### Overview of BAV20WG-CB2-R The **BAV20WG-CB2-R** is a high-speed switching diode typically housed in a small surface-mount package (SOD-323). It is designed for high-voltage switching applications where fast response times and low capacitance are critical. --- ### Technical Specifications The following table summarizes the primary electronic characteristics of the BAV20WG-CB2-R: | Parameter | Symbol | Typical Value | Unit | | :--- | :--- | :--- | :--- | | **Continuous Reverse Voltage** | $V_R$ | 200 | V | | **Repetitive Peak Reverse Voltage** | $V_{RRM}$ | 200 | V | | **Forward Continuous Current** | $I_F$ | 200 | mA | | **Forward Voltage Drop** (at 100mA) | $V_F$ | 1.0 (Max) | V | | **Reverse Recovery Time** | $t_{rr}$ | 50 | ns | | **Total Capacitance** | $C_T$ | 5 | pF | | **Power Dissipation** | $P_D$ | 200 | mW | --- ### Key Features * **High Voltage Capability:** Unlike standard signal diodes (like the 1N4148 which is rated at ~100V), this part supports up to **200V**, making it suitable for industrial and power sensing circuits. * **Fast Switching:** With a reverse recovery time ($t_{rr}$) of approximately 50ns, it can handle high-frequency signals without significant distortion. * **Small Footprint:** The **SOD-323** package is extremely compact, saving PCB real estate in dense electronic assemblies. * **AEC-Q101 Compliance:** Many variants of this series are qualified for automotive use, ensuring high reliability under thermal stress. --- ### Typical Applications 1. **General Purpose Switching:** Used in logic circuits to control signal flow. 2. **Reverse Polarity Protection:** Protecting low-power DC rails from accidental battery reversal. 3. **Clamping & Clipping:** Preventing voltage spikes from damaging sensitive IC inputs by "clamping" the voltage to the rail level. 4. **Signal Rectification:** Converting high-frequency AC signals to DC in telecommunication devices. --- ### Part Number Breakdown (Suffix Meaning) | Segment | Meaning | | :--- | :--- | | **BAV20** | Basic part family (High Voltage Switching Diode) | | **W** | Often denotes the small-signal surface mount package variant | | **G** | Usually indicates "Green" (Halogen-free and RoHS compliant) | | **CB2-R** | Manufacturer-specific code for Tape & Reel packaging and specific die revision |