Description
BUY STD03N,STD03P https://www.utsource.net/itm/p/12532830.html
Below is the parameter table for the STD03N and STD03P MOSFETs, along with some basic instructions for their use.
Parameter Table
Parameter |
Symbol |
STD03N (N-Channel) |
STD03P (P-Channel) |
Unit |
Drain-Source Voltage |
( V_ ) |
30 |
-30 |
V |
Gate-Source Voltage |
( V_ ) |
卤20 |
卤20 |
V |
Continuous Drain Current |
( I_ ) |
3.0 |
3.0 |
A |
Pulsed Drain Current |
( I_{D(pulse)} ) |
9.0 |
9.0 |
A |
RDS(on) at VGS = 10V/(-10V) |
( R_{DS(on)} ) |
0.055 |
0.085 |
惟 |
Total Power Dissipation |
( P_ ) |
1.2 |
1.2 |
W |
Junction Temperature |
( T_J ) |
-40 to 150 |
-40 to 150 |
掳C |
Storage Temperature |
( T_ ) |
-40 to 150 |
-40 to 150 |
掳C |
Instructions
General Usage
- Check the Polarity: Ensure that the polarity of the MOSFET matches the circuit requirements. The STD03N is an N-channel MOSFET, and the STD03P is a P-channel MOSFET.
- Heat Sinking: If the MOSFET will be operating at high currents or in high-temperature environments, consider using a heat sink to manage the junction temperature.
- Gate Drive: Ensure that the gate voltage is within the specified limits (( V_ )). For the STD03N, apply a positive voltage to turn it on, and for the STD03P, apply a negative voltage.
- Source Connection: For the STD03N, connect the source to ground (or the most negative point in the circuit). For the STD03P, connect the source to the positive supply voltage.
- Drain Connection: Connect the drain to the load or the point where current will flow through the MOSFET.
Specific Considerations
- RDS(on): The on-state resistance (( R_{DS(on)} )) is crucial for determining power dissipation. Use the formula ( P = I^2 times R_{DS(on)} ) to calculate the power dissipation.
- Thermal Management: Monitor the junction temperature (( T_J )) to ensure it does not exceed 150掳C. Use thermal paste and heat sinks if necessary.
- Overcurrent Protection: Implement overcurrent protection to prevent damage from excessive current.
Example Circuit
- N-Channel (STD03N):
- Source to Ground
- Drain to Load
- Gate to Control Signal (positive voltage to turn on)
- P-Channel (STD03P):
- Source to Positive Supply
- Drain to Load
- Gate to Control Signal (negative voltage to turn on)
By following these parameters and instructions, you can effectively use the STD03N and STD03P MOSFETs in your circuits.
(For reference only)
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