Overview
The ESD9R3.3ST5G is an ESD protection diode designed by onsemi to provide robust protection for Application-Specific Standard Products (ASSPs) and Application-Specific Integrated Circuits (ASICs) in ultra-low current applications. These applications include human body sensors and other sensitive electronic components. The device is engineered to offer ultra-low leakage current of less than 1 nA from 0°C to 50°C, ensuring minimal impact on the overall system power consumption. During an ESD event, the ESD9R3.3ST5G quickly clamps the voltage to a safe level, protecting the IC from damage.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Stand-off Voltage (VRWM) | 3.3 | V |
| Maximum Reverse Leakage Current (IR) | < 1 | nA |
| Breakdown Voltage (VBR) | 4.8 | V |
| Clamping Voltage (VC) @ IPP = 1 A | 7.8 | V |
| Capacitance (C) | 0.5 | pF |
| Response Time | < 1.0 | ns |
| ESD Protection Level | IEC61000-4-2 Level 4 | |
| Package Type | SOD-923 | |
| Package Dimensions | 0.039 x 0.024 (1.00 mm x 0.60 mm) | |
| Body Height | 0.016 (0.4 mm) | |
| Lead Finish | 100% Matte Sn (Tin) | |
| Storage Temperature Range | -55 to +150 | °C |
| Junction Temperature Range | -55 to +125 | °C |
Key Features
- Ultra-Low Leakage: Less than 1 nA from 0°C to 50°C, minimizing power consumption in ultra-low current applications.
- Ultra-Low Capacitance: 0.5 pF, suitable for high-speed data lines.
- Low Clamping Voltage: Effective in limiting the voltage exposure during ESD events.
- Small Package Size: SOD-923 package with dimensions 0.039 x 0.024 (1.00 mm x 0.60 mm) and a height of 0.016 (0.4 mm), ideal for space-constrained designs.
- Fast Response Time: Less than 1.0 ns, ensuring quick protection during ESD events.
- High ESD Protection Level: Compliant with IEC61000-4-2 Level 4.
- Pb-Free and Halogen-Free: Environmentally friendly and compliant with RoHS standards.
- AEC-Q101 Qualified and PPAP Capable: Suitable for automotive and other applications requiring stringent quality standards.
Applications
- Human Body Sensors: Ideal for protecting sensors in wearable devices and other human interface applications.
- Ultra-Low Current Devices: Suitable for ASSPs and ASICs in low-power consumer electronics, medical devices, and industrial control systems.
- High-Speed Data Lines: Protects high-speed data lines in various electronic systems from ESD damage.
- Automotive Electronics: Qualified to AEC-Q101 standards, making it suitable for use in automotive applications.
Q & A
- What is the primary function of the ESD9R3.3ST5G?
The primary function of the ESD9R3.3ST5G is to provide ESD protection for ASSPs and ASICs in ultra-low current applications.
- What is the maximum reverse leakage current of the ESD9R3.3ST5G?
The maximum reverse leakage current is less than 1 nA from 0°C to 50°C.
- What is the capacitance of the ESD9R3.3ST5G?
The capacitance is 0.5 pF.
- What is the clamping voltage of the ESD9R3.3ST5G during an ESD event?
The clamping voltage is 7.8 V at an IPP of 1 A.
- What is the response time of the ESD9R3.3ST5G?
The response time is less than 1.0 ns.
- What ESD protection level does the ESD9R3.3ST5G comply with?
The ESD9R3.3ST5G complies with IEC61000-4-2 Level 4.
- What is the package type and dimensions of the ESD9R3.3ST5G?
The package type is SOD-923 with dimensions 0.039 x 0.024 (1.00 mm x 0.60 mm) and a height of 0.016 (0.4 mm).
- Is the ESD9R3.3ST5G Pb-Free and Halogen-Free?
Yes, the ESD9R3.3ST5G is Pb-Free and Halogen-Free.
- Is the ESD9R3.3ST5G suitable for automotive applications?
Yes, it is AEC-Q101 qualified and PPAP capable, making it suitable for automotive applications.
- What are some common applications of the ESD9R3.3ST5G?
Common applications include human body sensors, ultra-low current devices, high-speed data lines, and automotive electronics.
