Circuit Protection

<p>The ESD8472MUT3G is a bidirectional Zener TVS diode designed by On Semiconductor for protecting sensitive RF antenna circuits from electrostatic discharge (ESD) and other voltage transients.</p><p>&nbsp;</p><p>Key electrical specifications include a reverse standoff voltage of 5.3V, a maximum clamping voltage of 20V at 3A peak pulse current (8/20µs waveform), and an ultra-low typical capacitance of 0.2pF at 1MHz. This low capacitance makes it suitable for high-frequency signal lines where signal integrity is critical.</p><p>&nbsp;</p><p>The device is housed in a compact 2-X3DFN (0.6x0.3) surface-mount package, also known as 0201 (0603 Metric). It supports an operating temperature range of -55°C to 150°C and is rated for a maximum peak pulse current of 3A. The ESD8472MUT3G does not provide power line protection and is intended for signal line applications.</p>

<p>The ESD7361XV2T1G is a unidirectional ESD protection diode from onsemi, part of the ESD7361 series. It is designed to protect high speed data lines from electrostatic discharge (ESD) events. The device offers ultra-low capacitance of 0.55 pF maximum, making it ideal for voltage sensitive high speed data line applications.</p><p>&nbsp;</p><p>Key electrical specifications include a working voltage of 5 V, a breakdown voltage of 16.5 V (minimum at 1 mA), and clamping voltages of 31 V typical at 8 A and 34 V typical at 16 A for a 100 ns pulse. The device is rated for ESD protection per IEC 61000-4-2 (contact and air) at ±15 kV and ISO 10605 at ±15 kV. Typical peak pulse current is 16 A for 100 ns.</p><p>&nbsp;</p><p>The ESD7361XV2T1G comes in a surface mount SOD-523 package (also referred to as SC-79). It supports an operating junction temperature range of -55°C to 125°C and is RoHS compliant, Pb-Free, and Halogen Free/BFR Free.</p>

<p>The ESD7124MUTBG is a 4-channel low capacitance ESD protection array designed for high-speed data lines. It integrates three low-voltage (LV) ESD protection channels and one high-voltage (HV) channel for supply rail protection, all in a compact 6-UDFN surface mount package.</p><p>&nbsp;</p><p>The LV channels feature a reverse standoff voltage of 3.3 V and a typical breakdown voltage of 6.5 V. The HV channel has a 12 V standoff and 14 V typical breakdown. It provides ESD protection up to ±25 kV contact discharge per IEC 61000-4-2, and surge protection up to 100 A (8/20 µs) on the HV channel. Typical clamping voltages are 9.5 V (LV at 1 A) and 15 V (HV at 1 A). Maximum clamping at 100 A on HV is 27 V. Low channel input capacitance (0.35 pF typ) ensures signal integrity for high-speed interfaces.</p><p>&nbsp;</p><p>This device is suitable for protecting high-speed data lines such as USB, HDMI, and Ethernet, as well as general purpose I/O requiring low capacitance. The dual-voltage architecture allows simultaneous protection of logic-level and supply rails. The package is lead-free and RoHS compliant.</p><p>&nbsp;</p><p>The ESD7124MUTBG is supplied in a 6-UFDFN exposed pad package (6-UDFN 1.8x2 mm) and is available in tape and reel packaging with a standard quantity of 3000 units per reel.</p>

<p>The ESD051-1BF4 is a Zener TVS diode from STMicroelectronics designed for general purpose ESD protection. It features a 5V reverse standoff voltage (VRWM) and a typical clamping voltage of 11V. With a peak pulse current rating of 10A (8/20µs) and peak pulse power of 110W, it provides robust transient voltage suppression.</p><p>&nbsp;</p><p>This diode is a single bidirectional channel device with a low capacitance of 45pF at 1MHz, making it suitable for high-speed data line protection. It is surface mount packaged in a compact 0201 (0603 Metric) case with supplier device package ST0201. The operating temperature range is -55°C to 150°C (TJ).</p><p>&nbsp;</p><p>The ESD051-1BF4 is RoHS3 compliant and REACH unaffected, though environmental compliance has not been independently verified. It does not include power line protection. Ideal for portable electronics, mobile devices, and signal line protection where space is at a premium.</p>

<p>The Littelfuse 046801.5NRHF is a 468 Series Slo-Blo surface mount fuse designed for secondary circuit protection in space-constrained applications. It is rated for 1.5A of continuous current at 63VAC/VDC with a breaking capacity of 50A.</p><p>&nbsp;</p><p>This fuse features a slow-blow (time-delay) response, allowing it to withstand high inrush currents without nuisance opening. Its nominal cold resistance is 0.044 Ω, and the nominal melting I²t is 0.288 A²s. Typical voltage drop is 82.32 mV at rated current.</p><p>&nbsp;</p><p>The 046801.5NRHF is housed in a standard 1206 (3216 Metric) package for surface mount assembly. It operates over a temperature range of -55°C to 90°C. The component is 100% lead-free, halogen-free, and RoHS compliant. It carries UL and CSA agency approvals.</p>

<p>The ESDA5-1F4 is a unidirectional single line TVS diode designed by STMicroelectronics to protect data lines and I/O ports against ESD transients. It features a low clamping voltage of 9.0 V (positive) and -3.0 V (negative) when tested to IEC 61000-4-2 at 30 ns contact discharge. The device has a reverse working voltage of 5.5 V and a minimum breakdown voltage of 5.8 V at 1 mA.</p><p>&nbsp;</p><p>Key electrical specifications include a peak pulse current rating of 11 A (8/20 µs) and peak pulse power of 110 W. Dynamic resistance is typically 0.17 Ω in direct mode and 0.14 Ω in forward mode. Line capacitance is 110 pF typical at 1 MHz. Leakage current is limited to 100 nA maximum at 5.5 V. ESD protection exceeds IEC 61000-4-2 level 4 with ±30 kV air and contact discharge capability.</p><p>&nbsp;</p><p>The device is supplied in an ultra-compact 0201 (0603 metric) surface mount package, suitable for space-constrained designs. Operating temperature range is -55°C to +150°C. The ESDA5-1F4 is ECOPACK2 compliant and RoHS/REACH compliant. Applications include smartphones, tablets, portable multimedia devices, digital cameras, and communication systems.</p>

<p>The ESDZL5-1F4 is a 60W Zener TVS diode designed for general purpose transient voltage suppression. It offers a reverse standoff voltage of 5.5V and a clamping voltage of 10V, ensuring protection for low-voltage circuits. The device can handle peak pulse currents up to 7A (8/20µs) and has a low capacitance of 7.5pF at 1MHz, making it suitable for high-speed signal lines.</p><p>&nbsp;</p><p>The ESDZL5-1F4 is housed in a compact 0201 (0603 metric) surface mount package, ideal for space-constrained designs. It operates over a wide temperature range of -55°C to 150°C and supports a maximum junction temperature of 150°C. The device is unidirectional, with a single channel for targeted protection.</p><p>&nbsp;</p><p>This TVS diode is suitable for general purpose applications where board space is limited. Its low capacitance helps maintain signal integrity in high-frequency circuits. The 0201 package enables dense PCB layouts without sacrificing protection performance.</p>

<p>The ESD9L5.0ST5G is an ultra-low capacitance ESD protection diode from On Semiconductor (onsemi). It is designed to protect sensitive electronic components from electrostatic discharge (ESD) and transient voltage events. With a standoff voltage of 5V and a clamping voltage of 9.8V, it provides reliable protection for voltage-sensitive circuits.</p><p>&nbsp;</p><p>Key electrical characteristics: The device offers ultra-low capacitance of 0.5 pF typical at 1 MHz, making it ideal for high-speed data lines such as USB 2.0 and antenna connections. It provides ESD protection up to ±10 kV contact and ±15 kV air per IEC 61000-4-2. Response time is typically less than 1 ns. Peak pulse current is 1 A (8/20 µs).</p><p>&nbsp;</p><p>Mechanical and thermal: The diode is housed in a small SOD-923 surface mount package with body dimensions of 1.00 mm x 0.60 mm and height of 0.4 mm, suitable for space-constrained designs. It has a power dissipation of 150 mW on FR-5 board at 25°C. Operating temperature range is -55°C to 150°C. The device is lead-free, RoHS compliant, and MSL 1.</p><p>&nbsp;</p><p>Applications: General purpose ESD protection, high-speed data lines, USB 2.0, antenna lines, and portable electronics. The low capacitance ensures minimal signal degradation.</p>