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| Datasheet File OCR Text: |
| cme3.3v4 a/5v3a 5 3.3 output voltage ( v ) - 48 input voltage ( v ) - 36 ~ - 60 input voltage range ( v ) - 53 conduction noise (dbm) + 5% - 5% + 5% - 5% output voltage range 3 4 output current ( a ) 0 ~3 0 ~ 4 output current range ( a ) 4.5 6 over current protection ( a ) 6 4.2 over voltage protection ( v ) 100 output ripple noise ( mvp-p ) 80 % efficiency ta = 0 ~70 c operating temparature 57.0 56.0 8.5 mechanical dimension ( mm ) ac 500, dc 707 (applied for 1minute) isolated voltage ( v ) parallel operation forced air cooling (1.5m /sec) cooling method 4.5 2.5 low voltage protection ( v )
cme3.3v4 a/5v3a function symbol pin no. function symbol pin no. not connected* t t2 39 local off control signal pin lo 1 output ground pin + 5 v 38 not connected* 2 37 not connected* 3 36 reset pin r 4 35 not connected* 5 output voltage pin - 34 not connected* 6 33 alarm pin p 7 32 not connected* 8 31 not connected* 9 output voltage pin - 3.3 v 30 sabg pin q 10 29 not connected* 11 28 not connected* 12 27 input voltage pin -in 13 26 14 output ground pin + 25 15 24 not connected* 16 23 input ground pin +in 17 22 18 21 19 not connected* t t1 20 *nc may be used for testing by the manufacturer and shall not be connected by the customer. outline diagram pin arrangement 19 2.54=48.26 39 20 10 2.54=25.4 8 2.54=20.32 2.5min 8.5max 1 19 56.0max 53.34 0.5 59.0max * dimentions are in millimeters. a a 0.25 0.5 1.27 enlargement picture of a-a |
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