| Allicdata Part #: | 1SMA4737R3G-ND |
| Manufacturer Part#: |
1SMA4737 R3G |
| Price: | $ 0.00 |
| Product Category: | Discrete Semiconductor Products |
| Manufacturer: | Taiwan Semiconductor Corporation |
| Short Description: | DIODE ZENER 7.5V 1.25W DO214AC |
| More Detail: | Zener Diode 7.5V 1.25W ±5% Surface Mount DO-214AC ... |
| DataSheet: |  1SMA4737 R3G Datasheet/PDF |
| Quantity: | 1000 |
Specifications
| Series: | -- |
| Packaging: | Tape & Reel (TR) |
| Part Status: | Active |
| Voltage - Zener (Nom) (Vz): | 7.5V |
| Tolerance: | ±5% |
| Power - Max: | 1.25W |
| Impedance (Max) (Zzt): | 4 Ohms |
| Current - Reverse Leakage @ Vr: | 5µA @ 5V |
| Operating Temperature: | -55°C ~ 175°C (TJ) |
| Mounting Type: | Surface Mount |
| Package / Case: | DO-214AC, SMA |
| Supplier Device Package: | DO-214AC (SMA) |
Description
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The 1SMA4737 R3G diode is a single Zener diode commonly used for a variety of applications and electronic projects.
The 1SMA4737 R3G is a small diode which features a wide operating temperature range of -55°C to +150°C. The diode is typically rated at a breakdown voltage of 3.6V and a current rating of 500mA. The small size and large current rating make it an ideal choice for a variety of applications that require a small, reliable diode.
The 1SMA4737 R3G diode is commonly used in applications such as voltage regulation, voltage clamping, noise suppression, and in switching power supplies. It is also used in low voltage applications, such as for low power circuit protection, or for low voltage regulator circuits. The diode can also be used as a free-wheeling diode to protect circuits from unwanted voltage spikes and transients.
The 1SMA4737 R3G diode works on the principle of Zener breakdown. When connected in the forward direction, the diode behaves as a normal diode and blocks the current flow. When connected in the reverse direction and a sufficiently high voltage is applied, the diode is ‘broken down’, allowing the current to flow through it.
The breakdown voltage of a Zener diode is precisely determined, with the 1SMA4737 R3G diode having a breakdown voltage of 3.6V. When the voltage across the diode reaches the breakdown voltage, current can flow in both directions through the diode. This is the basis of the Zener diode’s operation in applications where the current is regulated or clamped by the diode.
The breakdown voltage of a Zener diode is precisely determined, with the 1SMA4737 R3G diode having a breakdown voltage of 3.6V. When the voltage across the diode reaches the breakdown voltage, current can flow in both directions through the diode. This is the basis of the Zener diode’s operation in applications where the current is regulated or clamped by the diode.
The 1SMA4737 R3G diode also has a reverse leakage current of 25µA at 3.6V. Low reverse leakage allows the diode to effectively regulate or clamp the voltage without a large amount of current flow. This makes the diode ideal for low power applications where high current flow is not desirable.
In summary, the 1SMA4737 R3G diode is a single Zener diode with a wide operating temperature range, a breakdown voltage of 3.6V and a current rating of 500mA. It is commonly used for applications such as voltage regulation, voltage clamping, noise suppression, and in switching power supplies. The diode also has a low reverse leakage current of 25µA making it ideal for low power applications.
The specific data is subject to PDF, and the above content is for reference
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