P2781TR ETAL [ETAL Group], P2781TR Datasheet - Page 5

• Manufacturer Part Number: P2781TR
• Description: MICROPROFILE LINE MATCHING TRANSFORMER
• Manufacturer: ETAL [ETAL Group]

ETALDOC 240/14
Dimensions shown are in millimetres (inches).
Geometric centres of outline and pad grid coincide within a tolerance circle of 0.3mmØ.
Windings may be used interchangeably as primary or secondary.
Manufactured
flammability requirements of UL94V-0.
Distance through reinforced insulation 0.4mm
minimum.
Creepage and clearances in circuit are 7mm
minimum where PCB pads do not exceed 3mmØ.
Construction
EN 60950-1 and UL 60950-1, reinforced insulation,
250Vrms maximum working voltage.
CONSTRUCTION
SAFETY
Dimensions
F ig 8
NOT E :
e
Dimensions shown are in millimetres (inches)
3
(0.06)
1.5
from
complies
7.0 max
(0.28)
materials
with
9.0 max
2.54 2.54
(0.1) (0.1)
(0.36)
(0.052)
1.32
conforming
IEC 60950-1,
13.0 max
(0.51)
(0.07)
1.77
Page 5 of 5
to
Certified by BSI to IEC 60950 Third Edition
(1999) (IEC CB Test Certificate No. GB592W)
sub-clauses 1.5, 1.5.1, 1.5.2, 2.9, 2.9.1, 2.9.2,
2.9.3, 2.9.4, 2.9.5, 2.10, 2.10.1, 2.10.2, 2.10.3,
2.10.3.1, 2.10.3.2, 2.10.4, 2.10.5, 2.10.5.1,
2.10.7, 2.10.8, 4.7, 4.7.3, 4.7.3.1, 4.7.3.4,
(Flammability Class V-0) ,5.2, 5.2.1, and 5.2.2 for
a maximum working voltage of 250Vrms, nominal
mains supply voltage not exceeding 250Vrms
and a maximum operating temperature of +85°C
in Pollution Degree 2 environment, reinforced
insulation.
Recognized under the Component Recognition
Program of Underwriters Laboratories Inc. to US and
Canadian
No. 60950-1-03/UL60950-1, First Edition, based on
IEC 60950-1, First Edition, maximum working
voltage 250Vrms, Pollution Degree 2, reinforced
insulation.
UL File number E203175.
Additionally, Profec Technologies certifies all
transformers as providing voltage isolation of
3.88kVrms, 5.5kV DC minimum.
are supported by a Certificate of Conformity to
current applicable safety standards.
CERTIFICATION
Connections
Fig 9
T olerance
T erminals electroplated pure tin (S n) 5µm minimum.
T erminal size : 1.5 (0.06) long, 1.32 (0.05) wide
JES D97 Category = e3.
±
requirements
0.3mm
1
2
3
CAN/CSA
P2781
All shipments
October 2007
C22.2
6
5
4