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2SJ439-VB TO251 Product details
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### 2SJ439-VB MOSFET Product Introduction
**Product Description: **
2SJ439-VB is a single-channel P-type MOSFET designed for efficient energy management. The MOSFET is packaged in TO-251 and has excellent conduction characteristics and moderate current carrying capacity. It uses trench technology to ensure reliability and stability in harsh environments.
**Product Description: **
2SJ439-VB is a single-channel P-type MOSFET designed for efficient energy management. The MOSFET is packaged in TO-251 and has excellent conduction characteristics and moderate current carrying capacity. It uses trench technology to ensure reliability and stability in harsh environments.
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| TO251 | Single-P-Channel | -30V | -1.7V | -20A | 72mΩ | 56mΩ | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO251 | Single-P-Channel | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO251 | Single-P-Channel | -30V | -1.7V | -20A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO251 | Single-P-Channel | -30V | -1.7V | -20A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO251 | Single-P-Channel |
### Detailed parameter description
- **Package:** TO-251
- **Configuration:** Single channel P type
- **Drain-source voltage (VDS):** -30V
- **Gate-source voltage (VGS):** ±20V
- **Threshold voltage (Vth):** -1.7V
- **On-resistance (RDS(ON)):**
- 72mΩ @ VGS = 4.5V
- 56mΩ @ VGS = 10V
- **Drain current (ID):** -20A
- **Technology:** Trench
Domain and module applications：
### Application Examples
**1. Power Management: **
2SJ439-VB MOSFET can be used in a variety of low-power power management applications, such as mobile electronic devices and home appliances. Its moderate conduction characteristics and low threshold voltage make it an ideal choice in power management circuits.
**2. Battery Protection: **
In portable devices and power tools, this MOSFET can be used in battery protection circuits to ensure that the battery is effectively managed and protected during the charging and discharging process.
**3. Medical Equipment: **
2SJ439-VB can be used in power management and control circuits in medical equipment to ensure the stability and safety of the equipment.
**4. LED Light Control: **
In lighting applications, this MOSFET can be used in LED light control circuits to adjust and control light brightness.
These examples demonstrate the usefulness and applicability of the 2SJ439-VB MOSFET in various fields, emphasizing its importance in low-power electronic design.
* Please note: the above is only an example application scenario, the specific application depends on the requirements and conditions of the system design. When using this device, consult its data sheet for detailed technical specifications and features
Technical support：
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