PE-64993

Overview

The PE-64993 is a surface-mount ISDN S-Interface audio transformer manufactured by Pulse Electronics. It features a single-port configuration with an inductance of 22mH and a primary DC resistance of 2.4 Ohms. The component provides 1.5 kV isolation voltage and operates within a frequency range of 1 MHz to 100 MHz. Designed for through-hole or surface-mount integration, it supports dual-channel signal processing capabilities and functions reliably across a temperature range of 0°C to +70°C.

Feature Summary

• Supports ISDN S-Interface signal transmission standards
• Provides high-voltage electrical isolation between ports
• Optimized for digital telecommunication signal integrity

Applications

• ISDN terminal adapter circuitry
• Digital telephone interface modules
• Telecommunications network equipment

Procurement Notes

Verify the specific suffix designation against official datasheets to confirm mechanical mounting style and pinout compatibility. Ensure the selected variant matches the required isolation voltage and inductance specifications for the target application. Cross-reference manufacturer documentation to validate RoHS compliance status and operating temperature limits before finalizing procurement orders.

Selection Notes

Select this component for applications requiring standardized ISDN S-Interface connectivity with robust signal isolation. Evaluate the 22mH inductance value against circuit impedance requirements to ensure proper signal coupling. Confirm that the surface-mount package dimensions align with PCB layout constraints and thermal management strategies for the intended electronic assembly.

Part Context

This part belongs to Pulse Electronics' portfolio of audio and signal transformers designed for telecommunications. It serves as a critical interface component in digital voice transmission systems, facilitating the connection between user premises equipment and network infrastructure while maintaining signal fidelity and electrical safety standards.

Replacement Considerations

Consult official substitution lists for compatible ISDN transformers with matching inductance and isolation ratings.