The DS2745U+T&R is a battery monitor and protector IC manufactured by Maxim Integrated (now part of Analog Devices). Below are the factual specifications, descriptions, and features:
Specifications:
- Manufacturer: Maxim Integrated (now Analog Devices)
- Part Number: DS2745U+T&R
- Package: 8-pin µSOP (T&R denotes Tape and Reel packaging)
- Operating Voltage Range: 2.5V to 5.5V
- Current Measurement Accuracy: ±1% (typical)
- Voltage Measurement Accuracy: ±1% (typical)
- Temperature Measurement Range: -40°C to +85°C
- Communication Interface: 1-Wire® (MicroLAN-compatible)
- Battery Protection Features: Overvoltage, undervoltage, and overcurrent detection
- Low Power Consumption: Typically 25µA in active mode
Descriptions:
- The DS2745U+T&R is a high-accuracy battery monitor and protector designed for single-cell Li-ion or Li-polymer battery packs.
- It provides precise monitoring of voltage, current, and temperature, enabling accurate state-of-charge (SOC) estimation.
- The integrated 1-Wire interface allows for easy communication with a host microcontroller.
- It includes protection features to prevent battery damage from overvoltage, undervoltage, and excessive current conditions.
Features:
- Integrated Current Sensing: Measures charge and discharge current via an external sense resistor.
- Voltage Monitoring: Tracks battery voltage with high accuracy.
- Temperature Sensing: On-chip temperature sensor for thermal management.
- Programmable Protection Thresholds: Configurable overvoltage, undervoltage, and overcurrent limits.
- 1-Wire Communication: Simplifies system integration with minimal wiring.
- Low-Power Operation: Optimized for battery-powered applications.
This information is based solely on the manufacturer's datasheet and technical documentation.