DRV8434ARGER vs DRV8886PWPR Karşılaştırma
Ayrıntılı yan yana karşılaştırma DRV8434ARGER tarafından Texas Instruments ve DRV8886PWPR tarafından Texas InstrumentsAnahtar özellikleri, elektriksel parametreleri, ambalajı, yaşam döngüsü durumu, fiyatlandırma ve mevcudiyeti karşılaştırarak tasarım gereksinimleriniz için en iyi bileşeni belirleyin.
Özellik Karşılaştırması
| Parametre | DRV8434ARGER | DRV8886PWPR |
|---|---|---|
| Marka | Texas Instruments | Texas Instruments |
| Kategori | Motor Drivers | Motor Drivers |
| Yaşam Döngüsü Durumu | Aktif | Aktif |
| Motor Type | Bipolar stepper | Bipolar stepper (2-phase) |
| Number of H-Bridges | 2 | — |
| Çıkış Konfigürasyonu | 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 |
| İşletim Sıcaklığı | -40 C to +125 C | — |
| Paket | VQFN-24 (RGE) 4x4 mm with thermal pad | HTSSOP-24 (PWP) with PowerPAD |
| Montaj Türü | Surface Mount | Surface Mount |
| MSL Seviyesi | 2 (1 year floor life) | — |
| RoHS Durumu | 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 |
| İşletim Sıcaklığı Aralığı | — | -40 C to +125 C |
| Fault Output | — | nFAULT (active-low, open-drain) |
| AEC-Q100 Qualified | — | No (use DRV8886ATPWP for automotive) |