DRV8886PWPR vs DRV8434ARGER 对比
详细并排对比 DRV8886PWPR 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。
规格对比
| 参数 | DRV8886PWPR | 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） | $1.52 | $2.65 |
| Motor Type | Bipolar stepper (2-phase) | Bipolar stepper |
| Number of Full H-Bridges | 2 | — |
| Operating Supply Voltage (VM) | 8 V to 37 V | — |
| Absolute Maximum VM | 40 V | — |
| Full-Scale Output Current (per phase) | 2 A | — |
| RMS Output Current | 1.4 A (24 V, TA = 25 C, PCB-dependent) | 1.5 A per phase (typical) |
| Peak Output Current | 3 A | — |
| HS + LS On-Resistance (RDSon) | 550 mOhm | — |
| Microstepping Levels | Up to 1/16 step | — |
| Control Interface | STEP / DIR | Step/Direction + SPI |
| Current Sensing | Internal (no external sense resistor) | Integrated (no external sense resistor) |
| Decay Modes | 8 configurable modes including Smart Tune | — |
| PWM Chopping Frequency | Up to 50 kHz | — |
| Sleep Current | 20 uA (typical) | — |
| Logic Supply Voltage (VINT) | 3 V to 5.5 V | — |
| 工作温度范围 | -40 C to +125 C | — |
| 封装 | HTSSOP-24 (PWP) with PowerPAD | VQFN-24 (RGE) 4x4 mm with thermal pad |
| 安装类型 | Surface Mount | Surface Mount |
| Protection Features | UVLO, OCP, TSD, open-load detect, charge-pump UV | UVLO, OCP, OVP, OTP, open load, stall |
| Fault Output | nFAULT (active-low, open-drain) | — |
| AEC-Q100 Qualified | No (use DRV8886ATPWP for automotive) | — |
| RoHS 状态 | Compliant | Compliant |
| Number of H-Bridges | — | 2 |
| 输出配置 | — | NMOS H-bridge |
| Supply Voltage (VM) | — | 4.5 V to 48 V |
| Full-Scale Output Current | — | 2.5 A per phase (peak) |
| Microstepping Resolution | — | Full-step to 1/256 step |
| Stall Detection | — | Yes (GPIO output) |
| Decay Mode | — | Smart Tune (mixed decay) |
| Sleep Pin | — | Yes (nSLEEP, active low) |
| Fault Pin | — | Yes (nFAULT, active low, open-drain) |
| 工作温度 | — | -40 C to +125 C |
| MSL 等级 | — | 2 (1 year floor life) |