SE555JGB

Programmable Timers And Oscillators Overview

The SE555JGB is a precision timer integrated circuit manufactured by Texas Instruments, belonging to the SE555 series. It features a single internal timer with TTL output type and operates within a supply voltage range of 4.5 V to 18 V. The device supports high-level and low-level output currents of 200 mA each, with a typical operating supply current of 4 mA. Designed for robust performance, it functions across an extended temperature range from -55°C to +125°C. The component is housed in an 8-pin Ceramic Dual In-Line Package (CDIP) suitable for through-hole mounting.

Programmable Timers And Oscillators Feature Summary

• Precision timing capabilities with adjustable duty cycle functionality
• High output drive strength supporting up to 200 mA sink/source current
• Wide operating voltage range accommodating 4.5 V to 18 V supplies
• Extended industrial temperature rating for harsh environment reliability

Programmable Timers And Oscillators Applications

• Precision time interval generation
• Pulse width modulation circuits
• Time delay oscillators
• Frequency division applications

Programmable Timers And Oscillators Procurement Notes

Verify the specific ceramic dual in-line package configuration and lead-free status against the manufacturer's latest datasheet revision. Confirm that the ordering suffix corresponds to the required military-grade or commercial-grade temperature specifications. Ensure compatibility with existing PCB footprints designed for 8-lead CDIP components before finalizing procurement orders.

Programmable Timers And Oscillators Selection Notes

Select this component when high-output current capability and wide voltage tolerance are required alongside precision timing accuracy. The ceramic package offers superior thermal stability compared to plastic variants, making it suitable for applications demanding long-term reliability under extreme temperature fluctuations. Consider the through-hole mounting requirement during layout design.

Programmable Timers And Oscillators Part Context

As part of the SE555 family, this timer IC provides a standardized solution for analog timing applications. The JGB suffix typically denotes a specific package and material combination, distinguishing it from plastic or metal can equivalents. It serves as a direct replacement for standard NE555 designs where enhanced performance and ruggedness are prioritized over cost reduction.

Programmable Timers And Oscillators Replacement Considerations

Compatible substitutes include the SE555DR for surface-mount requirements and SE555P for plastic DIP packaging. Verify pinout compatibility and electrical parameter overlaps when transitioning between package types to ensure seamless integration without redesigning surrounding circuitry.