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onsemi 3.9 V Zener Diode Single 1.5 W 5% Tolerance Surface Mount 2-Pin DO-214AC 1SMA5915BT3G

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onsemi 3.9 V Zener Diode Single 1.5 W 5% Tolerance Surface Mount 2-Pin DO-214AC 1SMA5915BT3G

Name: onsemi 3.9 V Zener Diode Single 1.5 W 5% Tolerance Surface Mount 2-Pin DO-214AC 1SMA5915BT3G
Brand: onsemi
SKU: 393490
Price: 0.14 USD
Availability: InStock

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Category Zener Diodes Brand onsemi Condition New

Specifications

Country of Origin	India
Brand	onsemi
Height	2.2mm
Length	5.59mm
Model	1SMA5915BT3G
Mount Type	Surface
Maximum Operating Temperature	150°C
Package Type	DO-214AC
Minimum Operating Temperature	-65°C
Standards/Approvals	RoHS
Pin Count	2
Number of Elements per Chip	1
Automotive Standard	AEC-Q101
Maximum Power Dissipation Pd	1.5W
Diode Configuration	Single
Test Current It	96.1mA
Maximum Reverse Leakage Current	12.5μA
Nominal Zener Voltage Vz	3.9V
Zener Type	Voltage Regulator
Maximum Zener Impedance	500Ω

Key Features

Single diode configuration provides stable voltage regulation.
Surface mount package type DO-214AC supports automated PCB assembly.
Maximum power dissipation of 1.5 W ensures robust performance under load.
Nominal zener voltage of 3.9 V with ±5% tolerance for precision applications.
Rated for operating temperatures from -65°C to 150°C suitable for automotive use.
Test current 96.1 mA ensures device stability during operation.
Low maximum reverse leakage current of 12.5 μA minimizes unwanted current flow.
Compliant with RoHS and automotive AEC-Q101 standards for reliability.

Product Description

onsemi 1SMA5915BT3G is a high-reliability Zener Diode designed for voltage regulation and protection in electronic circuits. This surface mount discrete semiconductor diode features a nominal zener voltage of 3.9 V with a tight tolerance of ±5%, making it ideal for precision voltage regulation.

The device supports a maximum power dissipation of 1.5 watts, allowing it to handle moderate power loads efficiently. Packaged in a compact DO-214AC surface mount package, it is suitable for automated PCB assembly and space-sensitive applications.

Operating temperature range spans from -65°C to 150°C, which enables its use in automotive and industrial environments requiring robust thermal performance. The maximum reverse leakage current of 12.5 μA ensures energy efficiency and reduced standby losses.

The diode's test current is specified at 96.1 mA, ensuring stable operation in varying conditions. With a maximum Zener impedance of 500 ohms, the device maintains voltage stability under dynamic load conditions.

This Zener diode complies with RoHS environmental directives and the automotive AEC-Q101 standard, confirming its suitability for rigorous automotive electronic systems.

The small footprint with a length of 5.59 mm and height of 2.2 mm allows for use in compact circuit designs requiring precision voltage regulation and transient voltage suppression.

Single diode configuration provides stable voltage regulation. Surface mount package DO-214AC supports modern manufacturing. Maximum power dissipation of 1.5 W ensures reliable performance. Nominal zener voltage 3.9 V with ±5% tolerance.

Wide operating temperature range from -65°C to 150°C. Low leakage current to minimize power loss. Compliance with RoHS and automotive AEC-Q101 standards. Compact dimensions for PCB space efficiency. 2-pin design for straightforward mounting.

This product is widely used in industrial, automotive, and electronic manufacturing sectors for voltage regulation and voltage clamping applications. It is ideal for protecting circuits from voltage spikes or maintaining stable voltage references in power supplies and control systems.

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