copyright and authority for the interpretation of the products are reserved by mornsun specifications subject to change without notice. e_t-1w&f_t-1w b/0-2010 page 2 of 3 isolation specifications typical characteristics item test conditions min. typ. max. units isolation voltage tested for 1 minute and 1ma max 3000 vdc isolation resistance test at 500vdc 1000 m output specifications item test conditions min. typ. max. units output power 0.1 1 w for vin change of 1%(3.3v output) 1.5 line regulation for vin change of 1%(others output) 1.2 10% to 100% load (3.3v output) 15 20 10% to 100% load (5v output) 12.8 15 10% to 100% load (9v output) 8.3 10 10% to 100% load (12v output) 6.8 10 10% to 100% load (15v output) 6.3 10 load regulation 10% to 100% load (24v output) 6.0 10 % output voltage accuracy see tolerance envelope graph temperature drift 100% full load 0.03 %/ c e_t-1w series 50 75 output ripple &noise* 20mhz bandwidth f_t-1w series 75 100 mvp-p 24v input 500 switching frequency full load, nominal input others 100 khz *test ripple and noise by parallel cable method. see detailed operation instructions at testing of power converter section, application notes. operating temp.(c) o recommended reflow soldering profile recommended circuit 0 50 100 150 200 250 time (sec.) 220c o 10 max sec 260c o 90 max (>220c) o sec temperature (c) o remark: the curve applies only to the hot air reflow soldering application note 1) requirement on output load to ensure this module can operate efficiently and reliably, during operation, the minimum output load could not be less than 10% of the full load . if the actual output power is very small, please connect a resistor with proper resistance at the output end in parallel to increase the load, or use our company s products with a lower rated output power (e _t-w2/f_t-w2 series). 2) recommended testing circuit if you want to further decrease the input/output ripple, an lc filtering network may be connected to the input and output ends of the dc/dc converter, see (figure 1). it should also be noted that the inductance and the frequency of the lc filtering network should be staggered with the dc/dc frequency to avoid mutual interference. however, the capacitance of the output filter capacitor must be proper. if the capacitance is too big, a startup problem might arise. for every channel of output, provided the safe and reliable operation is ensured, the greatest capacitance of its filter capacitor sees (table 1). 3) output voltage regulation and over-voltage protection circuit the simplest device for output voltage regulation, over-voltage and over-current protection is a linear voltage regulator with overheat protection that is connected to the input or output end in series (figure2). 4) overload protection under normal operating conditions, the output circuit of these products has no protection against overload. the simplest method is to connect a self-recovery fuse in series at the input end or add a circuit breaker to the circuit. 5) no parallel connection or plug and play vin gnd +vo 0v dc cin l l dc l cout cout -vo dual output l single output vin gnd +vo 0v dc cin l dc cout (figure 1) vin gnd 0v +vout dcdc -vout reg reg reg dual output single output vin gnd 0v +vout dc dc reg reg (figure2) external capacitor table (table 1) vin (vdc) cin ( f) single vout (vdc) cout ( f) dual vout (vdc) cout ( f) 3.3/5 4.7 5 10 3.3/5 4.7 12 2.2 9 4.7 9 2.2 24 1 12 2.2 12 1 - - 15 1 15 1 24 0.47 24 0.47 it s not recommended to connect any external capacitor in the application field with l ess than 0.5 watt output.
the copyright and authority for the interpretation of the products are reserved by mornsun specifications subject to change without notice. e_t-1w&f_t-1w b/0-2010 page 3 of 3 outline dimensions & footprint details 1 2 5 6 vin gnd nc 0v 8 +vo vin gnd -vo 0v nc nc +vo 0.25 [0.010] 6.50 [0.256] 15.24 [0.600] 12.70 [0.500] 2.54 [0.100] 7.50 [0.295] 11.20 [0.441] 0.25 [0.010] 1.35 [0.053] 5 max 8.50 [0.335] 14.10 [0.555] 8.90 [0.350] 6.50 [0.256] 7.40 [0.291] 4.30 [0.169] 14.10 [0.555] 0.60 [0.024] 1.00 [0.039] 2.54 [0.100] 2.54 [0.100] 2.10 [0.083] 1 5 . 6 5 [ 0 . 6 1 6 ] 2.00 [0.079] 2 4 . 0 0 [ 0 . 9 4 5 ] 1.75 [0.069] 11.50 [0.453] 0.50 [0.020] 7.35 [0.289] 16.00[0.630] 11.60 [0.457] 29.40 [1.157] 3 3 0 . 0 0 [ 1 2 . 9 9 2 ] 8 10 1211 5 3 12 7 6 ? 1.50 [0.059] ? 1.50 [0.059] ? 21.50 [0.846] ? 13.00 [0.512] 6.25 [0.246] a a 10.10 [0.398] 8 10 11 5 3 1 2 7 6 12 footprint details pin nc:no connection mechanical dimensions tube outline dimensions note: unit: mm[inch] pin section tolerances: 0.10mm[ 0.004inch] general tolerances: 0.25mm[ 0.010inch] note: unit: mm[inch] general tolerances: 0.5mm[ 0.020inch] l=540mm[21.260inch] : 33pcs l=220mm[8.661inch] : 12pcs devices per tube quantity devices per tube quantity reel packing outline dimensions note: unit: mm[inch] general tolerances: 0.5mm[ 0.020inch] devices per reel quantity: 500pcs recommended footprint (side view) (top view) taping dimension: taping reel dimension: single dual others 0.60 [0.024] ? 100.00 [3.937] note: 1. operation under minimum load will not damage the converter; however, they may not meet all specification listed, and that will reduce the life of product. 2. all specifications measured at ta=25 c, humidity<75%, nominal input voltage and rated output load unless otherwise specified. 1. only typical models listed, other models may be different, please contact our technical person for more details. 2. in this datasheet, all the test methods of indications are based on corporate standards.
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