Overview
The CM1293A-04SO is a member of the CM1293A family of diode arrays designed by onsemi to provide robust ESD (Electrostatic Discharge) protection for electronic components and subsystems. This device is particularly suited for applications requiring minimal capacitive loading and high-speed data transmission. The CM1293A-04SO offers protection against ESD pulses up to ±8kV contact discharge, adhering to the IEC 61000-4-2 Level 4 standard. It is available in a RoHS-compliant, lead-free 6-pin SOT23-6 package, making it ideal for use in a variety of high-speed ports and data lines.
Key Specifications
| Parameter | Rating | Units |
|---|---|---|
| Operating Supply Voltage (VP - VN) | 6.0 | V |
| Operating Temperature Range | –40 to +85 | °C |
| Storage Temperature Range | –65 to +150 | °C |
| DC Voltage at any channel input | (VN - 0.5) to (VP + 0.5) | V |
| Operating Supply Current (VP-VN)=3.3V | 8.0 | µA |
| Diode Forward Voltage (Top/Bottom Diode) | 0.60 - 0.95 | V |
| Channel Leakage Current | ±0.1 - ±1.0 | µA |
| Channel Input Capacitance | 2.0 | pF |
| Channel I/O to I/O capacitance | 1.5 | pF |
Key Features
- Two and four channels of ESD protection
- Provides ESD protection to IEC61000-4-2 Level 4 standard with ±8kV contact discharge
- Low loading capacitance of 2.0pF max.
- Low clamping voltage
- Each I/O pin can withstand over 1000 ESD strikes
- Zener diode protects supply rail and eliminates the need for external by-pass capacitors
- Available in RoHS-compliant, lead-free SOT23-6 package
Applications
- DVI ports, HDMI ports in notebooks, set top boxes, digital TVs, LCD displays
- Serial ATA ports in desktop PCs and hard disk drives
- PCI Express ports
- General purpose high-speed data line ESD protection
- USB2.0, IEEE1394 (Firewire, iLink), and other high-speed ports
- Removable storage, digital camcorders, DVD-RW drives
Q & A
- What is the CM1293A-04SO used for? The CM1293A-04SO is used for providing ESD protection in high-speed data lines and ports.
- What is the maximum ESD protection voltage of the CM1293A-04SO? The CM1293A-04SO provides ESD protection up to ±8kV contact discharge.
- What are the operating temperature ranges for the CM1293A-04SO? The operating temperature range is –40 to +85°C.
- What is the typical channel input capacitance of the CM1293A-04SO? The typical channel input capacitance is 2.0pF.
- Is the CM1293A-04SO RoHS-compliant? Yes, the CM1293A-04SO is RoHS-compliant and lead-free.
- How many ESD strikes can each I/O pin withstand? Each I/O pin can withstand over 1000 ESD strikes.
- What package type is the CM1293A-04SO available in? The CM1293A-04SO is available in a 6-pin SOT23-6 package.
- What are some common applications of the CM1293A-04SO? Common applications include DVI, HDMI, Serial ATA, PCI Express, and other high-speed data ports.
- Does the CM1293A-04SO require external by-pass capacitors? No, the CM1293A-04SO has a Zener diode that protects the supply rail and eliminates the need for external by-pass capacitors.
- What is the storage temperature range for the CM1293A-04SO? The storage temperature range is –65 to +150°C.
