HSMD-C170 Overview
The HSMD-C170 is a high-performance surface-mount diode designed for efficient electrostatic discharge (ESD) protection and signal integrity in sensitive electronic circuits. Engineered by IC Manufacturer, this device offers robust clamping capabilities within a compact, low-profile package suitable for high-density printed circuit boards (PCBs). It effectively safeguards delicate semiconductor components against transient voltage spikes, reducing the risk of failure and downtime. The combination of fast response time, low capacitance, and reliable operation makes this diode an ideal choice for protecting high-speed data lines and communication interfaces in industrial and consumer electronics applications.
HSMD-C170 Technical Specifications
| Parameter | Specification |
|---|---|
| Maximum Reverse Working Voltage (VRWM) | 5 V |
| Clamping Voltage (VC) at 1 A | 8.4 V (typical) |
| Peak Pulse Current (IPP) | 1 A |
| Capacitance (CJ) | 3 pF (typical) |
| Reverse Leakage Current (IR) | 1 ??A (max) at VRWM |
| Operating Temperature Range (TJ) | -55 ??C to +125 ??C |
| Package Type | 0402 (SMD) |
| Response Time | Less than 1 ns |
HSMD-C170 Key Features
- Low Capacitance: The typical 3 pF capacitance minimizes signal distortion, ensuring high-speed data integrity in sensitive communication lines.
- Fast Response Time: Sub-nanosecond reaction to transient voltage spikes offers superior protection against ESD events, preventing component damage.
- Compact 0402 Package: Enables integration into highly dense PCB layouts where board space is limited, optimizing design flexibility and miniaturization.
- High Peak Pulse Current Handling: Supports transient currents up to 1 A, providing reliable clamping during voltage surges without device failure.
- Wide Operating Temperature Range: Suitable for harsh industrial environments, maintaining stable performance from -55 ??C to +125 ??C.
- Low Leakage Current: Ensures minimal power loss and prevents interference with normal circuit operation under steady-state conditions.
HSMD-C170 Advantages vs Typical Alternatives
This diode offers enhanced ESD protection with faster response and lower capacitance compared to many standard alternatives. Its ability to handle high peak pulse currents while maintaining low leakage current and compact dimensions makes it especially advantageous for sensitive, high-frequency signal lines. These features collectively improve system reliability and reduce design constraints in space-critical industrial and communication applications.
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Typical Applications
- Protection of high-speed data interfaces such as USB, HDMI, and Ethernet ports against electrostatic discharge and voltage transients, ensuring signal integrity and device longevity.
- Use in portable electronic devices where space constraints demand compact, low-profile surface-mount components with robust transient voltage suppression.
- Integration into industrial control systems to safeguard sensitive microcontrollers and signal lines from voltage spikes commonly encountered in harsh electrical environments.
- Application in automotive electronics for protecting sensor inputs and communication buses from electrostatic and electrical overstress events, enhancing vehicle reliability.
HSMD-C170 Brand Info
The HSMD-C170 is part of a specialized series of surface-mount diodes developed by IC Manufacturer, a leader in semiconductor protection solutions. Designed to meet stringent industry standards, this product balances performance, reliability, and miniaturization. It reflects the company??s commitment to providing advanced ESD protection technology tailored to the evolving demands of modern electronic designs, particularly in industrial, automotive, and high-speed communication sectors.
FAQ
What is the maximum voltage the HSMD-C170 can withstand in normal operation?
The device supports a maximum reverse working voltage of 5 volts. This rating ensures it can reliably operate in circuits with nominal voltages up to this level without breakdown, making it suitable for low-voltage signal line protection.
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How does the low capacitance of this diode benefit high-speed data applications?
With a typical capacitance of just 3 pF, the diode introduces minimal parasitic capacitance, which helps preserve the quality and integrity of high-frequency signals. This is critical in applications like USB or HDMI, where signal distortion must be minimized.
What package type is used, and why is it important?
The diode is housed in a 0402 surface-mount package, one of the smallest SMT sizes available. This compact footprint allows for dense PCB designs and is advantageous in space-constrained applications such as mobile devices and compact industrial electronics.
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Can the HSMD-C170 handle repeated ESD events without degradation?
Yes, it is designed to handle peak pulse currents up to 1 ampere, which allows it to clamp voltage spikes from multiple transient events reliably. Its robust construction ensures durable protection in environments prone to frequent ESD occurrences.
What temperature range can this diode operate within safely?
The device can function effectively over a temperature range from -55 ??C to +125 ??C, making it suitable for both extreme cold and hot industrial or automotive environments without compromising performance.