Vishay Precision Group Bridge Rectifiers KBU4G-E4/51

Bridge Rectifier Single Phase Standard 400V Through Hole KBU

Manufacturer: Vishay Semiconductor Diodes Division
Win Source Part Number: 777988-KBU4G-E4/51
Packaging: Bulk
Mounting Style: Through Hole
Operating Temperature Range: -50°C ~ 150°C (TJ)
Package: 4-SIP, KBU
Technology: Standard
Diode Type: Single Phase
Current - Average Rectified (Io): 4A
Current - Reverse Leakage @ Vr: 5μA @ 400V
Family Name: KBU4G
Categories: Discrete Semiconductor Products
Manufacturer Package: KBU
Voltage - Peak Reverse (Maximum): 400V
Voltage - Forward (Vf) (Maximum) @ If: 1V @ 4A
Alternative Parts (Cross-Reference): KBU4G; MDA970G5; KBU4G_Q; KBU404 T0;
Introduction Date: June 18, 1998
ECCN: EAR99
Country of Origin: China
Estimated EOL Date: 2031
Popularity: Medium
Fake Threat In the Open Market: 42 pct.
Supply and Demand Status: Limited

Diode Rectifier Bridge Single 400V 4A 4-Pin Case KBU Bulk Product overview: KBU4G-E4/51 from Vishay is a Diode and Rectifier for rectification, reverse-polarity protection, signal routing, surge suppression, and electronic circuit reliability. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 400V, 4A. Search-friendly keywords include diode, rectifier, Schottky, switching diode, 400V, 4A, Diode and Rectifier, Bridge Rectifiers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 299-KBU4G-E4/51 can be used for catalog matching and distributor lookup.