cui.com

date 02/07/2022

│ page 5 of 7

CUI Inc

│ SERIES: VOF-120C │ DESCRIPTION: AC-DC POWER SUPPLY

MECHANICAL

parameter

conditions/description

min

typ

max

units

dimensions

open frame models: 76.20 x 50.80 x 31.00 [3.0 x 2.0 x 1.381 inch]

covered models: 80.0 × 62.0 × 40.0 [3.149 x 2.440 x 1.574 inch]

mm

mm

weight

open frame models

covered models

125

180

g

g

cooling

natural convection (no integrated fan)

MECHANICAL DRAWING

Open-frame

units: mm [inch]

general tolerance: ±1.00 [±0.039]

CONNECTORS

Function

Product

Connector

Customer

Connector

AC connector

JST B3P-VH

or equivalent

Housing: JST VHR

Contact: JST SVH-21T-P1.1

or equivalent

DC connector

JST B4P-VH

or equivalent

Housing: JST VHR

Contact: JST SVH-21T-P1.1

or equivalent

MOUNTING SCREWS

Position

Screw Spec.

L

(recommended)

Torque

1 ~ 4

M3

6mm

0.4 N·m

Note: 1. Class I system 1, 4 positions must be connected to the protective earth ground (

).

2. Class II system 1, 4 positions must be connected together.

3. It is recommended that a minimum distance of 10mm be placed between the PCB edge

and all other components.

PIN-OUT

PIN

Function

1

AC (N)

2

NC

3

AC (L)

4, 5

-Vo

6, 7

+Vo

Additional Resources:

Product Page | 3D Model