Overview
The onsemi CM1213A-04SO is a 4-channel low capacitance ESD (Electrostatic Discharge) protection array designed to provide robust protection for electronic components and subsystems that require minimal capacitive loading. This device is particularly suited for high-speed data and clock rate applications, such as USB 2.0, IEEE1394 (Firewire), Serial ATA, DVI, and HDMI ports. The CM1213A-04SO features a compact SC-74 (TSOP-6) package and is RoHS compliant, making it an ideal choice for a wide range of modern electronic devices.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| No of Channels | Number of ESD protection channels | 4 |
| Directional | Direction of ESD protection | Bi-Directional |
| Clamping Voltage-Max | Maximum clamping voltage | 10 V |
| Capacitance | Typical channel input capacitance | 0.85 pF |
| Operating Temp Range | Operating temperature range | -40°C to +85°C |
| Package Style | Package type | SC-74 (TSOP-6) |
| Mounting Method | Mounting method | Surface Mount |
| ESD Protection | ESD protection level | ±8 kV (IEC 61000-4-2 Level 4) |
Key Features
- Low Capacitance: Typical channel input capacitance of 0.85 pF, making it ideal for high-speed data and clock rate applications.
- Bi-Directional Protection: Provides bi-directional ESD protection to protect against both positive and negative ESD pulses.
- Zener Diode Protection: An integrated Zener diode between the positive and negative supply rails protects the VCC rail against ESD strikes and eliminates the need for external bypass capacitors.
- High ESD Protection Level: Protects against ESD pulses up to ±8 kV per the IEC 61000-4-2 standard.
- Compact Package: Available in a small SC-74 (TSOP-6) package, suitable for space-constrained designs.
- RoHS Compliant: Lead-free and RoHS compliant, ensuring environmental sustainability.
- AEC-Q101 Qualified: Qualified for automotive and other applications requiring unique site and control change requirements.
Applications
- USB 2.0 Ports: Protects USB 2.0 ports at 480 Mbps in desktop PCs, notebooks, and peripherals.
- IEEE1394 Firewire Ports: Protects IEEE1394 Firewire ports at 400 Mbps/800 Mbps.
- DVI and HDMI Ports: Used in notebooks, set-top boxes, digital TVs, and LCD displays.
- Serial ATA Ports: Protects Serial ATA ports in desktop PCs and hard disk drives.
- PCI Express Ports: Suitable for PCI Express port protection.
- General Purpose High-Speed Data Lines: Provides ESD protection for general-purpose high-speed data lines.
Q & A
- What is the CM1213A-04SO used for?
The CM1213A-04SO is used to provide ESD protection for electronic components or subsystems requiring minimal capacitive loading, especially in high-speed data and clock rate applications.
- How many channels of ESD protection does the CM1213A-04SO offer?
The CM1213A-04SO offers four channels of ESD protection.
- What is the typical channel input capacitance of the CM1213A-04SO?
The typical channel input capacitance is 0.85 pF.
- What is the maximum clamping voltage of the CM1213A-04SO?
The maximum clamping voltage is 10 V.
- What is the operating temperature range of the CM1213A-04SO?
The operating temperature range is -40°C to +85°C.
- What package type is the CM1213A-04SO available in?
The CM1213A-04SO is available in an SC-74 (TSOP-6) package.
- Is the CM1213A-04SO RoHS compliant?
Yes, the CM1213A-04SO is RoHS compliant and lead-free.
- What level of ESD protection does the CM1213A-04SO provide?
The CM1213A-04SO provides ESD protection up to ±8 kV per the IEC 61000-4-2 standard.
- What applications is the CM1213A-04SO commonly used in?
The CM1213A-04SO is commonly used in USB 2.0, IEEE1394 Firewire, DVI, HDMI, Serial ATA, and PCI Express ports, among other high-speed data line applications.
- Does the CM1213A-04SO require external bypass capacitors?
No, the CM1213A-04SO has an integrated Zener diode that eliminates the need for external bypass capacitors.
