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SP-xx
Transformers

SP-4

Active
Triad Magnetics

AUDIO TRANSFORMERS / SIGNAL TRANSFORMERS AUDIO XFMR 200KCT:1KCT 10MW ENCAPSULATED PCB MOUNT/SP-4

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Search across all available documentation for this part.

DocumentsStandard Part Warranty TermsDatasheet+1
SP-xx
Transformers

SP-4

Active
Triad Magnetics

AUDIO TRANSFORMERS / SIGNAL TRANSFORMERS AUDIO XFMR 200KCT:1KCT 10MW ENCAPSULATED PCB MOUNT/SP-4

Deep-Dive with AI

DocumentsStandard Part Warranty TermsDatasheet+1

Technical Specifications

Parameters and characteristics for this part

SpecificationSP-4
DC Resistance (DCR) - Primary5.3 kOhm
Frequency Range [Max]100 kHz
Frequency Range [Min]300 Hz
Frequency Response2 dB
Height - Seated (Max) [Max]11.8 mm
Height - Seated (Max) [Max]0.465 in
Impedance - Primary (Ohms)200kCT
Impedance - Secondary (Ohms)1kCT
Mounting TypeThrough Hole
Operating Temperature [Max]85 °C
Operating Temperature [Min]-40 C
Power Level10 mW
Size / Dimension [x]10.41 mm
Size / Dimension [x]0.41 in
Size / Dimension [y]7.87 mm
Size / Dimension [y]0.31 in
Termination StylePC Pin
Transformer TypeAudio Coupling
Turns Ratio - Primary:Secondary [custom]14.1
Turns Ratio - Primary:Secondary [custom]1
Voltage - Isolation1000 VRMS

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyBulk 1$ 11.03
1$ 16.11
5$ 10.45
10$ 14.22
10$ 9.95
25$ 13.74
50$ 13.31
N/A 4$ 10.88
113$ 20.14
MouserN/A 1$ 19.04
10$ 17.09
25$ 16.35
50$ 15.94
100$ 15.36
252$ 15.13
NewarkEach 1$ 9.95
1$ 25.14
5$ 23.75
10$ 20.88
25$ 18.75
50$ 17.58
100$ 16.62
250$ 15.66

Description

General part information

MIL-T-27E Series

The SP-4 is a 10mW red PCB through hole high reliability Audio Transformer with primary 200000Ω centre tap and 1000Ω centre tap matching impedances. This audio transformer provides the durability and precision required in today's demanding designs. This transformer is available for a wide variety of applications. The line of Red audio transformers is designed and constructed to meet the rigid requirements of MIL-T-27E and feature an epoxy moulded case, gold plated leads and exceptional operation from 300Hz to 100kHz.