A u d i o Tr ansformer

P C M o u n t

Phone 951-277-0757

Fax

951-277-2757

460 Harley Knox Blvd.

Perris, California 92571

Publish Date: December 4, 2013

TY -250P

Description:

This transformer operates in the 20 Hz to 20,000 Hz range, making it suitable for a

broad application spectrum in the audio industry. This device is used in line

matching, telephone coupling, pulse trigger, driver, interstage, and isolation input

and output applications.

Operating Temperature Range:

-40º C to 105º C

Electrical Specifications at 25º C:

1. Primary Impedance:

1000

 CT *

2. Secondary Impedance:

1000

 CT / 250 *

3. Output:

20mW *

4. Primary DC Unbalance:

4 mA

5. Frequency Response:

+ 1db from 20 to 20,000 Hz

8. Insertion Loss @ 1K Hz:

< 2.8db

11. DCR: Primary (2-4)

172Ω Nominal

Secondary (5-8, w/6-7 tied)

172Ω Nominal

12. Turns Ratio:

1:1 (tie 6&7)

2:1 (5 tied to 6 and 7 tied to 8)

13. Dielectric Strength

1000V Primary to Secondary

Outline Dimensions:

A. Dimensions:

As shown

B. Weight:

0.4 oz.

Frequency Response:

TY-250P FREQUENCY RESPONSE

-1.00

-0.50

0.00

0.50

1.00

1.50

10

100

1000

10000

100000

FREQUENCY

600 OHM

1K OHM

10K OHM

100K OHM

1M OHM

OPEN CIRCUIT

(secondaries can all be used at ¼ value when placed in parallel) are optional as long as

input voltage is ≤4.2Vrms and current is ≤7mA.

RoHS Compliance:

As of manufacturing date February 2005, all standard

products meet the requirements of 2011/65/EU, known as the RoHS initiative.

Upon printing, this document is considered “uncontrolled”.Please contact Triad

Magnetics’ website for the most current version.

4

3

2

5

7

6

8

0.025 SQ

8 PLCS

0.900

0.700

1

4

5

8

0.600

0.200 (5 PLCS)

0.150

0.700

0.800

0.040

0.520

BOTTOM VIEW

0.770