Datasheet

cui.com
CUI Inc │ SERIES: V78-2000 │ DESCRIPTION: NON-ISOLATED SWITCHING REGULATOR date 03/21/2014 │ page 3 of 6
MECHANICAL
parameter conditions/description min typ max units
dimensions 0.689 x 0.354 x 0.453 (11.50 x 9.00 x 17.50 mm) inch
case material plastic (UL94-V0)
weight 4.0 g
(Bottom View)
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]
V78XX-2000R
11.50[0.453]
17.50 [0.689]
0.50 [0.020]
5.08 [0.200]
11.50[0.453]
1.50
[0.059]
123
V78XX-2000
(Bottom View)
2.54 [0.100]
1.00 [0.039]
12 3
2.54 [0.100]
2
.
15 [0.
08
5]
5.08 [0.200]
1.00 [0.039]
5
.0
8[0
.
200]
1.35 [0.053]
1
2
3
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 mm [±0.004]
100
80
60
40
20
Ambient Temperature (°C)
Load (%)
-40 -20 0 20 40 60 71
85 100 120
DERATING CURVES
1. output power vs. ambient temperature
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