Overview
The SMS24T1G is a quad monolithic silicon ESD and surge protector designed by onsemi. This component is engineered to provide robust protection against transient overvoltage and electrostatic discharge (ESD) in various electronic devices. It is particularly suited for use in voltage and ESD sensitive equipment such as computers, printers, business machines, and communication systems. The SMS24T1G offers superior surge protection capabilities, making it an essential component for ensuring the reliability and longevity of sensitive electronic systems.
Key Specifications
| Rating | Symbol | Value | Unit |
|---|---|---|---|
| Peak Power Dissipation | Ppk | 350 | W |
| Total Power Dissipation on FR-5 Board @ TA = 25°C | PD | 225 | mW |
| Derate Above 25°C | - | 1.8 | mW/°C |
| Thermal Resistance, Junction-to-Ambient | RJA | 556 | °C/W |
| Junction and Storage Temperature Range | TJ, Tstg | -55 to +150 | °C |
| Lead Solder Temperature (Maximum 10 Seconds Duration) | TL | 260 | °C |
| Breakdown Voltage @ IT | VBR | 26.7 - 32 | V |
| Clamping Voltage @ IPP | VC | 40.0 | V |
| Maximum Reverse Peak Pulse Current | IPP | 8 A (8/20 µs) | A |
| ESD Rating (Human Body Model) | - | Exceeding 25 kV | - |
| ESD Rating (IEC 61000-4-2) | - | 15 kV (Air), 8 kV (Contact) | - |
Key Features
- SC-74 Package: Allows four separate unidirectional configurations, providing flexibility in design and application.
- Peak Power Dissipation: Up to 350 watts peak power, ensuring robust protection against transient surges.
- ESD Protection: ESD rating exceeding 25 kV per the Human Body Model and compliant with IEC 61000-4-2 standards (15 kV air, 8 kV contact).
- Surge Protection: Compliant with IEC 61000-4-5 surge standards, providing up to 23 A (8/20 µs) surge protection.
- Environmental Compliance: Pb-free and RoHS compliant, with a UL flammability rating of 94 V-0.
- Automotive Qualification: AEC-Q101 qualified and PPAP capable for automotive and other applications requiring unique site and control change requirements.
Applications
- Hand Held Portable Applications: Cell phones, pagers, notebooks, and notebook computers.
- Computers and Business Machines: Desktops, laptops, printers, and other office equipment.
- Communication Systems: Telecommunication devices, network equipment, and other communication infrastructure.
- Automotive Electronics: Suitable for use in automotive systems due to its AEC-Q101 qualification and PPAP capability.
Q & A
- What is the primary function of the SMS24T1G?
The SMS24T1G is designed to provide ESD and surge protection for voltage-sensitive components in electronic devices.
- What is the peak power dissipation of the SMS24T1G?
The SMS24T1G can handle up to 350 watts of peak power dissipation.
- What are the ESD ratings for the SMS24T1G?
The SMS24T1G has an ESD rating exceeding 25 kV per the Human Body Model and is compliant with IEC 61000-4-2 standards (15 kV air, 8 kV contact).
- What is the clamping voltage of the SMS24T1G?
The clamping voltage of the SMS24T1G is 40.0 V at the specified reverse surge current.
- Is the SMS24T1G Pb-free and RoHS compliant?
Yes, the SMS24T1G is Pb-free and RoHS compliant.
- What is the thermal resistance of the SMS24T1G?
The thermal resistance, junction-to-ambient, of the SMS24T1G is 556 °C/W.
- What are the typical applications for the SMS24T1G?
Typical applications include hand-held portable devices, computers, business machines, communication systems, and automotive electronics.
- Is the SMS24T1G suitable for automotive applications?
Yes, the SMS24T1G is AEC-Q101 qualified and PPAP capable, making it suitable for automotive applications.
- What is the package type of the SMS24T1G?
The SMS24T1G comes in an SC-74 package, allowing for four separate unidirectional configurations.
- What are the storage and junction temperature ranges for the SMS24T1G?
The storage and junction temperature range for the SMS24T1G is -55 to +150 °C.
