A3977SLPTR-T vs AMT49413 Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng A3977SLPTR-T sa pamamagitan ng Allegro MicroSystems at AMT49413 sa pamamagitan ng Allegro MicroSystems. Ikinahambing ang mga pangunahing paglalarawan, mga tama ng elektriko, paakay, kalagayan ng buhay, presyo, at pagkakaroon upang makita ang pinakamahusay na komponente para sa iyong mga kinakailangang pang disenyo.
Allegro MicroSystems
A3977SLPTR-T - 35V/±2.5A Microstepping DMOS Driver | Allegro MicroSystems
A3977SLPTR-T ✓ NakahandaAllegro MicroSystems
AMT49413 - 3-Phase BLDC Controller and MOSFET Driver | Allegro
AMT49413 ✓ NakahandaPagsanggunian na paghahambing
| Parametro | A3977SLPTR-T | AMT49413 |
|---|---|---|
| Brand | Allegro MicroSystems | Allegro MicroSystems |
| Kategorya | Motor Drivers | Motor Drivers |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Motor Type | Bipolar stepper motor | 3-phase brushless DC (BLDC) |
| Step Modes | Full, half, quarter, eighth | — |
| Output Kumpigurasyon | 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 | — |
| Sangayang Pag-ayosang Sinasaklaw | Yes (internal) | Yes (programmable) |
| Sleep Mode | Yes (low-power) | — |
| Automatic Decay Mode Selection | Yes | — |
| Temperature na Operasyon | -20 C to +85 C | — |
| Packhaging | 28-pin TSSOP-EP (exposed pad) | 48-pin QFN-EP (7 mm x 7 mm) with exposed thermal pad |
| Uri ng Pagpapasok | Surface Mount | Surface Mount (QFN-EP) |
| Tindminan 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 |
| Hanay ng Temperature na Operasyon | — | -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 |