Silicon Carbide Power MOSFET MICROCHIP MSC750SMA170B4 1700 Volt 750 Milliamp High Voltage Switching Device
Product Overview
The MSC750SMA170B is a 1700 V, 750 m Silicon Carbide (SiC) N-Channel Power MOSFET designed to enhance performance in high-voltage applications compared to traditional silicon solutions. It offers lower total cost of ownership, high efficiency for compact systems, and simplified driving and paralleling. Key features include low capacitances, fast switching, stable operation at high temperatures (TJ(max) = 175 C), a fast and reliable body diode, and superior avalanche ruggedness. This device is ideal for applications such as PV inverters, industrial motor drives, smart grid infrastructure, H/EV powertrains, EV chargers, and power supplies.
Product Attributes
- Brand: Microsemi
- Material: Silicon Carbide (SiC)
- Certification: RoHS compliant
Technical Specifications
| Characteristic | Symbol | Unit | Ratings | Test Conditions |
| Drain source voltage | VDSS | V | 1700 | |
| Continuous drain current at TC = 25 C | ID | A | 7 | |
| Continuous drain current at TC = 100 C | ID | A | 5 | |
| Pulsed drain current | IDM | A | 12 | |
| Gate-source voltage | VGS | V | 23 to 10 | |
| Total power dissipation at TC = 25 C | PD | W | 68 | |
| Linear derating factor | W/C | 0.46 | ||
| Junction-to-case thermal resistance | RJC | C/W | 1.46 (Typ) | |
| Operating junction temperature | TJ | C | -55 to 175 | |
| Storage temperature | TSTG | C | -55 to 150 | |
| Soldering temperature for 10 seconds (1.6 mm from case) | TL | C | 300 | |
| Mounting torque, 6-32 or M3 screw | N-m | 1.1 (Typ) | ||
| Package weight | Wt | g | 6.2 (Typ) | |
| Drain-source breakdown voltage | V(BR)DSS | V | 1700 | VGS = 0 V, ID = 100 A |
| Drain-source on resistance | RDS(on) | m | 750 (Typ) | VGS = 20 V, ID = 2.5 A |
| Gate-source threshold voltage | VGS(th) | V | 1.9 (Typ) | VGS = VDS, ID = 100 A |
| Threshold voltage coefficient | VGS(th)/ TJ | mV/C | 5.7 (Typ) | VGS = VDS, ID = 100 A |
| Zero gate voltage drain current | IDSS | A | 100 (Max) | VDS = 1700 V, VGS = 0 V |
| Zero gate voltage drain current at TJ = 125 C | IDSS | nA | 500 (Typ) | VDS = 1700 V, VGS = 0 V |
| Gate-source leakage current | IGSS | nA | 100 (Max) | VGS = 20 V/10 V |
| Input capacitance | Ciss | pF | 184 (Typ) | VGS = 0 V, VDD = 1360 V, VAC = 25 mV, = 1 MHz |
| Reverse transfer capacitance | Crss | pF | 14 (Typ) | |
| Output capacitance | Coss | pF | 184 (Typ) | |
| Total gate charge | Qg | nC | 11 (Typ) | VGS = 5 V/20 V, VDD = 850 V, ID = 2.5 A |
| Gate-source charge | Qgs | nC | 2.9 (Typ) | |
| Gate-drain charge | Qgd | nC | 2.1 (Typ) | |
| Turn-on delay time | td(on) | ns | 13 (Typ) | VDD = 1200 V, VGS = 5 V/20 V, ID = 5 A, RG(ext) = 8 |
| Voltage fall time | tf | ns | 12 (Typ) | |
| Turn-off delay time | td(off) | ns | 7 (Typ) | |
| Voltage rise time | tr | ns | 13 (Typ) | |
| Turn-on switching energy | Eon | J | 107 (Typ) | |
| Turn-off switching energy | Eoff | J | 17 (Typ) | |
| Turn-on delay time at TJ = 150 C | td(on) | ns | 13 (Typ) | VDD = 1200 V, VGS = 5 V/20 V, ID = 5 A, RG(ext) = 8 |
| Voltage fall time at TJ = 150 C | tf | ns | 7 (Typ) | |
| Turn-off delay time at TJ = 150 C | td(off) | ns | 8 (Typ) | |
| Voltage rise time at TJ = 150 C | tr | ns | 13 (Typ) | |
| Turn-on switching energy at TJ = 150 C | Eon | J | 185 (Typ) | |
| Turn-off switching energy at TJ = 150 C | Eoff | J | 20 (Typ) | |
| Equivalent series resistance | ESR | 2.89 (Typ) | = 1 MHz, 25 mV, drain short | |
| Short circuit withstand time | SCWT | s | 2.5 (Typ) | VDS = 1200 V, VGS = 20 V |
| Avalanche energy, single pulse | EAS | mJ | 360 (Typ) | VDS = 150 V, VGS = 20 V, ID = 2.5 A |
| Diode forward voltage | VSD | V | 3.8 (Typ) | ISD = 2.5 A, VGS = 0 V |
| Diode forward voltage | VSD | V | 3.9 (Typ) | ISD = 2.5 A, VGS = 5 V |
| Reverse recovery time | trr | ns | 18 (Typ) | ISD = 5 A, VGS = 5 V, VDD = 1200 V, dl/dt = 2000 A/s |
| Reverse recovery charge | Qrr | nC | 120 (Typ) | |
| Reverse recovery current | IRRM | A | 3.0 (Typ) | Rg = 8 |
2411261433_MICROCHIP-MSC750SMA170B4_C3281102.pdf
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