A3938SLDTR-T vs AMT49413 तुलना
विस्तृत दोनों ओर की तुलना A3938SLDTR-T द्वारा Allegro MicroSystems और AMT49413 द्वारा Allegro MicroSystems. मुख्य विशेषताओं, इलेक्ट्रिकल पैरामीटर, पैकेजिंग, चक्र स्थिति, मूल्यांकन और उपलब्धता को तुलना करके अपनी डिजाइन की आवश्यकताओं के लिए सबसे अच्छा घटक निर्धारित करें。
Allegro MicroSystems
A3938SLDTR-T - 3-Phase BLDC MOSFET Controller, 50V | Allegro
A3938SLDTR-T ✓ सक्रियAllegro MicroSystems
AMT49413 - 3-Phase BLDC Controller and MOSFET Driver | Allegro
AMT49413 ✓ सक्रियविशेषता तुलना
| पैरामीटर | A3938SLDTR-T | AMT49413 |
|---|---|---|
| ब्रांड | Allegro MicroSystems | Allegro MicroSystems |
| श्रेणी | Motor Drivers | Motor Drivers |
| लाइफसाइकिल स्थिति | सक्रिय | सक्रिय |
| फ़ंक्शन | Three-phase BLDC motor controller / MOSFET gate driver | — |
| Motor Supply Voltage | 18 V to 50 V | — |
| टोपोलॉजी | Three-phase, 6-step PWM / synchronous rectification | — |
| आउटपुट की संख्या | 3 half-bridge gate drive channels | — |
| आउटपुट कॉन्फ़िगरेशन | Pre-driver for N-channel MOSFETs (high-side + low-side) | — |
| High-Side Drive | Bootstrap with internal bootstrap diode | — |
| सिंक्रोनस रेक्टिफिकेशन | Yes (low-side) | Yes (programmable) |
| Dead Time Adjustment | Adjustable (external resistor) | — |
| MOSFET Protection | Cross-conduction / shoot-through protection | — |
| PWM Input | Logic-level compatible | — |
| पैकेज | 38-pin TSSOP (LD) | 48-pin QFN-EP (7 mm x 7 mm) with exposed thermal pad |
| माउंटिंग प्रकार | Surface Mount | Surface Mount (QFN-EP) |
| Packaging | Tape & Reel (TR) | — |
| ऑपरेटिंग तापमान | -20C to +85C (industrial range per datasheet) | — |
| RoHS स्थिति | 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 |
| ऑपरेटिंग तापमान रेंज | — | -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 |