ZXRE1004FRSTOA

Overview

The ZXRE1004FRSTOA is a discontinued bandgap voltage reference circuit manufactured by Diodes Incorporated. It provides a fixed output of 1.22V with a tolerance of ±3%. The device operates within a current range of 8µA to 20mA, featuring a typical temperature coefficient of 20ppm/°C and a maximum of 75ppm/°C. Designed for ultra-low power consumption with a knee current of 4µA, it is housed in an SOT-23 surface-mount package.

Feature Summary

• Provides a stable 1.22V bandgap reference voltage
• Designed for ultra-low current operation suitable for battery-powered applications
• Unconditionally stable with high capacitive load tolerance
• Offers a pin-for-pin compatible alternative to legacy references

Applications

• Battery powered equipment
• Portable instrumentations
• Data acquisition systems
• A/D and D/A converters

Procurement Notes

This component is officially obsolete and not recommended for new designs. Verify end-of-life status through official manufacturer channels before procurement planning. No new production is available; existing stock may be limited or unavailable. Consider immediate transition to replacement parts to ensure supply chain continuity.

Selection Notes

Select this part only for maintenance or repair of existing designs where the ZXRE1004 series was previously utilized. Due to its obsolete status, engineers should evaluate newer alternatives that offer similar electrical characteristics and packaging compatibility without supply constraints.

Part Context

The ZXRE1004FRSTOA belongs to the ZXRE1004 family of micro-power voltage references. It serves as a low-cost, space-saving solution for precision analog circuits. The 'F' suffix indicates a ±3% initial accuracy tolerance, while 'RSTOA' denotes the E-Line (TO-92 style) package configuration with tape-and-reel packing.

Replacement Considerations

ZXRE125