深圳市中立信电子科技有限公司

MCP9904T-1E/9Q

板上安装温度传感器 Quad Temp Sensor Fixed Address Alerts

Multi-Channel Low-Temperature Remote Diode Sensor

Description MCP9904T-1E/9Q

The MCP9902/3/4 is a high-accuracy, low-cost, System Management Bus (SMBus) temperature sensor. The MCP9902/3/4 monitors up to four temperature channels. Advanced features such as Resistance Error Correction (REC), Beta Compensation and automatic diode-type detection combine to provide a robust solution for complex environmental monitoring applications.

Features MCP9904T-1E/9Q

• Up to Three External Temperature Monitors

- ±1°C maximum accuracy

MCP9902: -40°C to +105°C

MCP9903/4: -40°C to +125°C

- ±2°C maximum accuracy

(+65°C < TDIODE < +125°C)

- 0.125°C resolution

• Internal Temperature Monitor

- ±1°C accuracy

- (-40°C to +65°C)

- 0.125°C resolution

• Supports up to 2.2 nF diode filter capacitor

• Up to 400 kHz clock rate

- Maskable with register control

• Programmable SMBus address

• Operating voltage: 3.0 to 3.6 (V)

• ESD protection: 2 kV HBM

• Temperature Range: -40°C to +125°C

• Available in a small 8-Lead 2x2 mm WDFN and 10-lead 3x3 mm VDFN packages

Typical Applications MCP9904T-1E/9Q

• General Purpose Temperature Sensing

• Industrial Freezers and Refrigerators

• Food Processing

• Base Stations

• Remote Radio Unit