LB-634 Stancor Waldom, LB-634 Datasheet - Page 2
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LB-634
Manufacturer Part Number
LB-634
Description
Transformer, Low Profile; 6VA; Sec:Ser 170mA; Pri:115/230V; Sec:Ser 34VCT; PC; 1.56In.
Manufacturer
Stancor Waldom
Type
Powerr
Datasheet
1.LB-12230.pdf
(2 pages)
Specifications of LB-634
Brand/series
Low Boy™/LB Series
Configuration
Toroidal
Current, Secondary
0.34/0.17 A
Dimensions
1.88"L×1.56"W×0.88"H
Frequency
50/60 Hz
Mounting Type
PCB
Number Of Outlets
2
Phase
1
Power, Rating
6 VA
Standards
UL
Termination
Thru-Hole
Voltage, Primary
115/230 VAC
Voltage, Secondary
17/34 VAC
Weight
0.34 lbs.
TECH TIP
Explanation of Low Boy Interconnections
Because of the toroidal effect, two identical coils
are connected in series or parallel, but one of the
coils must be connected in reverse in order to get
correct polarity and voltage.
P R i N T E D C i R C u i T T R A N S F O R M E R S
lIne
lIne
PRImARy
230V
50/60 hz
(Se r i es Con nect i o ns)
b
LB Type
1
2
4
3
.216
.020 X .041
A
5
5
6
7
1
8
“ Lo w Bo y ” L B S e r i e s
Pri. Coil 1
Sec. Coil 1
H
l
o
A
D
mw
1
2
5
6
w
lIne
lIne
PRImARy
115V
50/60 hz
(P a r a l l e l Con n e c ti o n s )
.125 ± .015 dIA.
ml
1
2
4
3
L B Ty p e
l
5
8
7
6
3
4
7
8
Pri. Coil 2
Sec. Coil 2
o
A
D
l