| Allicdata Part #: | 1086-8964-ND |
| Manufacturer Part#: |
MSMLJ12AE3 |
| Price: | $ 1.84 |
| Product Category: | Circuit Protection |
| Manufacturer: | Microsemi Corporation |
| Short Description: | TVS DIODE 12V 19.9V DO214AB |
| More Detail: | N/A |
| DataSheet: |  MSMLJ12AE3 Datasheet/PDF |
| Quantity: | 1000 |
| Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
| Lead Free Status / RoHS Status: | Contains lead / RoHS non-compliant |
| 385 +: | $ 1.66667 |
Specifications
| Voltage - Clamping (Max) @ Ipp: | 19.9V |
| Supplier Device Package: | DO-214AB |
| Package / Case: | DO-214AB, SMC |
| Mounting Type: | Surface Mount |
| Operating Temperature: | -65°C ~ 150°C (TJ) |
| Capacitance @ Frequency: | -- |
| Applications: | General Purpose |
| Power Line Protection: | No |
| Power - Peak Pulse: | 3000W (3kW) |
| Current - Peak Pulse (10/1000µs): | 150.6A |
| Series: | Military, MIL-PRF-19500 |
| Voltage - Breakdown (Min): | 13.3V |
| Voltage - Reverse Standoff (Typ): | 12V |
| Unidirectional Channels: | 1 |
| Type: | Zener |
| Moisture Sensitivity Level (MSL): | -- |
| Part Status: | Active |
| Lead Free Status / RoHS Status: | -- |
| Packaging: | Bulk |
Description
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TVS - Diodes, also known as Transient Voltage Suppressors (TVSs), are electronic components used to protect other electrical components from high-energy input voltages. The MSMLJ12AE3 is a particular TVS – Diode from the TETRA series, typically used in automotive and industrial applications. This article will explore the various applications and underlying working principles of the MSMLJ12AE3.The MSMLJ12AE3 is a combination of a thyristor and two diodes in a single leadless and compact package. The two levels of protection—clamping with the diodes and current limiting with the thyristor—make it well-suited for many applications. The MSMLJ12AE3 is mainly used in automotive and industrial applications, such as in electronic control units (ECUs) of vehicles, automotive power lines, and equipment protection in industrial applications.One of the main advantages of the MSMLJ12AE3 is its high surge capacity, ranging between 400 W (10/1000 μs) and 1150 W (8/20 μs). This high surge capacity helps protect the device from high energy transients, which are common in automotive and industrial applications. The device also has a relatively low clamping voltage, ranging from 12 V to 121 V depending on the operating conditions, making it suitable for an array of applications.In addition to its high surge rating and low clamping voltage, the MSMLJ12AE3 has a variety of other features that make it a popular choice in automotive and industrial applications. Its small leadless package makes it easy to install and the device is also highly compatible with Automated Optical Inspection (AOI). On the other hand, its surge capacity and clamping voltage make it an ideal choice for protecting sensitive components from high energy transients.The MSMLJ12AE3 device works by clamping the voltage between its two diodes and then limiting the current by its Thyristor section. This effectively limits the voltage applied to the device to its clamping voltage. When the voltage exceeds the clamping voltage, the diodes begin to conduct and the excess voltage is dissipated as heat. At the same time, the thyristor section limits the current by controlling the voltage drop across the device. This helps to ensure that the current passing through the device does not exceed the device’s maximum current rating.The MSMLJ12AE3 is the perfect device for protecting sensitive components from high transient voltages in automotive and industrial applications. Its high surge capacity, low clamping voltage, small size, easy installation, and compatibility with automated optical inspection make it a popular choice for many applications. Moreover, its combination of a Thyristor and two diodes ensures that the device is sufficiently robust to handle high energy transients.
The specific data is subject to PDF, and the above content is for reference
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