A3977SLPTR-T vs A4980KLPTR-T Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci A3977SLPTR-T disebabkan oleh Allegro MicroSystems dan A4980KLPTR-T 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
A4980KLPTR-T - 28V 1.4A Bipolar Stepper Driver, TSSOP-28EP | Allegro
A4980KLPTR-T ✓ AktifPengandingan Spesifikasi
| Parametr | A3977SLPTR-T | A4980KLPTR-T |
|---|---|---|
| Merek | Allegro MicroSystems | Allegro MicroSystems |
| Kategori | Motor Drivers | Motor Drivers |
| Status Lingkungan Hidup | Aktif | Aktif |
| Motor Type | Bipolar stepper motor | Bipolar stepper |
| 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) | — |
| Sleep Mode | Yes (low-power) | — |
| Automatic Decay Mode Selection | Yes | — |
| Suhu Operasi | -20 C to +85 C | — |
| Kemasan | 28-pin TSSOP-EP (exposed pad) | 28-pin TSSOP with exposed thermal pad (KLP) |
| Jenis Pemasangan | Surface Mount | Surface Mount |
| Status RoHS | Compliant | Compliant |
| Step Resolution | — | Full, 1/2, 1/4, 1/16 microstep |
| Motor Supply Voltage (max) | — | 28 V |
| Output Current per Phase (peak) | — | ±1.4 A |
| Output Current per Phase (continuous, typical) | — | ±750 mA |
| Low-side RDS(on) | — | 0.5 Ω typical |
| Output Stage | — | DMOS with synchronous rectification |
| Control Interface | — | Step/Direction + SPI-compatible serial |
| Current Decay Modes | — | Automatic selection of Mixed, Fast, Slow |
| Shoot-through Protection | — | Yes, internal timers |
| Output Short-circuit Protection | — | Yes |
| Stalled Rotor Detection | — | Yes (flag via SPI) |
| Low-load-current Detection | — | Yes (flag via SPI) |
| Gambaran Suhu Operasi | — | [DATA_NEEDED: operating temperature range] |
| AEC-Q100 Automotive Grade | — | Automotive qualified (per datasheet title) |
| Tape & Reel Quantity | — | 4000 per reel (T suffix) |