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© 2017 Signal Transformer Specications subject to change without notice. 05.17
High Current Toroidal Inductors
Vertical PCB Mounting
Part Number
L (u H)
±15%
@ 1KHz
L(u H)
±15%
@ I-rated
DC
Resistance
Ω MAX
I-rated
DC Current
Amps (2)
Dimension
A (inches)
Nominal
Dimension
B (inches)
Nominal
HCTI-10-20.0 10 6.7 0.005 20.0 0.56 0.066
HCTI-12-19.1 12 7.8 0.005 19.1 0.56 0.066
HCTI-15-18.0 15 9.5 0.006 18.0 0.56 0.066
HCTI-18-17.2 18 11.1 0.006 17.2 0.56 0.066
HCTI-22-16.4 22 13.2 0.007 16.4 0.56 0.066
HCTI-27-15.6 27 15.7 0.008 15.6 0.56 0.066
HCTI-33-11.7 33 21.3 0.013 11.7 0.53 0.053
HCTI-39-11.2 39 24.7 0.014 11.2 0.53 0.053
HCTI-47-10.7 47 29.0 0.016 10.7 0.53 0.053
HCTI-56-10.2 56 33.7 0.017 10.2 0.53 0.053
HCTI-68-7.7 68 45.2 0.030 7.70 0.52 0.042
HCTI-100-7.0 100 63.1 0.037 7.00 0.52 0.042
HCTI-120-6.7 120 73.9 0.040 6.70 0.52 0.042
HCTI-150-5.0 150 101.4 0.071 5.00 0.51 0.034
HCTI-180-4.8 180 118.9 0.078 4.80 0.51 0.034
HCTI-220-5.8 220 123.8 0.054 5.80 0.56 0.042
HCTI-270-5.5 270 147.2 0.060 5.50 0.56 0.042
HCTI-330-5.2 330 174.1 0.067 5.20 0.56 0.042
HCTI-390-5.0 390 200.2 0.072 5.00 0.56 0.042
HCTI-470-3.8 470 271.4 0.130 3.80 0.54 0.034
HCTI-560-3.6 560 314.8 0.140 3.60 0.54 0.034
HCTI-680-3.4 680 370.7 0.150 3.40 0.54 0.034
HCTI-820-2.6 820 500.9 0.270 2.60 0.53 0.027
HCTI-1000-2.4 1000 593.6 0.300 2.40 0.53 0.027
Applications
• SMPS Energy Storage Inductors.
• EMI/RFI Filtering Inductors.
• DC-DC Converter Chokes.
Notes
(1) Dimensions are in inches.
(2) Current causing 30°C max
temperature rise.
(3) Operating Temperature Range of
-55 to +105°C.
(4) Leads tinned to within 1/16 of an
inch above Mounting Plane.
(5) Lead Length of 0.50 inches
Electro-Mechanical Characteristics
Custom versions available upon request.
Key Features
• Vertical PC Mounting for Board Layout Optimization.
• Wide Range Of Inductance and Current ratings.
• Distributed Air Gap For High Energy Storage.
• High Efficiency Reduced Core Loss.
• Self-Shielding For Low Magnetic Radiation.
• High Current Carrying Capability.
