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Taiwan Semiconductor 20 V Nominal Zener Diode, Single 1 W Power Dissipation, 5% Tolerance, Through Hole 2-Pin DO-41 1N4747A
Specifications
| Country of Origin | India |
|---|---|
| Brand | Taiwan Semiconductor |
| Height | 2.7mm |
| Length | 5.2mm |
| Model | 1N4747A |
| Mount Type | Through Hole |
| Series | 1N4747A |
| 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 | 12.5mA |
| Maximum Reverse Leakage Current | 5μA |
| Nominal Zener Voltage Vz | 20V |
| Zener Type | Voltage Regulator |
| Maximum Zener Impedance | 22Ω |
Key Features
- Single diode configuration optimized for stability.
- Nominal Zener voltage of 20 volts with 5% tolerance.
- Maximum power dissipation rated at 1 watt.
- Package type DO-41 for through-hole mounting.
- Maximum operating temperature up to 200°C for reliable performance.
- Compact dimensions of 5.2 mm length and 2.7 mm height.
- Low leakage current of 5 microamperes enhances efficiency.
- Pin count of 2 supports typical zener diode connections.
Product Description
Taiwan Semiconductor 1N4747A is a reliable Zener diode featuring a nominal Zener voltage of 20 V and a maximum power dissipation of 1 watt. This single-element diode is housed in a through-hole DO-41 package with two pins, ideal for applications requiring voltage regulation and reference stability.
The diode operates within a temperature range from -65°C minimum to a maximum of 200°C, ensuring robustness in industrial, laboratory, and electronic circuit use cases. Its 5% tolerance voltage and low reverse leakage current of 5µA contribute to precise voltage regulation under varying conditions.
With a compact 5.2 mm length and 2.7 mm height, the device is suitable for dense circuit boards where space optimization is required. The test current of 12.5 mA ensures consistent electrical performance, and the maximum Zener impedance of 22 ohms maintains effective voltage clamping.
This Zener diode finds applications in power management, signal conditioning, and voltage reference circuits in sectors including manufacturing, electrical equipment, automotive electronics, and consumer devices.
Set contains one Taiwan Semiconductor 1N4747A Zener diode, packaged individually for ready insertion. Designed for through-hole soldering, this component supports repair, prototyping, and small to medium volume production.
Single diode configuration optimized for stability. Nominal Zener voltage of 20 volts with 5% tolerance. Maximum power dissipation rated at 1 watt. Package type DO-41 for through-hole mounting. Maximum operating temperature up to 200°C for reliable performance.
Compact dimensions of 5.2 mm length and 2.7 mm height. Low leakage current of 5 microamperes enhances efficiency. Pin count of 2 supports typical zener diode connections. Test current is 12.5 mA to verify voltage characteristics.
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Frequently Asked Questions
The nominal Zener voltage of this diode is 20 volts with a tolerance of 5%.
The maximum power dissipation for the 1N4747A is rated at 1 watt.
This Zener diode is housed in a DO-41 package type, designed for through-hole mounting.
The operating temperature range for this model is from -65°C to a maximum of 200°C.
The test current for the 1N4747A is 12.5 mA, which is used to verify its voltage characteristics.
The dimensions of the 1N4747A are 5.2 mm in length and 2.7 mm in height, making it suitable for dense circuit boards.
The maximum reverse leakage current for this diode is 5 microamperes (5μA).
The maximum Zener impedance of the 1N4747A is 22 ohms, which helps maintain effective voltage clamping.
The 1N4747A uses a single diode configuration optimized for stability.
This Zener diode is suitable for applications in power management, signal conditioning, and voltage reference circuits.
The 1N4747A has a pin count of 2, supporting typical Zener diode connections.
The country of origin for this product is India.
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