ULN2003AN vs ULN2003AD 对比
详细并排对比 ULN2003AN 出自 Texas Instruments 和 ULN2003AD 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 | ULN2003AN | ULN2003AD |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Transistors | Transistors |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $0.31 | $0.08 |
| 晶体管类型 | 7 x NPN Darlington Pair Array | — |
| Number of Channels | 7 | 7 |
| Collector-Emitter Voltage (Vce Max) | 50 V | — |
| Continuous Collector Current (Ic, single output) | 500 mA | — |
| Peak Collector Current | 600 mA | — |
| DC Current Gain (hFE, typical) | 1000 (min) | — |
| Vce(sat) at 100mA | 0.9 V to 1.0 V typical | — |
| Vce(sat) at 350mA | 1.1 V typical | — |
| Input Base Resistance | 2.7 kohm integrated | — |
| Clamp Diodes | Yes (common cathode to COM pin) | — |
| 工作温度范围 | -20 C to +85 C (TI datasheet) | -40°C to +105°C |
| Junction Temperature (max) | 150 C | — |
| 封装 | 16-PDIP (N) through-hole | SOIC-16 (D) |
| 安装类型 | Through Hole | Surface Mount |
| Logic Compatibility | TTL, CMOS, DTL, PMOS, 5V/3.3V microcontrollers | TTL, 5V CMOS |
| RoHS 状态 | Compliant (lead-free N suffix) | Compliant |
| Collector-Emitter Voltage (VCE) | — | 50 V |
| Collector Current (IC) per Channel | — | 500 mA (continuous), 600 mA (peak) |
| Input Voltage (VIN) | — | 30 V (max) |
| Base Current (IB) | — | 25 mA (max) |
| Saturation Voltage (VCE(sat)) | — | 1.6 V (typical at IC=350 mA) |
| Clamp Diode Reverse Voltage | — | 50 V |
| Clamp Diode Forward Current | — | 500 mA |
| Input Resistance | — | 2.7 kΩ (base), 3.6 kΩ (emitter) |
| 输出类型 | — | Open Collector |