This document describes the absolute maximum ratings, electrical characteristics, and thermal characteristics of the KBU4A-KBU4M series bridge rectifiers. These products feature high surge current capability, reliable construction technique, and are ideal for printed circuit board applications.
The document is a technical specification sheet for the Fairchild Semiconductor KBU4A to KBU4M Bridge Rectifiers. It highlights features such as high surge current capability and reliable construction suitable for printed circuit boards.
Key specifications include an average rectified forward current of 4.0 A at Tj = 50°C, a non-repetitive peak forward surge current of 200 A, and storage temperatures ranging from -55 to +150 °C. The datasheet lists specific ratings for various models (4A through 4M) covering reverse voltages up to 1000 V.
| Average Rectified Forward Current (Tj = 50°C) | 4.0 A |
|---|---|
| Non-repetitive Peak Forward Surge Current | 200 A |
| Storage Temperature Range | -55 to +150 °C |
| Operating Junction Temperature | -55 to +150 °C |
| Power Dissipation | 6.6 W |
| Thermal Resistance, Junction to Ambient (per leg) | 19 °C/W |
| Forward Voltage (per bridge @ 4.0A) | 1.0 V |
The operating junction temperature range is from -55 to +150 °C.