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STMicroelectronics Zener Diode, 6 Elements, 18V Nominal, 8-Pin SOIC, Surface Mount, DALC112S1RL
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Height | 1.75mm |
| Length | 5mm |
| Model | DALC112S1RL |
| Mount Type | Surface |
| Series | DALC112S1 |
| Maximum Operating Temperature | 150°C |
| Package Type | SOIC |
| Minimum Operating Temperature | -55°C |
| Pin Count | 8 |
| Number of Elements per Chip | 6 |
| Diode Configuration | Single |
| Maximum Reverse Leakage Current | 2μA |
| Nominal Zener Voltage Vz | 18V |
| VERY LOW CAPACITANCE PER DIODE | C |
Key Features
- Features six Zener diodes in array configuration for robust circuit protection.
- Nominal Zener voltage of 18V suitable for ESD and overvoltage clamping.
- Surface-mount SOIC-8 package enables reliable integration into PCBs.
- Low leakage current below 2 μA maximizes stability and efficiency.
- Operates in extreme temperatures from -55°C to 150°C for versatile industrial use.
- Very low diode capacitance assists in safeguarding high-speed signals with minimal distortion.
- Designed specifically for fast signal lines and video port protection in modern electronic systems.
Product Description
The STMicroelectronics DALC112S1RL is an integrated Zener diode array engineered to protect sensitive electronic circuitry from voltage transients and electrostatic discharge (ESD) events. This device features six Zener diodes arranged in a single configuration, all housed within a compact 8-pin SOIC surface-mount package. Each individual diode cell within the array is tightly optimized to clamp overvoltages quickly, ensuring safe signal transmission and circuit reliability.
Operating at a nominal Zener voltage of 18V, the DALC112S1RL is especially suited to protecting fast, high-integrity signal lines commonly found in industrial electronics, video ports, telecommunications equipment, and other applications requiring ESD immunity. The very low capacitance per diode is a distinct advantage when safeguarding high-speed lines, as it prevents signal distortion and preserves transmission fidelity.
A vital specification of this device is its maximum reverse leakage current of just 2 μA, contributing to energy-efficient designs and minimizing unwanted current flow. Its wide operational temperature range from -55°C to 150°C grants confidence when designing equipment exposed to challenging industrial, laboratory, or outdoor environments.
Mechanical integration is made simple due to the SOIC-8 package, with an industry-standard footprint and a length of 5 mm and height of 1.75 mm. The surface-mount format enables fast, automated placement and a reduced overall PCB profile.
Typical uses for the DALC112S1RL include ESD and surge protection in digital and analog signal lines in industrial control systems, laboratory measurement devices, networking hardware, and embedded systems requiring robust circuit protection. It is also suitable in commercial and consumer electronics where high reliability is necessary, and component footprint is at a premium.
Engineers seeking an ESD protection solution that combines low capacitance, low leakage, and compact form factor will find the STMicroelectronics DALC112S1RL a critical addition to their component roster. For more Zener diodes and circuit protection devices, browse EnvMart’s Semiconductor and Zener Diode categories.
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Frequently Asked Questions
The nominal Zener voltage of this model is 18V, making it suitable for ESD and overvoltage clamping applications.
The maximum reverse leakage current for the DALC112S1RL is 2 μA, which helps in maintaining energy-efficient designs.
This unit operates within a temperature range of -55°C to 150°C, allowing for versatile use in various environments.
The DALC112S1RL features six Zener diodes arranged in a single configuration.
It comes in an 8-pin SOIC surface-mount package, which facilitates easy integration into PCBs.
The dimensions of this model are 5 mm in length and 1.75 mm in height.
This diode is suitable for ESD and surge protection in digital and analog signal lines, particularly in industrial control systems and telecommunications equipment.
The very low capacitance per diode helps in safeguarding high-speed signals with minimal distortion, preserving transmission fidelity.
The mount type for the DALC112S1RL is surface mount, which allows for automated placement on PCBs.
This model belongs to the DALC112S1 series of Zener diodes.
The primary function of this Zener diode is to protect sensitive electronic circuitry from voltage transients and electrostatic discharge (ESD) events.
The country of origin for this Zener diode is India.
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