Overview
The BZX84B9V1LT1 is a Zener voltage regulator diode produced by ON Semiconductor. This component is part of the BZX84 series, which offers low-power voltage regulation in a compact SOT23 (TO-236AB) surface-mounted device (SMD) package. The BZX84B9V1LT1 is designed for general regulation functions and is suitable for a wide range of applications requiring stable voltage regulation.
Key Specifications
| Parameter | Conditions | Min | Nom | Max | Unit |
|---|---|---|---|---|---|
| VZ (Zener Voltage) | IZ = 5 mA | 8.92 | 9.1 | 9.28 | V |
| VF (Forward Voltage) | IF = 10 mA | - | - | 0.9 | V |
| Ptot (Total Power Dissipation) | Tamb ≤ 25 °C | - | - | 250 | mW |
| IR (Reverse Leakage Current) | VR = VZ, IZ = 5 mA | - | - | 0.05 | μA |
| Cd (Diode Capacitance) | VR = 0, f = 1 MHz | - | - | 80 | pF |
| TJ (Maximum Junction Temperature) | - | - | - | 150 | °C |
Key Features
- Total power dissipation: ≤250 mW
- Tolerance: ±2% (B series)
- Working voltage range: nominal 2.4 V to 75 V (E24 range)
- Non-repetitive peak reverse power dissipation: ≤ 40 W
- Compact SOT23 (TO-236AB) SMD package
- Low forward voltage drop: ≤ 0.9 V at IF = 10 mA
- Low reverse leakage current
- Temperature coefficient: typically around 3-6 mV/K
Applications
The BZX84B9V1LT1 is suitable for various applications requiring stable voltage regulation, including:
- General voltage regulation functions
- Overvoltage protection circuits
- Voltage reference circuits
- Automotive and industrial electronics
- Consumer and mobile device applications
Q & A
- What is the primary function of the BZX84B9V1LT1?
The primary function of the BZX84B9V1LT1 is to act as a Zener voltage regulator, providing stable voltage regulation in electronic circuits.
- What is the typical Zener voltage for the BZX84B9V1LT1?
The typical Zener voltage for the BZX84B9V1LT1 is 9.1 V at an operating current of 5 mA.
- What is the maximum forward voltage drop for the BZX84B9V1LT1?
The maximum forward voltage drop for the BZX84B9V1LT1 is 0.9 V at a forward current of 10 mA.
- What is the total power dissipation rating for the BZX84B9V1LT1?
The total power dissipation rating for the BZX84B9V1LT1 is ≤250 mW.
- What is the package type of the BZX84B9V1LT1?
The BZX84B9V1LT1 is packaged in a SOT23 (TO-236AB) surface-mounted device (SMD) package.
- What are the typical applications for the BZX84B9V1LT1?
The BZX84B9V1LT1 is typically used in general voltage regulation functions, overvoltage protection circuits, voltage reference circuits, and various automotive, industrial, and consumer electronics.
- What is the tolerance range for the BZX84B9V1LT1?
The BZX84B9V1LT1 has a tolerance range of ±2%.
- What is the maximum junction temperature for the BZX84B9V1LT1?
The maximum junction temperature for the BZX84B9V1LT1 is 150 °C.
- How much reverse leakage current can the BZX84B9V1LT1 handle?
The BZX84B9V1LT1 has a maximum reverse leakage current of 0.05 μA at VR = VZ.
- What is the diode capacitance of the BZX84B9V1LT1?
The diode capacitance of the BZX84B9V1LT1 is approximately 80 pF at VR = 0 and f = 1 MHz.
