INA219BIDR vs INA219AIDR 对比
详细并排对比 INA219BIDR 出自 Texas Instruments 和 INA219AIDR 出自 Texas Instruments。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
规格对比
| 参数 | INA219BIDR | INA219AIDR |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Battery Management | Voltage Regulators |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $1.62 | $1.05 |
| 功能 | Bidirectional current shunt and power monitor | Current/Power Monitor |
| 接口 | I2C / SMBUS compatible | I2C / SMBus-compatible |
| Bus Voltage Range | 0 V to 26 V | 0 V to 26 V |
| Supply Voltage Range | 3 V to 5.5 V | — |
| Supply Current (max) | 1 mA | — |
| ADC Resolution | 12 bit | 12-bit (Shunt), 12-bit (Bus) |
| Accuracy (INA219B grade) | 0.5% maximum over temperature | — |
| Number of Programmable Addresses | 16 | — |
| Reports | Current, voltage, and power | — |
| Sensing Architecture | High-side | — |
| Programmable Features | Conversion times and filtering options, calibration register | — |
| 工作温度 | -40C to +125C | -40°C to +125°C |
| 封装 | 8-SOIC (3.90 mm width) | 8-SOIC (D) 3.90 mm |
| 安装类型 | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | — |
| RoHS 状态 | Compliant | Compliant |
| Lead Free Status | Lead Free | — |
| Sensing Method | — | High-Side, Bidirectional |
| Input Voltage (V+) | — | 3 V to 5.5 V |
| Common-Mode Bus Voltage | — | 0 V to 26 V |
| Shunt Voltage Full-Scale (PGA=1) | — | ±320 mV |
| Current Sense Accuracy (A grade) | — | ±1% (max) |
| Input Offset Voltage | — | ±50 µV (max) |
| Input Offset Drift | — | ±0.5 µV/°C (max) |
| 电源电流 | — | 1 mA (max, operating) |
| I2C Address Options | — | 16 (A0, A1 pins) |
| I2C Modes | — | Standard 100 kHz, Fast 400 kHz, High-Speed 3.4 MHz |
| Alert/Comparator Pin | — | Yes, programmable threshold |
| MSL 等级 | — | 1 (unlimited) |