Product parameter：
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds2.5 |
Rds4.5 |
Rds10 |
Technology |
| SC70-3 |
Single-N |
20V |
|
0.5~1.5V |
1.5A |
260(mΩ) |
210(mΩ) |
|
Trench |
| VB Package |
Configuration |
VCE |
VGE |
VGEth(V) |
VCEsat15V |
ICE |
Technology |
| SC70-3 |
Single-N |
|
|
|
|
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds18 |
Technology |
| SC70-3 |
Single-N |
20V |
|
0.5~1.5V |
1.5A |
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds6 |
Technology |
| SC70-3 |
Single-N |
20V |
|
0.5~1.5V |
1.5A |
|
Trench |
| VB Package |
Polarity |
Vz / VR |
Pd |
VF |
IF |
IR |
Cd |
Type |
| SC70-3 |
Single-N |
|
|
|
|
|
|
|
Voltage Rating: 20V, meets typical requirements for low-voltage systems
Gate Drive Range: ±20V, compatible with 2.5V~12V logic levels
Threshold Voltage: 0.5~1.5V, reliable turn-on even with low-voltage drive
On-Resistance: 260mΩ (2.5V drive) / 210mΩ (4.5V drive), low loss and reduced heat generation
Maximum Current: 1.5A, sufficient to drive peripheral loads in a small package
Trench technology, excellent switching characteristics, suitable for high-frequency applications
Domain and module applications：
TWS Earphone Charging Case – Used as a battery charge/discharge switching switch, low internal resistance reduces heat, extending earphone battery life.
Smart Bracelet/Watch – Achieves precise on/off in the power supply path of vibration motors, heart rate sensors, reducing standby power consumption.
Electronic Cigarette / Low-Power Heater – Utilizes low-voltage direct drive characteristics, can be directly controlled with MCU I/O pins, simplifying the circuit.
Portable Medical Device – Used for power management in blood glucose meters, temperature patches, ultra-small package saves PCB space.
IoT Sensor Node – Acts as a load switch in battery-powered scenarios, microamp-level leakage current protects battery life.
Mobile Phone/Tablet Peripheral Accessories – Such as USB peripheral detection, reverse current prevention circuits, improving system reliability.
DC-DC Converter Auxiliary Circuit – Replaces diodes in low-voltage synchronous rectification or load switches, improving conversion efficiency. One-sentence summary: SI3134KWAS-TP-VB is the 'micro-switch expert' for low-voltage micro-power applications, using an ultra-small package and low conduction loss to free up every inch of space for your smart hardware 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：
* If you have any questions about the product, please fill out the form to submit, we will reply you within 24 hours
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