KEY FEATURES

• Low voltage differential input

• ±62.5 mV and ±250 mV options

• Modulator clock options

• External clock up to 25 MHz

(Si8941)

• 10 MHz internal clock (Si8946)

• 20 MHz internal clock (Si8947)

• Typical input offset: ±50 μV

• Typical gain error: ±0.05

• Excellent drift specifications

• ±0.5 μV/°C typical offset drift

• ±4 ppm/°C typical gain drift

• Typical 14-bit (ENOB) precision

• High common-mode transient

immunity: 75 kV/μs

• Typical SNR: 90 dB

• Typical THD: –97 dB

• Typical nonlinearity: 0.001

• Auomotive-grade OPNs

• AIAG-compliant PPAP

documentation support

• IMDS and CAMDS listing

support

• Compact packages

• 8-pin wide body stretched SOIC

• 8-pin narrow body SOIC

• –40 to 125 °C

Applications:

• Industrial, HEV and renewable energy inverters

• AC, Brushless, and DC motor controls and drives

• Variable speed motor control in consumer white goods

• Isolated switch mode and UPS power supplies

• Automotive onboard chargers, battery management systems, and charging stations

SI8946BB-AS属于集成电路（IC） > 电源管理 - 专用。美国思佳讯公司制造生产的SI8946BB-AS电源管理 - 专用专用型电源管理集成电路 (PMIC) 用于电源的控制或操作，适合特定或小范围的目标应用，例如汽车气囊管理、电容器组平衡、AC 公共电力监控、存储器总线端接、接地故障检测、能量收集、小型引擎管理、处理器或芯片集专用电压调节、负载突降保护、触觉驱动器、热电制冷器控制等。