Overview
The BAV99 is a high-speed switching diode produced by NXP Semiconductors (now part of Nexperia). It consists of two high-speed switching diodes connected in series, fabricated in planar technology and encapsulated in a small SOT23 plastic SMD package. This diode is designed for high-speed switching applications, offering low capacitance, low leakage current, and fast reverse recovery time.
Key Specifications
| Parameter | Symbol | Unit | Min | Typ | Max |
|---|---|---|---|---|---|
| Reverse Voltage | VR | V | - | - | 100 |
| Forward Current | IF | mA | - | - | 215 |
| Non-Repetitive Peak Forward Surge Current | IFSM | A | - | - | 4 (tp = 1 μs) |
| Forward Voltage | VF | mV | - | - | 1000 @ IF = 50 mA |
| Reverse Leakage Current | IR | nA | - | - | 1000 @ VR = 75 V |
| Diode Capacitance | Cd | pF | - | - | 1.5 |
| Reverse Recovery Time | trr | ns | - | - | 4 |
| Junction Temperature | Tj | °C | - | - | 150 |
| Ambient Temperature | Tamb | °C | -65 | - | 150 |
Key Features
- High switching speed with a reverse recovery time (trr) of ≤ 4 ns.
- Low capacitance (Cd) of ≤ 1.5 pF.
- Low leakage current.
- Reverse voltage (VR) up to 100 V.
- Compact SOT23 package.
- Suitable for high-frequency and high-speed switching applications.
Applications
The BAV99 high-speed switching diode is widely used in various applications across different industries, including:
- Automotive electronics for high-speed switching and protection circuits.
- Industrial control systems requiring fast switching times.
- Consumer electronics for high-frequency applications.
- Mobile and wearable devices where space and speed are critical.
- Power management and computing systems.
Q & A
- What is the BAV99 diode used for? The BAV99 is used for high-speed switching applications due to its fast reverse recovery time and low capacitance.
- What is the maximum reverse voltage of the BAV99 diode? The maximum reverse voltage (VR) is 100 V.
- What is the typical forward voltage of the BAV99 diode? The typical forward voltage (VF) at IF = 50 mA is 1 V.
- What is the reverse recovery time of the BAV99 diode? The reverse recovery time (trr) is ≤ 4 ns.
- What package type does the BAV99 diode come in? The BAV99 diode comes in a SOT23 plastic SMD package.
- Is the BAV99 diode suitable for automotive applications? Yes, it is qualified according to the Automotive Electronics Council (AEC) standard Q101 and is suitable for automotive applications.
- What is the maximum junction temperature for the BAV99 diode? The maximum junction temperature (Tj) is 150 °C.
- What is the maximum forward current for the BAV99 diode? The maximum forward current (IF) is 215 mA.
- How much capacitance does the BAV99 diode have? The diode capacitance (Cd) is ≤ 1.5 pF.
- What is the non-repetitive peak forward surge current for the BAV99 diode? The non-repetitive peak forward surge current (IFSM) is 4 A for tp = 1 μs.
