70004 ACME ELECTRIC, 70004 Datasheet - Page 8
![Toroidal Transformer](/photos/23/90/239082/4597435_sml.jpg)
70004
Manufacturer Part Number
70004
Description
Toroidal Transformer
Manufacturer
ACME ELECTRIC
Datasheet
1.70034.pdf
(20 pages)
Specifications of 70004
Power Rating
1.6VA
Secondary Voltages
2 X 18V
Secondary Current Nom
1mA
Transformer Mounting
PC Board
Weight
82g
Transformer Type
Toroidal
Secondary Current Aac
44mA
Output Current, Secondary Series
44mA
Frequency
60Hz
Output Current
44mA
Rohs Compliant
Yes
Primary Voltages
2 X 115V
Mounting Type
PC Board
Features
Low Profile
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
7000440F
Manufacturer:
FSC
Quantity:
20 000
Company:
Part Number:
70004SC
Manufacturer:
AVAGO
Quantity:
216
Weight Comparison: Toroid vs. E-I Transformer
Completing a “King-size” Toroid
COMPARISON DATA
(800) 527-7042
www.amveco.com
Height
Width
Depth
Volume
Dimensional
Adaptability
Weight
Mounting
Requirements
No-load Loss
Continuity of
Magnetic Path
Air Gaps
Magnetic
Properties
of Core
Coupling Factor
Long-term
Reliability
Overall Comparison of 250 VA E-I Core Isolation Transformer
Feature
vs. 250 VA E/I-Core AMVECO Isolation Transformer
E-I Core Transformer
78.8 sq. in. (508.4 cm
welding, banding, etc.
degrade performance
Affected by clamping
Thermal cycling and
(60 laminations x 3)
Approximately 180
Limited by bobbin
Four corner bolts
vibration steadily
width and layers
4.7" (119 mm)
4.3" (109 mm)
perpendicular
10 lb. (4.5 kg)
3.9" (99 mm)
available dies
50% of grain
of windings
Limited by
10.0 W
2
)
35.0 sq. in. (225.8 cm
winding distribution
winding and remain
Optimized prior to
Maximized by even
All dimensions can
& close proximity
Lifetime Warranty
grain orientation
through center
4.5" (114 mm)
4.5" (114 mm)
2.2" (56 mm)
100% parallel
5 lb. (2.3 kg)
be adjusted
Single bolt
AMVECO
to core
stable
1.5 W
None
2
)
6