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| Datasheet File OCR Text: |
| 3.3 output voltage ( v ) - 48 input voltage ( v ) - 40 ~ - 58 input voltage range ( v ) - 53 conduction noise (dbm) + 5%, - 3% output voltage range 4 output current ( a ) 0 ~ 4 output current range ( a ) 6 over current protection ( a ) 4.2 over voltage protection ( v ) 100 output ripple noise ( mvp-p ) 84 % efficiency ( typ ) 5 ~70 c operating temparature 45.7 66.0 8.5 mechanical dimension ( mm ) dc 500 isolated voltage ( v ) natural convection cooling method 2.5 low voltage protection ( v ) hh3.3v4 a
hh3.3v4 a function symbol pin no. not connected* nc 1 remote off control signal pin w 2 alarm signal pin alm 3 sab sab 4 input voltage pin - 48 v 5 input ground pin g 6 output ground pin e 7 8 9 output voltage pin 3.3 v 10 11 12 not connected* out. adj 13 *nc may be used for testing by the manufacturer and shall not be connected by the customer. outline diagram pin arrangement 13 7 8.5max 1.0 0.1 60.96 0.5 45.72max 66.04max 10.16 6 1 5.08 4=20.32 nc w sab -48v g out adj 3.3v e 5.08 6=30.48 * dimentions are in millimeters. alm |
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