安全数字（ SD）与ESD保护卡的EMI滤波器阵列 Secure Digital SD Card EMI Filter Array with ESD Protection
Product Description
The CM1423 is an EMI filter array with ESD protection, which integrates six Pi- filters C-R-C and four channels of ESD protection. The CM1423’s filters have component values of 12pF-100Ω-12pF. The part includes ESD protection diodes on every pin, which provide a very high level of protection for sensitive electronic components that may be subjected to electrostatic discharge ESD.
Features
• Provides EMI filtering and ESD protection for an SD port on a mobile device
• Six channels of EMI filtering with ESD protection
• Four channels of ESD protection
• ±15kV ESD protection on all I/O pins IEC 61000-4-2, contact discharge
• ±30kV ESD protection HBM
• Better than 25dB of attenuation at 1GHz for 12pF-100Ω -12pF filter configuration
• Integrates 34 components into small form factor CSP solution
• 20-bump, 4.000mm x 1.458mm footprint Chip Scale Package
• Chip Scale Package features extremely low lead inductance for optimum filter and ESD performance
• Available with OptiGuard™ coating for improved reliability at assembly
• RoHS compliant lead-free finishing
Applications
• Secure Digital SD card data lines in mobile handsets
• SD card interface protection for other mobile electronics such as MP3 players, PDAs and digital cameras
• I/O port protection for mobile handsets, notebook computers, PDAs etc.
• EMI filtering for data ports in cell phones, PDAs or notebook computers.