Newest Product
MAX17852 14-Channel, High-Voltage Smart Sensor Data-Acquisition Interface with Current Sense
- Author:MAXIM
- Release on:2021-01-05
Key Features
- 14-Cell Battery-Voltage Measurement for Lithium-Ion, NiMH, or Super-Cap Cells
- Four Auxiliary Analog Inputs for NTC Thermistor or Absolute Voltage Measurement
- Die Temperature Measurement and alert
- High-Accuracy Differential Measurement I/Os
Low Noise Current Sense Amplifier • 5mA resolution (Gain = 256)
- ±2mV Accuracy at +25°C and 3.6V
Integrated 14-Channel Data-Acquisition System
- Differential High-Voltage Mux to ADC
- 14-Bit ADC Resolution with Oversampling
- 14 Cell Voltages Measured within 156μs
- Module Voltage Measurement
- Redundant ADC
Battery Fault Detection
- Overvoltage and Undervoltage Digital Threshold Detection
- Enhanced Diagnostic Features for Fault Detection to Support ASIL and FMEA
14 Internal Cell-Balancing Switches
- Support Up to 300mA per Switch
- Emergency Cell-Discharge Mode
Integrated 9V to 65V Input Linear Regulator
Integrated Temperature-Compensated, Voltage Reference
Robust Differential Daisy-Chain UART Interface
- Up to 32 Connected ICs in a Single Daisy-Chain
- Compatible with Direct MCU Connection
- Standard UART bytes at 2Mb/s (max) Rate
Four General-Purpose Digital I/O Lines
Built-In Diagnostics to Support ASIL D and FMEA Requirements
Ultra-Low-Power Dissipation
- 2.0mA (typ) Standby-Mode Supply Current
- 3µA Shutdown Mode Leakage Current
-40°C to +125°C Operating Temperature Range (AEC-Q100 Grade 1)
64-Pin, Lead-Free/RoHS-Compliant, 10mm x 10mm LQFP Package
Applications/Uses
- 48V system
- Battery Backup Systems (UPS)
- Battery Powered Tools
- Electric Bikes
- Electric Vehicles (EV)
- High Voltage Battery Stacks
- Hybrid Electric Vehicles (HEV's)
- Super-Cap Systems