BQ27421-G1 vs BQ27421YZFR-G1A Comparaison
Comparaison détaillée côte à côte de BQ27421-G1 par Texas Instruments et BQ27421YZFR-G1A par Texas Instruments. Comparez les spécifications clés, les paramètres électriques, le conditionnement, le statut de cycle de vie, les prix et la disponibilité pour déterminer le meilleur composant pour vos exigences de conception.
Texas Instruments
BQ27421YZFR-G1A - System-Side Fuel Gauge w/ Integrated Sense Resistor | Texas Instruments
BQ27421YZFR-G1A ✓ ActifComparaison des spécifications
| Paramètre | BQ27421-G1 | BQ27421YZFR-G1A |
|---|---|---|
| Marque | Texas Instruments | Texas Instruments |
| Catégorie | Battery Management | Battery Management |
| Statut du cycle de vie | Actif | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $0,98 | $1,82 |
| Fonction | System-side fuel gauge with integrated sense resistor | — |
| Battery Type | Single-cell Li-Ion / Li-Polymer | Lithium-Ion / Lithium-Polymer |
| Battery Chemistry Supported | Li-Ion (pre-programmed profiles: 4.2 V / 4.3 V / 4.35 V max charge) | — |
| Maximum Charge Voltage (suffix A) | 4.2 V | — |
| Integrated Sense Resistor | 7 mΩ (typical, between BAT and SRX) | Yes |
| Communication Interface | I2C (up to 400 kHz, default address 0x55) | — |
| Supply Voltage (VBAT) | 2.7 V to 4.5 V | — |
| Température de fonctionnement | -40C to +85C | — |
| Boîtier | 9-ball DSBGA (YZF), 1.6 mm x 1.6 mm | DSBGA-9 (YZF) |
| Sense Resistor Type | Internal integrated (no external shunt required) | — |
| Type de montage | Surface Mount | Surface Mount |
| Gauge Algorithm | Impedance Track (TI proprietary) | — |
| Reported Parameters | Voltage, current, temperature, SOC (%), remaining capacity (mAh), runtime (min) | SOC (%), Voltage (mV), Current (mA), Temperature (C), Remaining Capacity (mAh) |
| Configuration Method | Pre-programmed chemistry profiles (no in-system firmware required) | — |
| Statut RoHS | Compliant | Compliant |
| Number of Cells Supported | — | 1 (Single-Cell) |
| Supply Voltage Range | — | 2.45 V to 4.5 V |
| Plage de température de fonctionnement | — | -40 C to +85 C |
| Supply Current (Typical) | — | 93 uA |
| Interface | — | I2C (SMBus-compatible) |
| Fuel Gauge Algorithm | — | Impedance Track |
| I2C Address (Default) | — | 0x55 |
| MSL Rating | — | MSL1 (per JLCPCB) |
| Battery Monitor IC Function | — | Fuel Gauge / Battery Monitor |