1N4744A vs 1N4744A-T50A 对比
详细并排对比 1N4744A 出自 onsemi 和 1N4744A-T50A 出自 onsemi。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 | 1N4744A | 1N4744A-T50A |
|---|---|---|
| 品牌 | onsemi | onsemi |
| 分类 | Diodes | Diodes |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $0.09 | $0.04 |
| Nominal Zener Voltage (Vz) | 15 V | 15 V |
| Zener Voltage Tolerance | ±5% | — |
| Test Current (Izt) | 17 mA | — |
| Maximum Zener Impedance (Zzt) | 14 Ω at 17 mA | — |
| Maximum Reverse Leakage (Ir) | 5 µA at 11.4 V | — |
| Maximum Forward Voltage (Vf) | 1.2 V at 200 mA | — |
| Power Dissipation (Pd) | 1 W | 1 W (at TL = 50 °C, lead length 3/8") |
| 工作温度范围 | -65 °C to +175 °C | — |
| Storage Temperature Range | -65 °C to +175 °C | — |
| 封装 | DO-41 (SOD66) axial through-hole | DO-41 (SOD66), Axial-Lead Glass |
| Case Material | Hermetically sealed glass | — |
| 安装类型 | Through Hole | Through Hole |
| 引脚数 | 2 | — |
| Polarity | Cathode band marked | — |
| RoHS 状态 | Compliant (TR suffix variants Pb-free) | Compliant |
| Weight | 0.35 g | — |
| Diode Type | — | Zener (Voltage Regulator) |
| Voltage Tolerance | — | ±5% |
| Zener Test Current (Izt) | — | 17 mA |
| Maximum Zener Impedance (Zzt) at Izt | — | 14 Ω |
| Maximum Zener Impedance (Zzk) at 0.25 mA | — | 700 Ω |
| Maximum Forward Voltage (Vf) at 200 mA | — | 1.2 V |
| Operating and Storage Temperature Range | — | -65 °C to +175 °C |
| Packaging | — | Ammo Pack (Tape & Axial Reel, -T50A suffix) |
| Junction Passivation | — | Silicon-Oxide Passivated |
| Configuration | — | Single, Axial-Leaded Hermetic Glass |