Microchip’s latest analog components for future mobility products

28 févr. 2023

There is a fundamental change in mobility happening right now, with EVs, e-bikes, and e-scooters supplanting petroleum-or-muscle-based locomotion. However, harnessing electricity requires well-integrated, efficient, and durable microelectronic components. In this article, learn more about the latest analog solutions from Microchip, including amplifiers, temp sensors, power management devices, data converters, and more.

Amplifiers and Linear

How can I achieve a low noise, accurate measurement of a small signal

MCP6V96/6U/7/9

The MCP6V96/6U/7/9 family of operational amplifiers provides input offset voltage correction for very low offset and offset drift.

Zero-Drift Architecture
Gain bandwidth of 10 MHz
Unity gain stable and no 1/f noise
Maximum offset of only 25uV
Maximum offset drift of 150 nV/C
Enhanced EMI rejection
Single, dual and quad channel offering
Small packaging
- SC70, SOT-23, 2x3 TDFN, MSOP, TSSOP

Market/Application

Portable Instrumentation
Sensor Conditioning
Temperature Measurement
DC Offset Correction
Medical Instrumentation

How can I accomplish cost effective signal conditioning without sacrificing performance?

MCP6477/9

The MCP6477/9 family of operational amplifiers provides 3MHz Gain BW with EMI Filtering

Gain Bandwidth Product: 3 MHz (typical)
Input Offset Voltage: 1.6 mV (maximum)
Supply Voltage: 1.8V to 5.5V
Supply Current: 140 µA (typical)
Input Bias Current: 1 pA (typical)
EMIRR at 1.8 GHz: 90 dB (typical)
Phase Margin: 65° (typical)
Rail-to-Rail Input/Output
Temperature Range: -40°C to +125°C
Duals available in SOIC and MSOP packages
Quads available in SOIC and TSSOP packages

Market/Application:

Smoke Detectors
Sensor Conditioning
Automotive
Battey-Powered Systems
Battery-Current Monitoring

Temperature Sensors

How can I monitor multiple temperatures remotely at 1.8V

EMC1813/14

The EMC1813/14 is a 3 or 4 Channel 1.8V temperature sensor with 1C accuracy, rate of change, alert, therm, beta comp, REC and I2C.

1.8V Logic Levels, Compatible with EIA/JEDEC8-7 Standard
Rate of Temperature Change Calculation w/ Preemptive Alerts
±1°C Max Accuracy, 25°C to 125°C Ta, 0°C to 127°C Td
±1.5°C Max Accuracy, -40°C to 125°C Ta, -40°C to 127°C Td
0.125 Resolution
Automatic Beta Compensation w/ BJT/Transistor Model Support
SMBUs / I2C Compatible Interrupt
Operating Voltage: 1.62V to 2.75V
Available in 10-Lead 2.5x2.0 mm VDFN, MSOP-10

Market/Application

Temperature Sensitive Storage
Portable Electronics
IOT for Low System Voltage
Handheld Gaming
Industrial, Computing, Medical, and Embedded Applications

Power Management: Voltage Reference

Do You Need a Low Drift, Low-Cost Voltage Reference for Automotive?

MCP1502

The MCP1502 is an automotive qualified low-drift, low-cost voltage reference device with 7ppm, 0.1% initial accuracy

High initial accuracy: 0.1%
Temperature coefficient: 7 ppm/°C max
Line regulation: 50 ppm/V max
Load regulation: 40-70 ppm/A max
8 voltage options: 1.024V, 1.25V, 1.8V, 2.048V, 2.5V, 3V, 3.3V, 4.096V
Typ operating current: 140 µA
AEC-Q100 qualified (automotive qualification)
Extended temperature range: -40°C to +125°C
Package: 6L SOT-23

Market/Application

Precision data acquisition systems
Sensor Conditioning
Electric Vehicle Battery Management Systems
Medical Equipment
Industrial Controls
Portable instrumentation

Data Converters

Need More Precision in Your ADC but Need to Reduce Board Space?

MCP3561R/2R/4R/5R: 24-bit ADC

MCP3461R/2R/4R/5R: 16-bit ADC

24-bit and 16-bit, 153.6kSPS 2/4/8 Channel ADC with Integrated Vref

MCP 3x6xR Total System Solution:

Market/Application:

Resistive Sensor Transducers and Transmitters:
- Pressure, Strain, Flow and Force Measurement
Factory Automation and Process Controls
Portable Instrumentation
Temperature Measurements
Vibration Analysis
Medical Diagnostics
IOT Applications

E-Scooter/E-Motorcycle Reference Design

Status:

Targeting 6kW motors
Hall/FOC control algorithm planned
- (ZS/MT TBD)

E-Kick Scooter Motor Control Reference Design

250W-350W design with Hall/FOC
- User’s Guide with schematics and BOM
- Firmware source code and Altium design file
- Video of retrofitted Xiaomi M365 scooter
Plans to scale to 500W/1.2kW
Can be used for low power E-Bikes