80mW - 1200V SiC Cascode | UJ3C120080K3S Datasheet Description CASE D (2) CASE United Silicon Carbide's cascode products co-package its highperformance G3 SiC JFETs with a cascode optimized MOSFET to produce the only standard gate drive SiC device in the market today. This series exhibits ultra-low gate charge, but also the best reverse recovery characteristics of any device of similar ratings. These devices are excellent for switching inductive loads, and any application requiring standard gate drive.
80mW - 1200V SiC Cascode | UJ3C120080K3S Datasheet Electrical Characteristics (TJ = +25°C unless otherwise specified) Typical Performance - Static Parameter Drain-source breakdown voltage Total drain leakage current Total gate leakage current Drain-source on-resistance Gate threshold voltage Gate resistance Symbol Test Conditions BVDS VGS=0V, ID=1mA IDSS IGSS RDS(on) Value Min 1200 VDS=1200V, VGS=0V, TJ=25°C Typ Max Units V 10 75 mA VDS=1200V, VGS=0V, TJ=175°C VDS=0V, Tj=25°C, VGS=-20V /
80mW - 1200V SiC Cascode | UJ3C120080K3S Datasheet Typical Performance - Dynamic Parameter Value symbol Test Conditions Ciss Coss Crss VDS=100V, VGS=0V, f=100kHz Effective output capacitance, energy related Coss(er) VDS=0V to 800V, VGS=0V 59 pF Effective output capacitance, time related Coss(tr) VDS=0V to 800V, VGS=0V 136 pF COSS stored energy Eoss VDS=800V, VGS=0V 19 mJ Total gate charge Gate-drain charge QG QGD 51 11 nC Gate-source charge QGS Turn-on delay time td(on) Input c
80mW - 1200V SiC Cascode | UJ3C120080K3S Datasheet 60 60 50 50 Vgs = 15V 40 Drain Current, ID (A) Drain Current, ID (A) Typical Performance Diagrams Vgs = 8V Vgs = 7.5V 30 Vgs = 7V Vgs = 6.5V 20 10 0 Vgs = 15V 30 Vgs = 8V Vgs = 7V 20 Vgs = 6.
80mW - 1200V SiC Cascode | UJ3C120080K3S Datasheet 60 Tj = -55°C Tj = 175°C Tj = 25°C Tj = - 55°C 250 50 Drain Current, ID (A) On-Resistance, RDS(on) (mW) 300 200 150 100 50 Tj = 175°C 40 30 20 10 0 0 0 10 20 30 40 Drain Current, ID (A) 50 60 0 Figure 5 Typical drain-source on-resistance at V GS = 12V 2 3 4 5 6 7 8 9 Gate-Source Voltage, VGS (V) 10 Gate-Source Voltage, VGS (V) 20 5 4 3 2 1 0 -100 1 Figure 6 Typical transfer characteristics at V DS = 5V 6 Threshold Voltage, Vth (
80mW - 1200V SiC Cascode | UJ3C120080K3S Datasheet 0 0 -5 Vgs = 0V Drain Current, ID (A) Drain Current, ID (A) Vgs = - 5V Vgs = -5V -5 Vgs = 5V -10 Vgs = 8V -15 -20 -25 -30 Vgs = 0V Vgs = 5V -10 Vgs = 8V -15 -20 -25 -30 -4 -3 -2 -1 Drain-Source Voltage, VDS (V) 0 -4 Figure 9 3rd quadrant characteristics at T J = - 55°C -3 -2 -1 Drain-Source Voltage, VDS (V) 0 Figure 10 3rd quadrant characteristics at T J = 25°C 0 40 30 -10 EOSS (mJ) Drain Current, ID (A) -5 -15 Vgs = - 5V 20
80mW - 1200V SiC Cascode | UJ3C120080K3S Datasheet 10000 35 DC Drain Current, ID (A) Capacitance, C (pF) Ciss 1000 100 Coss 10 Crss 30 25 20 15 10 5 1 0 200 400 600 800 1000 Drain-Source Voltage, VDS (V) 0 1200 -75 -50 -25 0 25 50 75 100 125 150 175 Case Temperature, TC (°C) Figure 13 Typical capacitances at 100kHz and V GS = 0V Figure 14 DC drain current derating Thermal Impedance, ZqJC (°C/W) Power Dissipation, Ptot (W) 300 250 200 150 100 50 0 -75 -50 -25 0 25 50 75 100 125 150 175 C
0mW - 1200V SiC Cascode | UJ3C120080K3S Datasheet 900 100 10 10ms 100ms 1 DC 1ms 10ms 700 600 500 Etot Eon Eoff 400 300 200 100 0 0.1 1 0 10 100 1000 Drain-Source Voltage, VDS (V) Figure 17 Safe operation area T c = 25°C, D = 0, Parameter t p 5 10 15 20 25 Drain Current, ID (A) 30 35 Figure 18 Clamped inductive switching energy vs.
80mW - 1200V SiC Cascode | UJ3C120080K3S Datasheet Switching Energy (mJ) 500 VDD = 800V, VGS = -5V/15V RG_ON = 1W, RG_OFF = 20W 400 300 Etot Eon Eoff 200 100 0 0 25 50 75 100 125 150 175 Junction Temperature, TJ (°C) Figure 21 Clamped inductive switching energy vs. junction temperature at I D = 20A Applications Information SiC cascodes are enhancement-mode power switches formed by a high-voltage SiC depletion-mode JFET and a low-voltage silicon MOSFET connected in series.