TS1103-100EG6T

Instrumentation, Op Amps, Buffer Amps Overview

The TS1103-100EG6T is a bidirectional precision current-sense amplifier from Silicon Labs, featuring a fixed voltage gain of 100 V/V. It operates with an ultra-low supply current of 1 µA and supports a wide input common-mode range from +2V to +27V. The device guarantees a maximum input offset voltage of 200 µV and a maximum gain error of 0.6%. It includes a digital SIGN comparator output for current direction indication and is housed in a compact 6-lead SOT23 package.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Bidirectional high-side current sensing with integrated analog-to-digital direction indication via the SIGN pin
• Self-powered operation drawing only 1 µA, eliminating the need for a separate auxiliary supply
• High accuracy performance characterized by low input offset voltage and minimal gain error
• Wide common-mode voltage tolerance suitable for various power rail monitoring applications

Instrumentation, Op Amps, Buffer Amps Applications

• Notebook Computers
• Power Management Systems
• Portable/Battery-Powered Systems
• Smart Chargers
• Smart Phones

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific ordering suffix EG6T corresponds to the tape and reel packaging configuration required for automated assembly processes. Confirm that the lead-free status aligns with environmental compliance standards applicable to your manufacturing region. Ensure the selected gain option matches the system's signal conditioning requirements before finalizing procurement orders.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when board space is constrained due to its small SOT23 footprint. Choose the 100 V/V gain variant specifically for applications requiring moderate signal amplification without excessive output swing limitations. Consider the bidirectional capability if the system requires monitoring both charging and discharging currents within the same circuit path.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the TS1101 family of bidirectional current-sense amplifiers designed for cost-sensitive and area-critical applications. It shares architectural similarities with other members of the series but offers distinct gain options tailored to different signal levels. The family emphasizes low power consumption and high precision for portable electronics.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Consult official documentation for direct substitutes within the TS1101 family. Verify pin compatibility and electrical specifications before integrating alternative components into existing designs.

Instrumentation, Op Amps, Buffer Amps FAQ

How does the SIGN output indicate current flow direction?

The SIGN output is a push-pull logic signal that goes HIGH when current flows from RS+ to RS- (VRS+ > VRS-) and LOW when current flows in the opposite direction.

Is an external power supply required for the TS1103?

No, the TS1103 is self-powered and draws its operating current directly from the voltage present at the RS+ and RS- terminals.