DRV8434RGER vs DRV8434ARGER 对比
详细并排对比 DRV8434RGER 出自 Texas Instruments 和 DRV8434ARGER 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 | DRV8434RGER | DRV8434ARGER |
|---|---|---|
| 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） | $2.79 | $2.65 |
| Motor Type | Bipolar stepper (two-phase) | Bipolar stepper |
| Supply Voltage (VM) | 4.5 V to 48 V | 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 | Full-step to 1/256 step |
| Control Interface | STEP/DIRECTION (PWM optional) | Step/Direction + SPI |
| Current Sensing | Integrated (no external shunt) | Integrated (no external sense resistor) |
| Decay Mode | SmartTune (automatic), configurable | Smart Tune (mixed decay) |
| 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 | — |
| 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 (per JEDEC J-STD-020) | 2 (1 year floor life) |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free / Halogen-Free | Yes / Yes | — |
| Spread Spectrum Clocking | Yes | — |
| Number of H-Bridges | — | 2 |
| 输出配置 | — | NMOS H-bridge |
| Full-Scale Output Current | — | 2.5 A per phase (peak) |
| RMS Output Current | — | 1.5 A per phase (typical) |
| Stall Detection | — | Yes (GPIO output) |
| 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 |