Littelfuse IXYS VBO78-08NO7 rectifier module with improved power cycling and ECO PAC2 package design
Key Attributes
Model Number:
VBO78-08NO7
Product Custom Attributes
Non-Repetitive Peak Forward Surge Current:
810A
Operating Junction Temperature Range:
-40℃~+150℃@(Tj)
Voltage - Forward(Vf@If):
1.14V@40A
Current - Rectified:
78A
Voltage - DC Reverse(Vr):
800V
Mfr. Part #:
VBO78-08NO7
Product Description
Product Overview
The VBO78-08NO7 is a standard rectifier module from Littelfuse, designed for main rectification in single-phase bridge configurations. It features a package with DCB ceramic, improved temperature and power cycling, planar passivated chips, and a very low forward voltage drop and leakage current. This module is suitable for various applications including DC power supplies, input rectifiers for PWM inverters, and field supplies for DC motors.
Product Attributes
- Brand: Littelfuse
- Package: ECO-PAC2
- Certifications: RoHS compliant
- Material: DCB ceramic base plate
Technical Specifications
| Symbol | Definition | Conditions | min. | typ. | max. | Unit |
| VRRM | max. repetitive reverse blocking voltage | TVJ = 25C | 800 | V | ||
| VRSM | max. non-repetitive reverse blocking voltage | TVJ = 25C | 1000 | V | ||
| IR | reverse current | VR = 800 V; TVJ = 25C | 125 | A | ||
| VF | forward voltage drop | IF = 80 A; TVJ = 25C | 1.32 | V | ||
| VF0 | threshold voltage | TVJ = 150C | 0.81 | V | ||
| rF | slope resistance | TVJ = 150C | 5.9 | m | ||
| IFSM | max. forward surge current | t = 10 ms; (50 Hz), sine; TVJ = 45C | 750 | A | ||
| It | value for fusing | t = 10 ms; (50 Hz), sine; TVJ = 150C | 2.82 | kAs | ||
| Ptot | total power dissipation | TC = 25C | 175 | W | ||
| thJC | thermal resistance junction to case | 0.7 | K/W | |||
| thCH | thermal resistance case to heatsink | 0.3 | K/W | |||
| IISOL | isolation voltage | 50/60 Hz, RMS; IRMS 1 mA; t = 1 second | 3000 | V~ | ||
| TVJ | virtual junction temperature | -40 | 150 | C | ||
| Tstg | storage temperature | -40 | 125 | C |
2411261547_Littelfuse-IXYS-VBO78-08NO7_C17699298.pdf
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