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This TY-250SP operates in the 20 Hz to 20,000 Hz range, making it suitable for a broad application spectrum in the audio industry. The TY-250SP uses a nickel case and is used in line matching, telephone coupling, pulse trigger, driver, interstage, and isolation input and output applications.

Unit of Measure

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 N/A

Electrical Specifications at 25 Degree Celsius (ºC) Temperature

Power Level

 N/A 20 mW

Primary Impedance

 N/A 1000 Ohm

Secondary Impedance

 N/A 250 Ohm1000 Ohm

Primary DC Unbalance

 N/A 4 mA

Max DCR 2-4

 N/A 181.5 Ohm

Max DCR 5-7

 N/A 88 Ohm

Max DCR 6-8

 N/A 88 Ohm

Insertion Loss at 1kHz

 N/A < 2.8 dB

Specifications

Schematic

 N/A
Audio Transformer PC Mount (TY-250SP) Schematic

Transformer Contact Type

 N/A Center Tap

Overall Turns Ratio

 N/A 1:1 (tie 6&7) 2:1 (tie 5 to 6, 7 to 8)

Typical Gain

 N/A 0.01 dB

Common Mode Rejection Ratio (CMRR)

 N/A -80 at 1 kHz -82.6 at 60 Hz

Mounting Type

 N/A PC Mount

Typical Weight

 N/A 31 g

Typical Frequency Range

 N/A 20 Hz to 20KHz

Typical Temperature Rating

 N/A -40ºC to 105ºC at Operation & Storage Condition

Typical Dielectric Test

 N/A 1500V (Primary to Secondary)

Typical Inductance (H)

 N/A 7 to 14 H at 4 V at 60 Hz 2-4

Typical Frequency Response (1 Kilohertz (kHz) Reference)

 N/A ±1 dB at 30 Hz to 30 kHz

Typical Distortion (Total Harmonic Distortion (THD) + N%)

 N/A
  1. 0.15% at 1 kHz, +10 dBu input, Rs = 1 kO, RL = 1 kO.
  2. 0.064% at 1 kHz, 0 dBu input, Rs = 1 kO, RL = 1 kO.
  3. 0.026% at 1 kHz, -10 dBu input, Rs = 1 kO, RL = 1 kO.

Typical Maximum Input Level (20 Hertz (Hz) Frequency)

 N/A >+0 dBu at 2% THD+N, Rs=1kO, RL = 1kO V

Typical Phase Shift at 20 Hertz (Hz) Frequency

 N/A +12.8° at referenced to source generator, Rs = 1 kO, RL = 1 kO

Typical Phase Shift at 20 KiloHertz (KHz) Frequency

 N/A +0.04° at referenced to source generator, Rs = 1 kO, RL = 1 kO

Applications

N/A Driver Interstage Isolation Input Isolation Output Line Matching Pulse Trigger Telephone Coupling

SnapMagic

N/A

RoHS Compliance

N/A

As of manufacturing date February 2016, all standard products meet the requirements of 2015/863/EU, known as the RoHS 3 initiative.

Note

N/A

Upon printing, this document is considered “uncontrolled”. Please contact Triad
Magnetics website for the most current version. For soldering and washing information
please see http://www.triadmagnetics.com/faq.html