Overview
The BSS84-HF is a P-Channel Enhancement Mode Field-Effect Transistor (MOSFET) produced by Comchip Technology. This device is designed using high cell density DMOS technology, which minimizes on-state resistance and provides rugged and reliable performance along with fast switching capabilities. It is particularly suited for low-voltage applications requiring a low-current high-side switch.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Drain-Source Voltage (VDSS) | -50 | V |
| Gate-Source Voltage (VGSS) | ±20 | V |
| Continuous Drain Current (ID) | -0.13 | A |
| Pulsed Drain Current (ID) | -0.52 | A |
| Maximum Power Dissipation (PD) | 0.36 | W |
| On-State Resistance (RDS(on)) at VGS = -5V | 10 | Ω |
| Package | SOT-23 | |
| Operating and Storage Junction Temperature Range | -55 to +150 | °C |
Key Features
- High-density cell design for low on-state resistance (RDS(on))
- Fast switching and high saturation current
- Voltage-controlled P-Channel small-signal switch
- Pb-free and halogen-free packaging
- Rugged and reliable performance
Applications
- Low-voltage applications requiring a low-current high-side switch
- Mobile phone and notebook PC power conversion circuits
- Small signal circuits and protection circuits in various electronic devices
- Automotive applications such as TPMS, seat heating systems, and remote keyless entry systems
- LED lighting systems and other power conversion applications
Q & A
- What is the BSS84-HF MOSFET used for? The BSS84-HF is used in low-voltage applications requiring a low-current high-side switch.
- What is the maximum drain-source voltage of the BSS84-HF? The maximum drain-source voltage is -50V.
- What is the continuous drain current of the BSS84-HF? The continuous drain current is -0.13A.
- What is the on-state resistance of the BSS84-HF at VGS = -5V? The on-state resistance is 10Ω.
- Is the BSS84-HF Pb-free and halogen-free? Yes, the BSS84-HF is Pb-free and halogen-free.
- What is the package type of the BSS84-HF? The package type is SOT-23.
- What are the typical applications of the BSS84-HF in automotive systems? Typical applications include TPMS, seat heating systems, and remote keyless entry systems.
- Can the BSS84-HF be used in high-temperature environments? Yes, it can operate in a junction temperature range of -55 to +150°C.
- What is the maximum power dissipation of the BSS84-HF? The maximum power dissipation is 0.36W.
- Is the BSS84-HF suitable for fast switching applications? Yes, it is designed for fast switching and high saturation current.
