A3938SLDTR-T vs AMT49413 Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng A3938SLDTR-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
A3938SLDTR-T - 3-Phase BLDC MOSFET Controller, 50V | Allegro
A3938SLDTR-T ✓ NakahandaAllegro MicroSystems
AMT49413 - 3-Phase BLDC Controller and MOSFET Driver | Allegro
AMT49413 ✓ NakahandaPagsanggunian na paghahambing
| Parametro | A3938SLDTR-T | AMT49413 |
|---|---|---|
| Brand | Allegro MicroSystems | Allegro MicroSystems |
| Kategorya | Motor Drivers | Motor Drivers |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Fungsi | Three-phase BLDC motor controller / MOSFET gate driver | — |
| Motor Supply Voltage | 18 V to 50 V | — |
| Topolohiya | Three-phase, 6-step PWM / synchronous rectification | — |
| Bilang ng Outputs | 3 half-bridge gate drive channels | — |
| Output Kumpigurasyon | Pre-driver for N-channel MOSFETs (high-side + low-side) | — |
| High-Side Drive | Bootstrap with internal bootstrap diode | — |
| Sangayang Pag-ayosang Sinasaklaw | Yes (low-side) | Yes (programmable) |
| Dead Time Adjustment | Adjustable (external resistor) | — |
| MOSFET Protection | Cross-conduction / shoot-through protection | — |
| PWM Input | Logic-level compatible | — |
| Packhaging | 38-pin TSSOP (LD) | 48-pin QFN-EP (7 mm x 7 mm) with exposed thermal pad |
| Uri ng Pagpapasok | Surface Mount | Surface Mount (QFN-EP) |
| Packaging | Tape & Reel (TR) | — |
| Temperature na Operasyon | -20C to +85C (industrial range per datasheet) | — |
| Tindminan RoHS | Compliant (per Alldatasheet listing) | — |
| Motor Type | — | 3-phase brushless DC (BLDC) |
| 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 |