DRV8825PWPR vs DRV8818PWPR 对比
详细并排对比 DRV8825PWPR 出自 Texas Instruments 和 DRV8818PWPR 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 | DRV8825PWPR | DRV8818PWPR |
|---|---|---|
| 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） | $2.19 | $2.20 |
| Motor Type | Bipolar Stepper | Bipolar Stepper |
| Output Current | 2.5 A (peak) | — |
| Supply Voltage (VM) | 8.2 V to 45 V | — |
| Logic Supply Voltage (VDD) | 3.3 V to 5 V | — |
| Microstepping | 1/32 step | — |
| Number of H-Bridges | 2 | — |
| RDS(on) (High-Side + Low-Side) | 0.55 ohm (typical) | — |
| Current Regulation | Yes (PWM) | — |
| Fault Protection | Overcurrent, Overtemperature, Undervoltage Lockout | — |
| 工作温度 | -40C to +85C | — |
| 封装 | HTSSOP-28 (PWP) | HTSSOP-28 (PWP) |
| 安装类型 | Surface Mount | — |
| MSL 等级 | 3 (168 hours) | — |
| RoHS 状态 | Compliant | Compliant |
| 接口 | Step/Direction, Phase/Enable | — |
| Output Current per Winding | — | 2.5 A |
| Supply Voltage Range | — | 8 V to 35 V |
| Logic Supply Voltage (VCC) | — | 3.3 V to 5 V |
| Microstepping Resolution | — | Up to 1/8 step |
| MOSFET On-Resistance (HS + LS) | — | 0.37 Ω at 25°C |
| Control Interface | — | STEP/DIR |
| Decay Mode | — | Programmable Mixed Decay |
| Blanking Time | — | Programmable |
| Off Time | — | Programmable |
| 工作温度范围 | — | -40°C to 85°C |
| Lead Free Status | — | Lead Free |
| Protection Features | — | Overcurrent, Overtemperature, Undervoltage Lockout |