Overview
The datasheet presents PICO Electronics’ Ultra Miniature Transformers belonging to the “S Series” through-hole mount. These transformers adhere to rigorous standards, including MIL-PRF-27: Grade 5, Class S specifications, ensuring high-quality performance in demanding applications. The series features transformers suited for various primary and secondary impedances, power levels, and turn ratios.
Key Specifications
Frequency Response: Within #3db from 50 Hz to 30 KHz at 1.0 Milliwatt and (+0.5 db from 300 Hz to 5 KHz).
Maximum Distortion: Limited to 5% at rated power level for 1 KHz, 300 Hz, and 50 Hz.
Dielectric Strength: Tested at 200 V RMS.
Insulation Resistance: Greater than 10,000 Megohms at 300 V DC.
Weight: Approximately 17 grams.
Operating Temperature: From -55°C to +130°C.
Terminals: Solid .020 diameter conductor with solderability per MIL-STD-202 Method 208.
Thermal Shock: Can withstand 25 cycles from -55°C to +130°C based on Method 107, MIL-STD-202 test conditions.
Model Variations and Pricing
The S Series offers a range of part numbers, each with unique characteristics like primary and secondary impedance measured in Ohms, winding configurations, power ratings in watts, unbalanced DC current in milliamps, and DC resistance in Ohms also for both primary and secondary coils. Transformer turn ratios for primary to secondary and pricing for quantities from 1-9 units are also detailed, with prices starting at US $75.93. Please note that featured models include S-21003 to S-21250, with a myriad of configurations to match specific electronic design requirements.
Availability
Custom manufacturing and testing to meet MIL-PRF-27/359 specifications are available upon request with part numbers from MIL-PRF-27/359-01 to MIL-PRF-27/359-147. Pricing and delivery information can be obtained by contacting the factory directly.
References:
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Pricing & Distributors: https://www.datasheets360.com/part/detail/s-21310/5187841228103633514/
