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Product Detailed Parameters
- Description：BRIDGE RECT 1PHASE 1KV 8.4A GBU
- Series：-
- Mfr：Diotec Semiconductor
- Package：Box
- Diode Type：Single Phase
- Technology：Standard
- Voltage - Peak Reverse (Max)：1 kV
- Current - Average Rectified (Io)：8.4 A
- Voltage - Forward (Vf) (Max) @ If：1 V @ 12 A
- Current - Reverse Leakage @ Vr：5 µA @ 1000 V
- Operating Temperature：-50°C ~ 150°C (TJ)
- Mounting Type：Through Hole
- Package / Case：4-SIP, GBU
- Supplier Device Package：GBU
- Grade：-
- Qualification：-
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Overview
The GBU12M is a single-phase diode bridge rectifier manufactured by Diotec Semiconductor. It features an average forward current (IFAV) of 12 A and a peak repetitive reverse voltage (VRRM) of 1000 V. The device operates within a junction temperature range of -50°C to +150°C. Typical thermal resistance from junction to ambient is 18 K/W, while junction-to-case is 2.7 K/W. Maximum ratings include a peak forward surge current (IFSM) of 300 A at 60 Hz and a rating for fusing of 375 A²s.
Feature Summary
- Single-phase bridge rectifier configuration
- High surge current capability
- Wide operating temperature range
Applications
- Standard commercial and industrial applications
- Power supply circuits requiring high voltage rectification
- General-purpose AC to DC conversion
Procurement Notes
Verify the specific ordering suffix against official Diotec documentation to confirm exact electrical parameters and packaging details. Ensure compliance with RoHS and ELV directives as stated in the datasheet. Confirm that the component meets standard commercial/industrial reliability grades unless automotive qualification is explicitly required.
Selection Notes
Select the GBU12M when a 1000 V reverse voltage rating is necessary alongside a 12 A continuous current capacity. Consider the thermal resistance values for heat dissipation planning in enclosed environments. Verify that the recommended protective resistance and load capacitor values align with the specific circuit design requirements to prevent exceeding surge current limits.
Part Context
This component belongs to the GBU12A through GBU12M series of silicon bridge rectifiers. The series shares common mechanical dimensions and current ratings, differentiated primarily by their peak repetitive reverse voltage ratings. The GBU12M represents the highest voltage variant within this specific 12 A package lineup.
Replacement Considerations
Cross-reference with other manufacturers offering GBU-4 packaged bridge rectifiers rated for 12 A and 1000 V. Ensure equivalent thermal resistance and surge current capabilities are met. Verify pinout compatibility and mounting torque specifications before substitution.
