INA219BIDR vs INA219AIDR Comparação
Comparação detalhada lado a lado de INA219BIDR por Texas Instruments e INA219AIDR por Texas Instruments. Compare especificações principais, parâmetros elétricos, encapsulamento, status do ciclo de vida, preços e disponibilidade para determinar o melhor componente para os requisitos do seu projeto.
Comparação de especificações
| Parâmetro | INA219BIDR | INA219AIDR |
|---|---|---|
| Marca | Texas Instruments | Texas Instruments |
| Categoria | Battery Management | Voltage Regulators |
| Status do ciclo de vida | Ativo | Ativo |
| Status do estoque | In Stock | In Stock |
| Preço unitário (USD) | $1,62 | $1,05 |
| Função | Bidirectional current shunt and power monitor | Current/Power Monitor |
| Interface | 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 | — |
| Temperatura de operação | -40C to +125C | -40°C to +125°C |
| Encapsulamento | 8-SOIC (3.90 mm width) | 8-SOIC (D) 3.90 mm |
| Tipo de montagem | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | — |
| Status 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) |
| Corrente de alimentação | — | 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 |
| Nível MSL | — | 1 (unlimited) |