3 Amp Drain Current MOSFET KIA Semicon Tech KND42120A 1200V N Channel for in Power Supplies and SMPS
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Product Description
Product Overview
The KIA SEMICONDUCTORS KNX42120A is a 3.0A, 1200V N-CHANNEL MOSFET designed for various power applications. It features low gate charge for minimized switching loss and a fast recovery body diode. Key advantages include RoHS compliance and a typical RDS(ON) of 7.0 at VGS=10V. This MOSFET is suitable for use in adaptors, chargers, and SMPS standby power supplies.
Product Attributes
- Brand: KIA
- Certifications: RoHS Compliant
Technical Specifications
| Part Number | Package | Continuous Drain Current (ID @ Tc=25 C) | Drain-to-Source Voltage (VDSS) | RDS(ON), typ. (VGS=10V) | Gate Threshold Voltage (VGS(TH)) | Total Gate Charge (Qg) |
| KND42120A | TO-252 | 3.0 A | 1200 V | 7.0 | 2.5 - 4.5 V | 17.5 nC |
| KNP42120A | TO-220 | 3.0 A | 1200 V | 7.0 | 2.5 - 4.5 V | 17.5 nC |
| KNF42120A | TO-220F | 3.0 A | 1200 V | 7.0 | 2.5 - 4.5 V | 17.5 nC |
| Symbol | Parameter | Test Conditions | Min. | Typ. | Max. | Unit |
| BVDSS | Drain-to-Source Breakdown Voltage | VGS=0V, ID=250uA | 1200 | -- | -- | V |
| IDSS | Drain-to-Source Leakage Current | VDS=1200V, VGS=0V | -- | -- | 1 | uA |
| IGSS | Gate-to-Source Leakage Current | VGS=30V, VDS=0V | -100 | -- | 100 | nA |
| RDS(ON) | Drain-to-Source ON Resistance | VGS=10V, ID=1.5A | -- | 7.0 | 9.0 | |
| VGS(TH) | Gate Threshold Voltage | VDS=VGS,ID=250uA | 2.5 | -- | 4.5 | V |
| Ciss | Input Capacitance | VGS=0V, VDS=25V, f=1.0MHZ | -- | 860 | -- | pF |
| Crss | Reverse Transfer Capacitance | VGS=0V, VDS=25V, f=1.0MHZ | -- | 22 | -- | pF |
| Coss | Output Capacitance | VGS=0V, VDS=25V, f=1.0MHZ | -- | 60 | -- | pF |
| Qg | Total Gate Charge | VDD=600V, ID=3.0A, VGS=10V | -- | 17.5 | -- | nC |
| Qgs | Gate-to-Source Charge | VDD=600V, ID=3.0A, VGS=10V | -- | 5.0 | -- | nC |
| Qgd | Gate-to-Drain (Miller) Charge | VDD=600V, ID=3.0A, VGS=10V | -- | 5.5 | -- | nC |
| td(ON) | Turn-on Delay Time | VDD=600V, ID=3.0A, RG=4.7, VGS= 10V | -- | 17 | -- | nS |
| trise | Rise Time | VDD=600V, ID=3.0A, RG=4.7, VGS= 10V | -- | 6.0 | -- | nS |
| td(OFF) | Turn-Off Delay Time | VDD=600V, ID=3.0A, RG=4.7, VGS= 10V | -- | 23 | -- | nS |
| tfall | Fall Time | VDD=600V, ID=3.0A, RG=4.7, VGS= 10V | -- | 11 | -- | nS |
| ISD | Continuous Source Current | -- | -- | -- | 3.0 | A |
| VSD | Forward Voltage | IS=3.0A, VGS=0V | -- | - | 1.5 | V |
| trr | Reverse recovery time | VGS=0V ,IF=3.0A, diF/dt=-100A/s | -- | 200 | -- | ns |
| Qrr | Reverse recovery charge | VGS=0V ,IF=3.0A, diF/dt=-100A/s | -- | 760 | -- | nC |
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