DRV8434ARGER vs DRV8434RGER 对比
详细并排对比 DRV8434ARGER 出自 Texas Instruments 和 DRV8434RGER 出自 Texas Instruments。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Texas Instruments
DRV8434RGER - 48V 2.5A Stepper Driver VQFN-24 | Texas Instruments
DRV8434RGER ✓ 量产中规格对比
| 参数 | DRV8434ARGER | DRV8434RGER |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Motor Drivers | Motor Drivers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $2.65 | $2.79 |
| Motor Type | Bipolar stepper | Bipolar stepper (two-phase) |
| Number of H-Bridges | 2 | — |
| 输出配置 | NMOS H-bridge | — |
| Supply Voltage (VM) | 4.5 V to 48 V | 4.5 V to 48 V |
| Full-Scale Output Current | 2.5 A per phase (peak) | — |
| RMS Output Current | 1.5 A per phase (typical) | — |
| Microstepping Resolution | Full-step to 1/256 step | Up to 1/256 |
| Current Sensing | Integrated (no external sense resistor) | Integrated (no external shunt) |
| Stall Detection | Yes (GPIO output) | — |
| Decay Mode | Smart Tune (mixed decay) | SmartTune (automatic), configurable |
| Control Interface | Step/Direction + SPI | STEP/DIRECTION (PWM optional) |
| Sleep Pin | Yes (nSLEEP, active low) | — |
| Fault Pin | Yes (nFAULT, active low, open-drain) | — |
| Protection Features | UVLO, OCP, OVP, OTP, open load, stall | — |
| 工作温度 | -40 C to +125 C | — |
| 封装 | VQFN-24 (RGE) 4x4 mm with thermal pad | VQFN-24 (RGE) 4x4 mm with thermal pad |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 2 (1 year floor life) | 2 (per JEDEC J-STD-020) |
| RoHS 状态 | Compliant | Compliant |
| Continuous Output Current (per H-bridge) | — | 2.5 A |
| Peak Output Current | — | [DATA_NEEDED: peak current] |
| 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 |
| 工作温度范围 | — | -40 C to +125 C |
| Lead-Free / Halogen-Free | — | Yes / Yes |
| Spread Spectrum Clocking | — | Yes |