Datasheet

cui.com
CUI Inc │ SERIES: V78-1000 │ DESCRIPTION: NON-ISOLATED SWITCHING REGULATOR date 08/27/2014 │ page 3 of 7
MECHANICAL
parameter conditions/description min typ max units
dimensions 11.50 x 9.00 x 17.50 (0.689 x 0.354 x 0.453 inch) mm
case material plastic (UL94-V0)
weight 3.7 g
V78XX-1000
V78XX-1000R
(BottomView)
0.30
[0.012]
0.50 [0.020]
4.10 [0.161]
17.50[0.689]
0.50 [0.020]
2.15
[0.085]
5.08 [0.200]
12 3
9.00 [0.354]
2.15
[0.085]
4.10[0.161]
9.00 [0.354]11.50[0.453]
17.50 [0.689]
0.50 [0.020]
5.08 [0.200]
11.50[0.453]
1.50
[0.059]
1
2
3
(BottomView)
2.54 [0.100]
1.00 [0.039]
12 3
2.54 [0.100]
2.15 [0.085]
5.08 [0.200]
1.00 [0.039]
5.08 [0.200]
1.35 [0.053]
MECHANICAL DRAWING
PIN CONNECTIONS
PIN FUNCTION
1 +Vin
2 GND
3 +Vo
units: mm [inches]
tolerance: ±0.25 [0.010]
pin section tolerance: ±0.10 [0.004]
100
80
60
40
20
Ambient Temperature (°C)
Load (%)
-40-20 020406071
85 100 120
DERATING CURVES
1. output power vs. ambient temperature
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