NQB-N Datasheet, PDF (24/30 Pages) CUI INC – FULLY REGULATED ADVANCED BUS CONVERTERS

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CUI Inc │ SERIES: NQB-N │ DESCRIPTION: FULLY REGULATED ADVANCED BUS CONVERTERS
Mechanical Information - Hole Mount, Base Plate Version
date 11/07/2014 │ page 24 of 30
Top View
Pin Positions According To Recommended Footprint
Table 1.
X1 = Ordering information
Recommended Footprint - Top View
CASE
Material: Aluminum
For screw attachment apply mounting
torque of max 0.44 Nm [3.9 lbf in]. M3
screws must not protrude more than
2.7mm [0.106] into the base plate.
PIN SPECIFICATIONS
Pin 1, 2, 3, 4, 5 & 16 Material: Copper alloy
Plating: Min Au 0.1 µm over 1-3 µm Ni.
Pin position 3 is only used for base plate
GND connection.
Recommended keep away area for user components.
The stand-off in combination with insulating material ensures that requirements
as per IEC/EN/UL60950 are met and 2250 V isolation maintained even if open
vias or traces are present under the DC/DC converter.
cui.com
Weight: Typical 68 g
All dimensions: mm [inch]
Tolerances:
x.x ±0.50 [0.02]
x.xx ±0.25 [0.01]
(not applied on footprint or typical values)