DRV8434ARGER vs DRV8886PWPR مقایسه
مقایسه دقیق کنار به کنار DRV8434ARGER توسط Texas Instruments و DRV8886PWPR 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 | DRV8434ARGER | DRV8886PWPR |
|---|---|---|
| برند | Texas Instruments | Texas Instruments |
| دسته‌بندی | Motor Drivers | Motor Drivers |
| وضعیت چرخه عمر | فعال | فعال |
| Motor Type | Bipolar stepper | Bipolar stepper (2-phase) |
| Number of H-Bridges | 2 | — |
| پیکربندی خروجی | 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 |
| دمای کاری | -40 C to +125 C | — |
| بسته‌بندی | VQFN-24 (RGE) 4x4 mm with thermal pad | HTSSOP-24 (PWP) with PowerPAD |
| نوع نصب | Surface Mount | Surface Mount |
| سطح MSL | 2 (1 year floor life) | — |
| وضعیت 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 |
| محدوده دمای کاری | — | -40 C to +125 C |
| Fault Output | — | nFAULT (active-low, open-drain) |
| AEC-Q100 Qualified | — | No (use DRV8886ATPWP for automotive) |