INA219BIDR vs INA219AIDR مقایسه
مقایسه دقیق کنار به کنار INA219BIDR توسط Texas Instruments و INA219AIDR توسط Texas Instruments. مشخصات کلیدی، پارامترهای الکتریکی، بسته‌بندی، وضعیت چرخه عمر، قیمت‌گذاری و موجودی را مقایسه کنید تا بهترین قطعه را برای نیازهای طراحی خود تعیین کنید.
مقایسه مشخصات
| پارامتر | INA219BIDR | INA219AIDR |
|---|---|---|
| برند | Texas Instruments | Texas Instruments |
| دسته‌بندی | Battery Management | Voltage Regulators |
| وضعیت چرخه عمر | فعال | فعال |
| قیمت واحد (USD) | $1.62 | $1.05 |
| عملکرد | Bidirectional current shunt and power monitor | Current/Power Monitor |
| رابط | 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 | — |
| دمای کاری | -40C to +125C | -40°C to +125°C |
| بسته‌بندی | 8-SOIC (3.90 mm width) | 8-SOIC (D) 3.90 mm |
| نوع نصب | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | — |
| وضعیت RoHS | 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) |
| جریان تغذیه | — | 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 |
| سطح MSL | — | 1 (unlimited) |