DRV8434ARGER vs DRV8886PWPR Comparaison
Comparaison détaillée côte à côte de DRV8434ARGER par Texas Instruments et DRV8886PWPR 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.
Comparaison des spécifications
| Paramètre | DRV8434ARGER | DRV8886PWPR |
|---|---|---|
| Marque | Texas Instruments | Texas Instruments |
| Catégorie | Motor Drivers | Motor Drivers |
| Statut du cycle de vie | Actif | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $2,65 | $1,52 |
| Motor Type | Bipolar stepper | Bipolar stepper (2-phase) |
| Number of H-Bridges | 2 | — |
| Configuration de sortie | NMOS H-bridge | — |
| Supply Voltage (VM) | 4.5 V to 48 V | — |
| Full-Scale Output Current | 2.5 A per phase (peak) | — |
| RMS Output Current | 1.5 A per phase (typical) | 1.4 A (24 V, TA = 25 C, PCB-dependent) |
| Microstepping Resolution | Full-step to 1/256 step | — |
| Current Sensing | Integrated (no external sense resistor) | Internal (no external sense resistor) |
| Stall Detection | Yes (GPIO output) | — |
| Decay Mode | Smart Tune (mixed decay) | — |
| Control Interface | Step/Direction + SPI | STEP / DIR |
| Sleep Pin | Yes (nSLEEP, active low) | — |
| Fault Pin | Yes (nFAULT, active low, open-drain) | — |
| Protection Features | UVLO, OCP, OVP, OTP, open load, stall | UVLO, OCP, TSD, open-load detect, charge-pump UV |
| Température de fonctionnement | -40 C to +125 C | — |
| Boîtier | VQFN-24 (RGE) 4x4 mm with thermal pad | HTSSOP-24 (PWP) with PowerPAD |
| Type de montage | Surface Mount | Surface Mount |
| Niveau MSL | 2 (1 year floor life) | — |
| Statut RoHS | Compliant | Compliant |
| Number of Full H-Bridges | — | 2 |
| Operating Supply Voltage (VM) | — | 8 V to 37 V |
| Absolute Maximum VM | — | 40 V |
| Full-Scale Output Current (per phase) | — | 2 A |
| Peak Output Current | — | 3 A |
| HS + LS On-Resistance (RDSon) | — | 550 mOhm |
| Microstepping Levels | — | Up to 1/16 step |
| Decay Modes | — | 8 configurable modes including Smart Tune |
| PWM Chopping Frequency | — | Up to 50 kHz |
| Sleep Current | — | 20 uA (typical) |
| Logic Supply Voltage (VINT) | — | 3 V to 5.5 V |
| Plage de température de fonctionnement | — | -40 C to +125 C |
| Fault Output | — | nFAULT (active-low, open-drain) |
| AEC-Q100 Qualified | — | No (use DRV8886ATPWP for automotive) |