This EI14 audio transformer is designed for audio signal transmission and telecom isolation applications. It is manufactured using high-quality materials and precision winding processes, ensuring stable signal transmission with high fidelity. The product features a robust and reliable structure and complies with UL1950 and EN60950 international safety standards, making it suitable for various communication and audio equipment. It is widely used in telephone systems, PABX private branch exchanges, modems, SMD fax modems, multimedia audio equipment, and telecom isolation applications. It is an ideal choice for signal transmission and isolation in the audio and communication fields.
FEATURES:
- Isolated telecommunication transformer
- SMD fax modem telecom transformers SMD
- Audio meets UL 1950 or EN60950 telecom transformer
- RoHS Directive-compliant
- Widely used in audio systems
Electrical specification
1. L(1-3): 24.5H±30% @100Hz,0.1V
6.6H±30% @1KHz,0.1V
2. L(4-5)=(5-6): 1.1H±30%@100Hz,0.1V
263mH±30%@1KHz,0.1V
3. DCR(1-3): 760~820Ω
4. DCR(4-5)=(5-6): 43~50Ω
5. Z(1-3): 16KΩ±10% @100Hz
144KΩ±10% @1KHz
6. Z(4-5)=(5-6): 213~216Ω@100Hz
3.3KΩ±10%@1KHz
7. Operating temperature:-25 to +125°C
8. Storage temperature: -25 to +85°C
Applications
Shinhom Policy of quality control
It is Shinhom surviving lifeline to seek for customer satisfaction,which can be gained by a combination of superior quality,reasonable delivery time , competitive prices as well as customer-oriented services,so as to ensure that the turned out products measure up to customers,demands .
FAQ
Q: What is the primary impedance of this product?
A: The primary impedance is 16KΩ ±10% (@100Hz) . At 1KHz, the impedance is 144KΩ ±10% , suitable for high-impedance audio signal transmission and telecom isolation applications.
Q: What is the DCR range of this product?
A: Primary DCR is 760-820Ω , and secondary DCR is 43-500Ω . DCR parameters affect the transformer's power loss and signal transmission efficiency.
Q: How to apply for samples? What is the lead time?
A: You can submit a sample application through our website or email. Please provide your company information and target model. Samples are free of charge and will be shipped within 3-5 working days. Mass order lead time is generally 2-8 weeks.
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