TS1103-200EG6T

Instrumentation, Op Amps, Buffer Amps Overview

The TS1103-200EG6T is a bidirectional precision current-sense amplifier from the TS1101 family, designed for high-side sensing applications. It features an ultra-low supply current of 1μA and a wide input common-mode voltage range from +2V to +27V. The device provides a low input offset voltage of 200μV (max) and a gain error of 0.6% (max). This specific model offers a fixed voltage gain of 200V/V. It includes a SIGN comparator digital output to indicate current flow direction and operates over an extended temperature range of -40°C to +105°C.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Bidirectional high-side current sensing with self-powered operation
• Integrated SIGN comparator for digital indication of current flow direction
• Ultra-low supply current consumption suitable for battery-powered systems
• Wide input common-mode voltage range supporting various power bus levels

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 exact part number suffix against manufacturer documentation to confirm packaging and lead-free status. Ensure the selected component matches the required gain option and operating temperature specifications for your design. Confirm that the SOT23 package dimensions align with your PCB layout constraints before finalizing procurement orders.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when bidirectional current monitoring is required in space-constrained portable devices. The 200V/V gain is optimal for detecting small voltage drops across low-value sense resistors. Consider the wide common-mode range if the sensing point is on a high-voltage rail relative to ground. Evaluate the trade-off between sense resistor power dissipation and measurement accuracy based on the specified offset voltage and gain error.

Instrumentation, Op Amps, Buffer Amps Part Context

The TS1103-200EG6T belongs to the TS1101 family of bidirectional current-sense amplifiers manufactured by Silicon Laboratories. It shares core architectural features with other variants in the series, differing primarily in internal gain settings. The device is housed in a compact 6-lead SOT23 package, making it suitable for applications where board area is limited while maintaining high precision and low power consumption requirements.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Direct substitutes within the same family include TS1103-25EG6T, TS1103-50EG6T, and TS1103-100EG6T, which offer different fixed gains of 25V/V, 50V/V, and 100V/V respectively. When replacing, ensure the new part's gain matches the system's signal conditioning requirements. Verify that the pinout and package dimensions remain identical to avoid PCB redesign.