Product Overview
FDN342P from onsemi is a P-channel 20V 1.7A MOSFET with 70mOhm RDS(on), logic level. SOT-23 for load switching.
Working Principle
P-channel enhancement MOSFET in SOT-23. -20V VDS, -1.7A ID. 70mOhm RDS(on) at VGS=-4.5V. Logic level gate. Popular for high-side load switching and battery disconnect.
Pin Description
| Pin | Name | Function |
|---|---|---|
| 1 | G | Gate |
| 2 | S | Source |
| 3 | D | Drain |
Applications
- High-side load switch
- Battery disconnect
- Power management
- Battery protection
Alternative Models
| Mfr | Part | Notes |
|---|---|---|
| Diodes | DMP2305U-7 | Similar P-ch SOT-23 |