P
ULSE
S
PECIALTY
C
OMPONENTS
Concentric and Split Bobbin
Vertical Profile Plug-in Transformers
for PC board power isolation
PC S
ERIES
C
ONCENTRIC
V
ERTICAL
M
OUNT
models provide
operation frequencies from 47 to 500 Hz. Isolation between
primary and secondary 1500V.
EL S
ERIES
S
PLIT
B
OBBIN
V
ERTICAL
M
OUNT
models are
available with a 50/60 Hz primary. Isolation between
primary and secondary 2500V. Non-concentric design
eliminates ESS.
PC
AND
EL S
ERIES
have the same dimensions and
schematics, are available in the same sizes and mounting
styles, and share the same general features listed below.
PC Series (concentric) is shown; primary 47/500 Hz;
EL Series (split bobbin) available; primary 50/60 Hz.
Style A
Channel Frame
screw mount
Style C
Channel Frame
reinforced mount
“J”
FEATURES
Vacuum impregnated -- withstands modern board washing
systems and reduces audible noise for quiet operation
Baked resin -- provides fully cured and
environmentally resistant finish that will not peel or flake
Rugged construction
Universal design compatible with industry-standard footprints
Available in single or dual primary
Secondaries may be connected in series or parallel
Formtran enclosed potted unit available. See model code.
Style B
No Frame
AGENCY APPROVALS
UL, 506, File E73539
UL 1446, File E80130
CSA 22.2#66, File LR68051-2
UL Recognized Class B
size 37 (J = 1.75 in.)
size 50 (J =2.00 in.)
size 62 (J =2.88 in.)
DIMENSIONS
-- Style B (no frame) is shown. Contact
sales for other dimensions.
MODEL NUMBER CODE
D PC -- 10 -- 2400 B 4
Primary Rating
No First Letter
“D” First Letter
115V
115/230V
6-pin
8-pin
Transformer Series
PC -- Single section bobbin (47/500 Hz)
EL -- Two-section split bobbin (50/60 Hz only)
SIZE
25
37
50
62
24
VA
1.0
1.2
4.4
10
24
Secondary Voltage Rating (volts RMS)
Secondary Current Rating (mA RMS)
Mechanical Configuration
A -- Style A channel frame mounting, screw mount
B -- No frame
C -- Style C channel frame mounting, reinforced PC mount
TM
P -- Potted within enclosure, FORM-TRAN construction
WT
(oz)
2.5
3
5
9
12
6-pin
X
0.250
0.312
0.400
0.400
0.400
8-pin
A
0.200
0.200
0.250
0.250
0.250
B
1.200
1.000
1.100
1.300
2.100
L
1
1.375
1.625
1.875
1.625
W
1.375
1.125
1.250
1.438
2.250
H
0.83
1.188
1.375
1.625
1.375
Individual Specification
N
OTES
Pulse Specialty Components reserves the right to make changes without notice
.
TWO PEARL BUCK COURT
z
BRISTOL, PA 19007-6812
z
TEL 215-781-6400
z
10
FAX 215-781-6403
z
www.pulsespecialty.com
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