Littelfuse IXYS DSEP2X31-12A fast recovery diode with short recovery time and dissipation in SOT227B
Product Overview
The DSEP2x31-12A is a high-performance fast recovery diode featuring low loss and soft recovery characteristics. Designed with planar passivated chips, it offers very low leakage current, very short recovery time, and improved thermal behavior. Its very low Irm-values and soft reverse recovery contribute to reduced power dissipation and turn-on losses in commutating switches, making it suitable as an antiparallel diode for high-frequency switching devices, antisaturation diode, snubber diode, and free-wheeling diode. It is also used in rectifiers for switch-mode power supplies (SMPS) and uninterruptible power supplies (UPS). The diode is housed in an industry-standard SOT-227B (minibloc) package.
Product Attributes
- Brand: IXYS
- Package: SOT-227B (minibloc)
- Certifications: RoHS compliant, Epoxy meets UL 94V-0
- Backside: Isolated
- Base plate: Copper internally DCB isolated
- Isolation Voltage: 3000 V~
Technical Specifications
| Symbol | Definition | Conditions | Unit | typ. | max. | min. |
|---|---|---|---|---|---|---|
| VRRM | max. repetitive reverse blocking voltage | TVJ = 25C | V | 1200 | ||
| VRSM | max. non-repetitive reverse blocking voltage | TVJ = 25C | V | 1200 | ||
| IFAV | average forward current | TC = 100C | A | 2x60 | ||
| IFSM | max. forward surge current | t = 10 ms; (50 Hz), sine; TVJ = 45C | A | 1200 | ||
| VF | forward voltage drop | IF = 60 A; TVJ = 25C | V | 1,77 | 2,26 | |
| VF0 | threshold voltage | TVJ = 150C | V | 1,31 | ||
| rF | slope resistance for power loss calculation only | TVJ = 150C | m | 15,4 | ||
| Ptot | total power dissipation | TC = 25C | W | 250 | ||
| RthJC | thermal resistance junction to case | K/W | 1,15 | |||
| RthCH | thermal resistance case to heatsink | K/W | 0,1 | |||
| TVJ | virtual junction temperature | C | 150 | |||
| Tstg | storage temperature | C | -40 | 150 | ||
| IRMS | RMS current | per terminal | A | 100 | ||
| IRMS | RMS current | terminal to terminal | A | 125 | ||
| Weight | g | 30 | ||||
| Isolation Voltage | t = 1 second | V | 2500 | |||
| Isolation Voltage | t = 1 minute | V | 3000 | |||
| Mounting torque | Nm | 1,1 | 1,5 | |||
| Terminal torque | Nm | 1,1 | 1,5 | |||
| trr | reverse recovery time | IF = 30 A; -dIF/dt = 200 A/s; VR = 600 V; TVJ = 100C | ns | 40 | ||
| IRM | max. reverse recovery current | IF = 30 A; -dIF/dt = 200 A/s; VR = 600 V; TVJ = 100C | A | 8,5 | ||
| Qr | reverse recovery charge | IF = 30 A; -dIF/dt = 200 A/s; VR = 600 V; TVJ = 100C | C | 13 |
2504101957_Littelfuse-IXYS-DSEP2X31-12A_C21790168.pdf
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