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| Datasheet File OCR Text: |
| 1. configuration & dimensions : 3. electrical characteristics ( @ 25c ) : superworld electronics (s) pte ltd 2. schematic : LP88-28 (f) series power transformer pg. 1 note : specifications subject to change without notice. please check our website for latest information. 10.06.2008 indicates polarity 1 115/230v 4 2 primaries 3 5 8 6 7 b b 40.00 (1.575) pcb pattern size 2 l wh b a unit : mm (inch) gram 141.75 (1.500) 38.10 (1.894) 48.10 17.00 (0.669) (0.374) 9.50 40.50 (1.594) 50/60hz 3 4 2 1 7 8 6 5 6.00 (0.236) 1.00 (0.041) w l a h max. pc terminal plug-in mounting b b a. primary voltage ac 115/230 v 50/60 hz . b. no load primary current input ac 115v 60hz . less than 25ma . input ac 230v 50hz . less than 25ma . c. secondary volt age (5%) series ac 144.00v . parallel ac 72.00v . d. secondary load current series 28ma . parallel 56ma . e. full load primary current input ac 115v 60hz . less than 35ma . input ac 230v 50hz . less than 45ma . f. full load secondary voltage (5%) series 88.00v . pin 3-4 pin 1-2 g. dc resistance = 1080 ohm . primary = 1080 ohm . parallel 44.00v . pin 5-6 pin 7-8 h. insulation resistance i. withstand voltage (hi-pot) secondary = 568 ohm . = 568 ohm . dc 500v 100meg ohm of more . ac 1500v 60hz 1 minutes . less than 60 deg c . ui-29 x 5.30 m/m . j. temperature rise k. core size
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