A3938SLDTR-T vs AMT49413 Vergleich
Detaillierter Direktvergleich von A3938SLDTR-T von Allegro MicroSystems und AMT49413 von Allegro MicroSystems. Vergleichen Sie die wichtigsten Spezifikationen, elektrischen Parameter, Gehäuse, Lebenszyklusstatus, Preise und Verfügbarkeit, um das beste Bauteil für Ihre Designanforderungen zu ermitteln.
Allegro MicroSystems
A3938SLDTR-T - 3-Phase BLDC MOSFET Controller, 50V | Allegro
A3938SLDTR-T ✓ AktivAllegro MicroSystems
AMT49413 - 3-Phase BLDC Controller and MOSFET Driver | Allegro
AMT49413 ✓ AktivSpezifikationsvergleich
| Parameter | A3938SLDTR-T | AMT49413 |
|---|---|---|
| Marke | Allegro MicroSystems | Allegro MicroSystems |
| Kategorie | Motor Drivers | Motor Drivers |
| Lebenszyklusstatus | Aktiv | Aktiv |
| Lagerstatus | In Stock | In Stock |
| Stückpreis (USD) | $4,05 | $3,10 |
| Funktion | Three-phase BLDC motor controller / MOSFET gate driver | — |
| Motor Supply Voltage | 18 V to 50 V | — |
| Topologie | Three-phase, 6-step PWM / synchronous rectification | — |
| Anzahl der Ausgänge | 3 half-bridge gate drive channels | — |
| Ausgangskonfiguration | Pre-driver for N-channel MOSFETs (high-side + low-side) | — |
| High-Side Drive | Bootstrap with internal bootstrap diode | — |
| Synchrongleichrichtung | Yes (low-side) | Yes (programmable) |
| Dead Time Adjustment | Adjustable (external resistor) | — |
| MOSFET Protection | Cross-conduction / shoot-through protection | — |
| PWM Input | Logic-level compatible | — |
| Gehäuse | 38-pin TSSOP (LD) | 48-pin QFN-EP (7 mm x 7 mm) with exposed thermal pad |
| Montageart | Surface Mount | Surface Mount (QFN-EP) |
| Packaging | Tape & Reel (TR) | — |
| Betriebstemperatur | -20C to +85C (industrial range per datasheet) | — |
| RoHS-Status | 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 |
| Betriebstemperaturbereich | — | -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 |