Fairchild KBU6A - KBU6M Bridge Rectifier Data Sheets
Summary
These datasheets provide comprehensive technical specifications for KBU6A through KBU6M Bridge Rectifiers. This product line offers high surge current capability and reliable construction, making it ideal for PCB integration in power applications. The manual details critical information—including absolute maximum ratings, forward/reverse voltage characteristics, and thermal properties—to assist engineers in selecting the appropriate rectifier bridge for their electronic designs.
Page 1 Text Content
6A - K 6M ridge R ectifiers
July 2010
KBU6A - KBU6M Bridge Rectifiers Features High surge current capability. Reliable construction technique. Ideal for printed circuit board. UL Certificate # E326243.
Absolute Maximum Ratings* TA= 25°C unless otherwise noted
Value
Symbol Parameter Units
VRRM Maximum Repetitive Reverse Voltage
VRMS Maximum RMS Bridge Input Voltage VR DC Reverse Voltage (Rated VR) IF(AV) Average Rectified Forward Current, @ TA= 65°C 6.0 IFSM Non-repetitive Peak Forward Surge Current TSTG Storage Temperature Range -55 to +150 °C TJ Operating Junction Temperature -55 to +150 °C
* These ratings are limiting values above which the serviceability of any semiconductor device may be impaired.
Thermal Characteristics Symbol Parameter Value Units PD Power Dissipation 6.7
RθJA Thermal Resistance, Junction to Ambient,* per leg 8.6 °C/W RθJL Thermal Resistance, Junction to Lead,* per leg 4.0 °C/W
* Device mounted on PCB with 0.375 " (9.5 mm) lead length and 0.5 x 0.5" (12 x 12 mm) copper pads.
Electrical Characteristics TA= 25°C unless otherwise noted Symbol Parameter Value Units VF Forward Voltage, per bridge @ 6.0 A 1.0
IR Reverse Current, total bridge @ rated VR TA= 25°C 5.0 µA
TA= 100°C µA
© 2010 Fairchild Semiconductor Corporation www.fairchildsemi.com KBU6A - KBU6M Rev. C1
Page Summary Contents For Fairchild KBU6A - KBU6M Bridge Rectifier Data Sheets
Manual Details
| Brand | Fairchild |
|---|---|
| Pages | 3 |
| File Size | 164.22 KB |
| Published | July 12, 2026 |
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Frequently Asked Questions
Am I allowed to use this device in critical life support systems?
No, the products are not authorized for use as critical components in life support devices or systems without Express written approval.
What is the average rectified forward current at 65°C?
The Average Rectified Forward Current (I_FAV) at T = 65°C is listed as 6.0 A.
Do I need to buy these parts from an authorized source?
Yes, it is strongly recommended that customers purchase Fairchild parts either directly or from Authorized Fairchild Distributors for genuine parts and warranty coverage.
Are there specific limits on the operating junction temperature?
The Operating Junction Temperature (Tj) range is -55 to +150 °C.