### CD214B-R3100 Component Overview The **CD214B-R3100** is a specific model of a **Fast Response Rectifier Diode** manufactured by **Bourns**. It is designed for power rectification applications where high efficiency and high voltage handling are required in a compact surface-mount package. --- ### Key Specifications Below are the primary technical parameters for the CD214B-R3100: | Parameter | Value | | :--- | :--- | | **Component Type** | Rectifier Diode | | **Maximum Repetitive Peak Reverse Voltage ($V_{RRM}$)** | 1000 V | | **Average Forward Current ($I_{F(AV)}$)** | 3.0 A | | **Forward Voltage Drop ($V_F$)** | ~1.15 V (at 3A) | | **Reverse Recovery Time ($t_{rr}$)** | 500 ns (Standard/Fast) | | **Operating Temperature Range** | -55°C to +150°C | | **Package Type** | SMB (DO-214AA) | --- ### Technical Features * **Surface Mount Technology (SMT):** Housed in a standard SMB/DO-214AA package, making it ideal for automated pick-and-place assembly. * **High Voltage Capability:** With a 1000V rating, it is suitable for AC-DC rectification in high-voltage power supplies. * **Thermal Performance:** Designed with a glass-passivated chip junction to ensure reliability and low leakage currents at high temperatures. * **RoHS Compliant:** Leads are typically tin-plated (Matte Sn) and meet environmental safety standards. --- ### Common Applications 1. **Switching Power Supplies (SMPS):** Used for rectification in the primary or secondary stages of power converters. 2. **Inverters:** Employed in DC-AC conversion circuits for motor drives or solar power. 3. **Freewheeling Diodes:** Acts as a protection diode to dissipate energy from inductive loads (like relays or motors). 4. **Polarity Protection:** Prevents damage to circuits if the DC power supply is connected backwards. --- ### Mechanical Dimensions (SMB Package) The SMB package is favored for balancing power dissipation with board space efficiency. ```text __________ | | | [ R3100] | <-- Typical Marking |__________| |_| |_| <-- Solder Pads (Cathode indicated by a band) ```