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Name: 1SMA5917BT3G
Brand: onsemi
SKU: 1SMA5917BT3G
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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onsemi 1SMA5917BT3G

Part No.:: 1SMA5917BT3G

Manufacturer:: onsemi

Package:: DO-214AC, SMA

Datasheet:: 1SMA5917BT3G.pdf

Description:: DIODE ZENER 4.7V 1.5W SMA

In Stock:: 3558

Quantity:: Add To Cart

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1SMA5917BT3G Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
1SMA59xxBT3G
RoHS:
RoHS
Tolerance:
±5%
Part Status:
Active
Power - Max:
1.5 W
Mounting Type:
Surface Mount
Impedance (Max) (Zzt):
5 Ohms
Operating Temperature:
-65°C ~ 150°C
Voltage - Zener (Nom) (Vz):
4.7 V
Current - Reverse Leakage @ Vr:
2.5 µA @ 1.5 V
Voltage - Forward (Vf) (Max) @ If:
1.5 V @ 200 mA

1SMA5917BT3G this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including 1SMA5917BT3G price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for 1SMA5917BT3G to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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1SMA5917BT3G information

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1SMA5917BT3G Typical application Circuitry

1SMA5917BT3G

In the expansive world of electronics, the 1SMA5917BT3G makes its mark as a zener diode. Zener diodes are special types of diodes that, when a specific value, known as the Zener voltage, is reached, they can conduct current in the opposite way.

Functionality of the 1SMA5917BT3G:

Unlike regular diodes which are intended to block current flow in the reverse direction, the 1SMA5917BT3G is designed to allow current to flow in the reverse direction, but only when the voltage exceeds its predetermined Zener voltage.

Applications of the 1SMA5917BT3G:

The 1SMA5917BT3G finds its use in:

1. Voltage regulation: It can keep a consistent voltage level across a circuit.

2. Surge suppression: To protect circuits from voltage spikes.

3. Signal demodulation in radio receivers.

4. As a reference element in feedback loops of regulated power supplies.

Paramount Features of 1SMA5917BT3G:

Delving into its specifications:

1. a predetermined Zener voltage (the voltage at which a diode begins to conduct backwards).

2. Maximum power dissipation, indicating the amount of power the diode can handle.

3. Maximum forward voltage.

4. Maximum Zener current, signifying the highest current it can carry in the reverse direction.

For our detailed application example, let's dive into voltage regulation.

Circuit Description: Voltage Regulation:

A simple voltage regulator can be constructed using a series resistor and the 1SMA5917BT3G zener diode.

1. Series Resistor:

- One End: connected to the voltage source's positive terminal.

- Other End: connected to the 1SMA5917BT3G's anode.

2. Connection of the 1SMA5917BT3G:

- Anode: Connected to the series resistor as mentioned above.

- Cathode (usually identified with a stripe): connected to the negative terminal of the voltage source or to ground.

3. Output Voltage:

- Extracted across the 1SMA5917BT3G from its cathode (negative side) to ground. This will be approximately equal to the Zener voltage of the 1SMA5917BT3G as long as the input voltage remains higher than the Zener voltage.

Design Considerations:

1. Resistor Value: When designing the circuit, calculate the series resistor value by considering the maximum current the 1SMA5917BT3G can handle and the voltage drop across the resistor.

2. Heat Dissipation: The 1SMA5917BT3G can get warm or even hot under operation. It's crucial to ensure it operates below its maximum power dissipation. Using heat sinks or ensuring good airflow can mitigate overheating.

3. Input Voltage: Always ensure the input voltage is greater than the Zener voltage for the diode to operate in the Zener region and provide regulation.

4. Circuit Protection: Incorporate fuses or current-limiting resistors to safeguard the 1SMA5917BT3G from unexpected voltage or current spikes.

In summary, the 1SMA5917BT3G serves as a pivotal component in many electronic circuits, offering protection and regulation. By paying attention to its specifications and handling it with care in designs, one can harness its full potential effectively.

1SMA5917BT3G FAQ

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3. Are the 1SMA5917BT3G price and inventory displayed accurate?

The price and inventory of 1SMA5917BT3G fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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6. What is the process for return or replacement of 1SMA5917BT3G?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the 1SMA5917BT3G we delivered, we will accept the replacement or return of the 1SMA5917BT3G only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of 1SMA5917BT3G.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations