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Technical Data Sheet
TF4S1YY ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include inclosure_type: FULLY INCLOSED, overall_length: 2.146 INCHES MAXIMUM IN, mounting_method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP, frequency_rating: 250.0 HERTZ MINIMUM AND 5.0 KILOHERTZ MAXIMUM SINGLE COMPONENT, body_outside_diameter: 1.332 INCHES MAXIMUM IN, reliability_indicator: NOT ESTABLISHED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-241-9850, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
TF4S1YY
NSN: 5950-01-241-9850
FSC: 5950
CAGE: 00348 — MICROTRAN CO INC (USA)
SPECIFICATIONS
inclosure_typeFULLY INCLOSED
overall_length2.146 INCHES MAXIMUM IN
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating250.0 HERTZ MINIMUM AND 5.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
body_outside_diameter1.332 INCHES MAXIMUM IN
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp130.0 CELSIUS DEGC
mounting_hole_diameter0.150 INCHES NOMINAL SINGLE GROUP IN
impedance_rating_in_ohms600.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
mounting_facility_quantity2 SINGLE GROUP
terminal_type_and_quantity4 STANDOFF, SOLDER LUG
specification/standard_data81349-MIL-T-27/2 GOVERNMENT SPECIFICATION
NSN5950-01-241-9850
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN TF4S1YY MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
MAXIMUM TRANSFORMER POWER RATING: 2.0 WATTS SINGLE COMPONENT
RELIABILITY INDICATOR: NOT ESTABLISHED
TERMINAL TYPE AND QUANTITY: 4 STANDOFF, SOLDER LUG
IMPEDANCE RATING IN OHMS: 600.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
BODY OUTSIDE DIAMETER: 1.332 INCHES MAXIMUM IN
TEST DATA DOCUMENT: 81349-MIL-PRF-27/2 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
INCLOSURE TYPE: FULLY INCLOSED
MAXIMUM OPERATING TEMP: 130.0 CELSIUS DEGC
TECHNICAL CHARACTERISTICS (FLIS)
MAXIMUM TRANSFORMER POWER RATING2.0 WATTS SINGLE COMPONENT
RELIABILITY INDICATORNOT ESTABLISHED
TERMINAL TYPE AND QUANTITY4 STANDOFF, SOLDER LUG
IMPEDANCE RATING IN OHMS600.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
BODY OUTSIDE DIAMETER1.332 INCHES MAXIMUM IN
TEST DATA DOCUMENT81349-MIL-PRF-27/2 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
INCLOSURE TYPEFULLY INCLOSED
MAXIMUM OPERATING TEMP130.0 CELSIUS DEGC
OVERALL LENGTH2.146 INCHES MAXIMUM IN
MOUNTING METHODFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
61038Interchangeable
interchangeable cross-reference
interchangeable
TF4S21YYInterchangeable
interchangeable cross-reference
interchangeable
12246Interchangeable
interchangeable cross-reference
interchangeable
61709-009Interchangeable
interchangeable cross-reference
interchangeable
MIL-T-27/2Interchangeable
Same NIIN cross-reference
interchangeable
MIL-PRF-27/2Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TF4S1YY?
TF4S1YY is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace TF4S1YY?
There are 8 known substitutes for TF4S1YY: 61038, TF4S21YY, 12246 and 5 more. Substitute compatibility should be verified for your specific system.
Is TF4S1YY still available?
TF4S1YY is currently cancelled.
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