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1. Utsource will inspect the goods, including appearance inspection (no serious damage to the appearance), select qualified and honest suppliers, and ensure 98% qualification rate.
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Substitute (equivalent) Product
| Product Name | Description |
|---|---|
| 1N4737A 7.5V 1W | Zener Diode with 7.5V, 1W power dissipation, suitable for voltage regulation. |
| 1N4740A 10V 1W | Zener Diode with 10V, 1W power rating, for use in stable voltage applications. |
| 1N4739A 9.1V 1W | Zener Diode with 9.1V, 1W, ideal for over-voltage protection circuits. |
| BZX55C8V2 8.2V 1W | General-purpose Zener Diode with 8.2V, 1W rating, used for voltage stabilization. |
| 1N4741A 11V 1W | Zener Diode with 11V, 1W dissipation, serves in voltage stabilization circuits. |
| BZX85C8V2 8.2V 1W | 8.2V, 1W Zener Diode suitable for voltage regulation in electronic devices. |
| 1N4742A 12V 1W | Zener Diode with 12V, 1W, used in power supply and regulator circuits. |
| 1N4735A 6.2V 1W | Zener Diode with 6.2V, 1W power dissipation, used for low voltage regulation. |
| BZX79C8V2 8.2V 1W | 8.2V, 1W Zener Diode, used in voltage regulation and protection circuits. |
| 1N4764A 75V 1W | Zener Diode with 75V, 1W power rating, suitable for high voltage applications. |
Product Usage
The 1N4738A is a 8.2V Zener diode with a power dissipation rating of 1 watt. Zener diodes like the 1N4738A are used in various circuits where voltage regulation or over-voltage protection is required. Here are some common types of circuits where you might use the 1N4738A:
Voltage Regulation Circuits: Zener diodes are often employed in simple voltage regulator circuits to maintain a stable output voltage. In such circuits, the 1N4738A can provide a steady 8.2V output.
Over-Voltage Protection: The diode can be used to protect sensitive components from voltage spikes by clamping the voltage to 8.2V, thereby preventing damage to those components.
Reference Voltage: In circuits requiring a stable reference voltage, a Zener diode like the 1N4738A can be used to provide a precise reference voltage of 8.2V.
Switching Power Supplies: Zener diodes are used in feedback loops of switching power supplies to ensure the output voltage remains stable. The 1N4738A can act as a reference or protection element in these situations.
Waveform Clipping or Clamping: In signal processing, Zener diodes are used to clip or clamp waveforms. You can use the 1N4738A to clip a signal to 8.2V, which can be crucial in analog circuits.
Protection in Data Transmission Lines: Zener diodes can protect communication lines (like UART, RS-485, etc.) from voltage spikes. Using a 1N4738A ensures that the voltage does not exceed 8.2V.
Biasing in Amplifiers: Zener diodes can be used to stabilize the operation of an amplifier by providing a stable biasing voltage. The 1N4738A can provide a stable bias voltage for the transistors in amplifier circuits.
Below is an example usage in a simple voltage regulator circuit:
Required Vin
|
R
|
-----
| |
--- Load
/ \ (R_load)
/___\ |
| |
-----
|
GND
When the input voltage (Vin) is greater than the Zener voltage (8.2V), the Zener diode conducts current, and the voltage across the load (R_load) will remain at approximately 8.2V, assuming the input voltage and current through the resistor R are adequately sized.
By carefully selecting the resistor based on the expected load current and input voltage, you can ensure the Zener diode operates within its specified limits.
These principles can be applied to many other configurations, depending on the specific requirements of your circuit.
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1N4738A 8.2V 1W（50pcs）
1N4738A 8.2V 1W（50pcs） has several brands around the world that may have alternate names for 1N4738A 8.2V 1W（50pcs） due to regional differences or acquisition. 1N4738A 8.2V 1W（50pcs） may also be known as the following names:
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