AMT49100 vs DRV8434RGER Comparação
Comparação detalhada lado a lado de AMT49100 por Allegro MicroSystems e DRV8434RGER por Texas Instruments. Compare especificações principais, parâmetros elétricos, encapsulamento, status do ciclo de vida, preços e disponibilidade para determinar o melhor componente para os requisitos do seu projeto.
Allegro MicroSystems
AMT49100 - 80V Automotive 3-Phase MOSFET Gate Driver | Allegro
AMT49100 ✓ AtivoTexas Instruments
DRV8434RGER - 48V 2.5A Stepper Driver VQFN-24 | Texas Instruments
DRV8434RGER ✓ AtivoComparação de especificações
| Parâmetro | AMT49100 | DRV8434RGER |
|---|---|---|
| Marca | Allegro MicroSystems | Texas Instruments |
| Categoria | Power MOSFET Drivers | Motor Drivers |
| Status do ciclo de vida | Ativo | Ativo |
| Status do estoque | In Stock | In Stock |
| Preço unitário (USD) | $4,43 | $2,79 |
| Driver Type | Three-phase N-channel MOSFET gate driver | — |
| Número de saídas | 3 half-bridges (6 gate drivers) | — |
| Maximum Supply Voltage | 80 V | — |
| Minimum Operating Voltage | 10 V | — |
| Topologia | 3-phase bridge for external N-MOSFETs | — |
| Encapsulamento | 48-LQFP-EP (7x7 mm) with exposed thermal pad | VQFN-24 (RGE) 4x4 mm with thermal pad |
| Faixa de temperatura de operação | -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 | — |
| Tipo de montagem | 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 |
| Nível MSL | — | 2 (per JEDEC J-STD-020) |
| Status RoHS | — | Compliant |
| Lead-Free / Halogen-Free | — | Yes / Yes |
| Spread Spectrum Clocking | — | Yes |