A3938SLDT vs A3938SLDTR-T 比較
詳細並排比較 A3938SLDT 由 Allegro MicroSystems 與 A3938SLDTR-T 由 Allegro MicroSystems. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
Allegro MicroSystems
A3938SLDTR-T - 3-Phase BLDC MOSFET Controller, 50V | Allegro
A3938SLDTR-T ✓ 啟用中規格比較
| 參數 | A3938SLDT | A3938SLDTR-T |
|---|---|---|
| 品牌 | Allegro MicroSystems | Allegro MicroSystems |
| 類別 | Motor Drivers | Motor Drivers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| 功能 | 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 |
| 輸出配置 | 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 | — |
| 過熱關機 | Yes (internal) | — |
| 工作溫度 | -40C to +85C (TB075 suffix SLD) [DATA_NEEDED: confirm exact temp grade from datasheet] | -20C to +85C (industrial range per datasheet) |
| 封裝 | 38-pin TSSOP with exposed thermal pad (LD suffix) | 38-pin TSSOP (LD) |
| 安裝類型 | Surface Mount | Surface Mount |
| MSL 等級 | [DATA_NEEDED: confirm from datasheet] | — |
| RoHS 狀態 | Compliant (per distributor listings) | Compliant (per Alldatasheet listing) |
| PWM Frequency | Up to [DATA_NEEDED] kHz (verify in datasheet) | — |
| 拓撲 | — | Three-phase, 6-step PWM / synchronous rectification |
| 輸出數量 | — | 3 half-bridge gate drive channels |
| 同步整流 | — | 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) |