AMT49100 vs DRV8434RGER 比較
詳細並排比較 AMT49100 由 Allegro MicroSystems 與 DRV8434RGER 由 Texas Instruments. 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。
Texas Instruments
DRV8434RGER - 48V 2.5A Stepper Driver VQFN-24 | Texas Instruments
DRV8434RGER ✓ 啟用中規格比較
| 參數 | AMT49100 | DRV8434RGER |
|---|---|---|
| 品牌 | Allegro MicroSystems | Texas Instruments |
| 類別 | Power MOSFET Drivers | Motor Drivers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Driver Type | Three-phase N-channel MOSFET gate driver | — |
| 輸出數量 | 3 half-bridges (6 gate drivers) | — |
| Maximum Supply Voltage | 80 V | — |
| Minimum Operating Voltage | 10 V | — |
| 拓撲 | 3-phase bridge for external N-MOSFETs | — |
| 封裝 | 48-LQFP-EP (7x7 mm) with exposed thermal pad | VQFN-24 (RGE) 4x4 mm with thermal pad |
| 工作溫度範圍 | -40C to +150C (junction) | -40 C to +125 C |
| Communication Interface | SPI (diagnostics and configuration) | — |
| Safety Rating | ASIL features (BIST, watchdog, diagnostics) | — |
| Charge Pump | Integrated for 100% duty-cycle high-side drive | — |
| VDS Monitoring | Yes (programmable threshold) | — |
| Dead-Time Control | Programmable via SPI | — |
| Gate Drive Current | Programmable | — |
| Fault Diagnostics | Open-load, short-to-ground, short-to-battery, overtemperature | — |
| 安裝類型 | Surface Mount | Surface Mount |
| Target Application | 48V automotive BLDC motor control | — |
| Motor Type | — | Bipolar stepper (two-phase) |
| Supply Voltage (VM) | — | 4.5 V to 48 V |
| Continuous Output Current (per H-bridge) | — | 2.5 A |
| Peak Output Current | — | [DATA_NEEDED: peak current] |
| Microstepping Resolution | — | Up to 1/256 |
| Control Interface | — | STEP/DIRECTION (PWM optional) |
| Current Sensing | — | Integrated (no external shunt) |
| Decay Mode | — | SmartTune (automatic), configurable |
| On-Resistance HS+LS (typ.) | — | [DATA_NEEDED: Rdson per bridge] |
| Sleep Current | — | 2 uA typical |
| Internal Reference Voltage | — | 3.3 V |
| Logic Input Voltage | — | 1.8 V, 3.3 V, 5.0 V compatible |
| PWM Off-Time Options | — | 7, 16, 24, 32 microseconds |
| MSL 等級 | — | 2 (per JEDEC J-STD-020) |
| RoHS 狀態 | — | Compliant |
| Lead-Free / Halogen-Free | — | Yes / Yes |
| Spread Spectrum Clocking | — | Yes |