A3977SLPTR-T vs AMT49413 Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci A3977SLPTR-T disebabkan oleh Allegro MicroSystems dan AMT49413 disebabkan oleh Allegro MicroSystems. Bandingkan spesifikasi utama, parameter elektrik, pakej, status kehidupan, harga, dan keupayaan untuk menentukan komponen terbaik untuk keperluan disenjaya anda.
Allegro MicroSystems
A3977SLPTR-T - 35V/±2.5A Microstepping DMOS Driver | Allegro MicroSystems
A3977SLPTR-T ✓ AktifAllegro MicroSystems
AMT49413 - 3-Phase BLDC Controller and MOSFET Driver | Allegro
AMT49413 ✓ AktifPengandingan Spesifikasi
| Parametr | A3977SLPTR-T | AMT49413 |
|---|---|---|
| Merek | Allegro MicroSystems | Allegro MicroSystems |
| Kategori | Motor Drivers | Motor Drivers |
| Status Lingkungan Hidup | Aktif | Aktif |
| Motor Type | Bipolar stepper motor | 3-phase brushless DC (BLDC) |
| Step Modes | Full, half, quarter, eighth | — |
| Konfigurasi Output | Dual full H-bridge (2 outputs) | — |
| Load Voltage (Motor Supply) | 8 V to 35 V | — |
| Logic Supply Voltage | 3 V to 5.5 V | — |
| Output Current (per phase) | ±2.5 A | — |
| Maximum Output Voltage Rating | 35 V | — |
| rDS(on) - Source DMOS (typical) | 0.45 ohm | — |
| rDS(on) - Sink DMOS (typical) | 0.36 ohm | — |
| Current Control | Fixed off-time PWM with slow/fast/mixed decay | — |
| Peralihan Sama | Yes (internal) | Yes (programmable) |
| Sleep Mode | Yes (low-power) | — |
| Automatic Decay Mode Selection | Yes | — |
| Suhu Operasi | -20 C to +85 C | — |
| Kemasan | 28-pin TSSOP-EP (exposed pad) | 48-pin QFN-EP (7 mm x 7 mm) with exposed thermal pad |
| Jenis Pemasangan | Surface Mount | Surface Mount (QFN-EP) |
| Status RoHS | Compliant | — |
| Supply Voltage Range | — | 5.5 V to 50 V (functional); 7 V to 50 V (full gate drive) |
| Gate Drive Voltage | — | Greater than 10 V VGS at VBB down to 7 V |
| External FET Type | — | N-channel MOSFETs (3-phase bridge) |
| Control Method | — | Fixed-frequency PWM with Hall-sensor commutation |
| Current Sensing | — | Internal current-sense amplifier with external sense resistor |
| Charge Pump | — | Integrated for high-side gate drive |
| Gambaran Suhu Operasi | — | -40C to +150C (junction) |
| Commutation Method | — | Integrated Hall-effect sensor inputs (3 sensors) |
| PWM Frequency | — | Programmable (per datasheet) |
| Duty Cycle | — | 0% to 100% |
| Protection Features | — | Undervoltage lockout, thermal shutdown, short-circuit protection |
| Automotive Grade | — | Designed for automotive and industrial applications |