1N4744A vs 1N4744A-T50A Comparison
Detailed side-by-side comparison of 1N4744A by onsemi and 1N4744A-T50A by onsemi. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | 1N4744A | 1N4744A-T50A |
|---|---|---|
| Brand | onsemi | onsemi |
| Category | Diodes | Diodes |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (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") |
| Operating Temperature Range | -65 °C to +175 °C | — |
| Storage Temperature Range | -65 °C to +175 °C | — |
| Package | DO-41 (SOD66) axial through-hole | DO-41 (SOD66), Axial-Lead Glass |
| Case Material | Hermetically sealed glass | — |
| Mounting Type | Through Hole | Through Hole |
| Number of Pins | 2 | — |
| Polarity | Cathode band marked | — |
| RoHS Status | 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 |