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| Country of Origin | India |
|---|---|
| Brand | onsemi |
| Height | 2.72mm |
| Length | 5.2mm |
| Model | 1N4749A |
| Mount Type | Through Hole |
| Series | 1N47 |
| Maximum Operating Temperature | 200°C |
| Package Type | DO-41 |
| Minimum Operating Temperature | -65°C |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Maximum Power Dissipation Pd | 1W |
| Diode Configuration | Single |
| Test Current It | 10.5mA |
| Maximum Reverse Leakage Current | 5μA |
| Nominal Zener Voltage Vz | 24V |
| Zener Type | General Purpose |
| Maximum Zener Impedance | 25Ω |
onsemi 1N4749A is a 24 V, 1 W general purpose Zener diode offered in a through hole 2-pin DO-41 package, ideal for voltage regulation and protection in electronic circuits.
This diode features a nominal Zener voltage of 24 V with a tolerance of ±5%, providing reliable voltage reference and protection capabilities. With a maximum power dissipation rating of 1 watt, it suits a wide range of industrial, electronic, and laboratory applications.
The compact DO-41 package measures 5.2 mm in length and 2.72 mm in height, facilitating through hole mounting on PCBs for robust mechanical stability. The diode supports a test current of 10.5 mA and maintains a low maximum reverse leakage current of 5 µA, ensuring efficient operation with minimal leakage losses.
Designed for general purpose use, the 1N4749A diode exhibits a maximum Zener impedance of 25 Ω to provide stable voltage regulation performance. It withstands a wide operating temperature range from -65°C to 200°C, making it suitable for harsh environmental conditions in construction, manufacturing, electronic devices, and power supply circuits.
This Zener diode is a key component in power and connector semiconductor applications, useful across industrial electronics, HVAC control systems, and instrumentation requiring voltage stabilization.
Nominal Zener voltage of 24 volts ensuring precise voltage reference. Maximum power dissipation of 1 watt suitable for low power applications. Through hole mount type for easy PCB assembly and durability. General purpose Zener diode type with low reverse leakage current.
Test current of 10.5 mA for accurate voltage performance. Pin count of 2 in a compact DO-41 package with dimensions 5.2 mm length and 2.72 mm height. Operational temperature range from -65°C to 200°C supports harsh industrial conditions.
Maximum Zener impedance of 25 ohms for stable voltage regulation. Explore more advanced semiconductor and Zener Diode products at EnvMart for versatile industrial and electronic solutions.
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