A3938SLDT vs A3938SLDTR-T 비교
다음의 상세 나란히 비교: A3938SLDT 제조: Allegro MicroSystems 및 A3938SLDTR-T 제조: Allegro MicroSystems. 주요 사양, 전기적 파라미터, 패키징, 수명 주기 상태, 가격 및 재고를 비교하여 설계 요구 사항에 가장 적합한 부품을 결정하십시오.
사양 비교
| 파라미터 | A3938SLDT | A3938SLDTR-T |
|---|---|---|
| 브랜드 | Allegro MicroSystems | Allegro MicroSystems |
| 카테고리 | Motor Drivers | Motor Drivers |
| 수명 주기 상태 | 활성 | 활성 |
| 재고 상태 | In Stock | In Stock |
| 단가 (USD) | $3.95 | $4.05 |
| 기능 | Three-Phase BLDC Motor Controller / MOSFET Gate Driver | Three-phase BLDC motor controller / MOSFET gate driver |
| Motor Type | Brushless DC (BLDC), three-phase | — |
| Motor Supply Voltage | Up to 50 V | 18 V to 50 V |
| 출력 구성 | Six N-channel MOSFET gate drivers (3 high-side + 3 low-side) | Pre-driver for N-channel MOSFETs (high-side + low-side) |
| High-Side Drive | Bootstrapped with integrated bootstrap management | Bootstrap with internal bootstrap diode |
| Logic Input Compatibility | 3.3 V / 5 V CMOS logic | — |
| Dead Time | Programmable (per datasheet) | — |
| Undervoltage Lockout (UVLO) | Logic and gate-drive rails | — |
| 열 차단 | Yes (internal) | — |
| 동작 온도 | -40C to +85C (TB075 suffix SLD) [DATA_NEEDED: confirm exact temp grade from datasheet] | -20C to +85C (industrial range per datasheet) |
| 패키지 | 38-pin TSSOP with exposed thermal pad (LD suffix) | 38-pin TSSOP (LD) |
| 실장 유형 | Surface Mount | Surface Mount |
| MSL 레벨 | [DATA_NEEDED: confirm from datasheet] | — |
| RoHS 상태 | Compliant (per distributor listings) | Compliant (per Alldatasheet listing) |
| PWM Frequency | Up to [DATA_NEEDED] kHz (verify in datasheet) | — |
| 토폴로지 | — | Three-phase, 6-step PWM / synchronous rectification |
| 출력 수 | — | 3 half-bridge gate drive channels |
| 동기 정류 | — | Yes (low-side) |
| Dead Time Adjustment | — | Adjustable (external resistor) |
| MOSFET Protection | — | Cross-conduction / shoot-through protection |
| PWM Input | — | Logic-level compatible |
| Packaging | — | Tape & Reel (TR) |