Professional IC Distribution & Technical Solutions

The DS2788E+T&R is a battery fuel gauge and protector manufactured by Maxim Integrated (now part of Analog Devices).

Specifications:

• Manufacturer: Maxim Integrated
• Part Number: DS2788E+T&R
• Package: 8-TSSOP (Tape & Reel)
• Interface: 1-Wire®
• Operating Voltage Range: 2.5V to 5.5V
• Battery Chemistry Support: Li-Ion, Li-Polymer
• Current Measurement: Integrated sense resistor (50mΩ typical)
• Voltage Measurement Accuracy: ±0.5% (typical)
• Current Measurement Accuracy: ±5% (typical)
• Temperature Measurement Accuracy: ±2°C (typical)
• Features:
• Standalone fuel gauge with integrated protection
• Coulomb counter for accurate charge tracking
• Overvoltage, undervoltage, and overcurrent protection
• Programmable thresholds for protection circuits
• Low-power sleep mode

Descriptions:

The DS2788E+T&R is a standalone fuel gauge IC designed for Li-Ion and Li-Polymer battery packs. It provides accurate voltage, current, and temperature monitoring while integrating protection features to enhance battery safety. The 1-Wire interface allows for simple communication with a host system.

Features:

• Integrated Protection: Overvoltage, undervoltage, and overcurrent protection.
• Accurate Monitoring: Measures voltage, current, and temperature.
• Coulomb Counting: Tracks battery charge/discharge for accurate state-of-charge (SOC) estimation.
• Low Power Consumption: Optimized for battery-powered applications.
• Compact Package: 8-pin TSSOP for space-constrained designs.

This device is commonly used in portable electronics, medical devices, and industrial battery management systems.