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KBU4B Dataheets PDF



Part Number KBU4B
Manufacturers Fairchild Semiconductor
Logo Fairchild Semiconductor
Description 4.0 Ampere Silicon Bridge Rectifiers
Datasheet KBU4B DatasheetKBU4B Datasheet (PDF)

KBU4A - KBU4M Discrete POWER & Signal Technologies KBU4A - KBU4M 0.935(23.7) 0.895(22.7) 0.16(4.1) 0.14(3.6) 0.085(2.2) 0.280(7.1) 0.260(6.6) Features • • • High surge current capability. Reliable construction technique. Ideal for printed circuit board. 0.70(17.8) 0.66(16.8) 0.0760(19.3) MAX 0.065(1.7) 45 ° + + 0.455(11.3) – ~ ~ + 0.405(10.3) 0.165(4.2) 0.150(3.8) KBU 1.0(2.54) MIN 0.260(6.8) 0.180(4.5) 0.220(5.6) 4.0 Ampere Silicon Bridge Rectifiers Absolute Maximum Ratings* Symbo.

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KBU4A - KBU4M Discrete POWER & Signal Technologies KBU4A - KBU4M 0.935(23.7) 0.895(22.7) 0.16(4.1) 0.14(3.6) 0.085(2.2) 0.280(7.1) 0.260(6.6) Features • • • High surge current capability. Reliable construction technique. Ideal for printed circuit board. 0.70(17.8) 0.66(16.8) 0.0760(19.3) MAX 0.065(1.7) 45 ° + + 0.455(11.3) – ~ ~ + 0.405(10.3) 0.165(4.2) 0.150(3.8) KBU 1.0(2.54) MIN 0.260(6.8) 0.180(4.5) 0.220(5.6) 4.0 Ampere Silicon Bridge Rectifiers Absolute Maximum Ratings* Symbol IO if(surge) PD RθJA RθJL Tstg TJ Average Rectified Current @ TA = 50°C Peak Forward Surge Current Total Device Dissipation Derate above 25°C Thermal Resistance, Junction to Ambient,** per leg Thermal Resistance, Junction to Lead,** per leg Storage Temperature Range Operating Junction Temperature TA = 25°C unless otherwise noted 0.180(4.6) 0.052(1.3) 0.048(1.2) Dimensions are in: inches (mm) Parameter Value 4.0 200 6.6 53 19 4.0 -55 to +150 -55 to +150 Units A A W mW/°C °C/W °C/W °C °C *These ratings are limiting values above which the serviceability of any semiconductor device may be impaired. **Device mounted on PCB with 0.375 " (9.5 mm) lead length and 0.5 x 0.5" (13 x 13 mm) copper pads. Electrical Characteristics Parameter 4A Peak Repetitive Reverse Voltage Maximum RMS Bridge Input Voltage DC Reverse Voltage (Rated VR) Maximum Reverse Leakage, total bridge @ rated VR TA = 25°C TA = 100°C Maximum Forward Voltage Drop, per bridge @ 4.0 A 50 35 50 TA = 25°C unless otherwise noted Device 4B 100 70 100 4D 200 140 200 4G 400 280 400 5.0 500 1.0 4J 600 420 600 4K 800 560 800 4M 1000 700 1000 Units V V V µA µA V 1998 Fairchild Semiconductor Corporation KBU4A-KBU4M, Rev. A KBU4A - KBU4M Silicon Bridge Rectifiers (continued) Typical Characteristics Forward Current Derating Curve 5 FORWARD CURRENT (A) Forward Characteristics 100 FORWARD CURRENT (A) 4 3 SINGLE PHASE HALF WAVE 60HZ RESISTIVE OR INDUCTIVE LOAD .375" 9.0 mm LEAD LENGTHS 10 2 1 TA J = 25º C Pulse Width = 300µS 2% Duty Cycle 1 0 0 50 100 AMBIENT TEMPERATURE ( º C) 150 0.1 0.6 0.7 0.8 0.9 1 1.1 FORWARD VOLTAGE (V) 1.2 1.3 Non-Repetitive Surge Current 200 FORWARD SURGE CURRENT (A) 175 150 125 100 75 50 25 0 1 2 5 10 20 50 NUMBER OF CYCLES AT 60Hz 100 REVERSE CURRENT (µ A) 100 Reverse Characteristics T A= 100º C 10 1 T A= 25º C 0.1 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE (%) KBU4A-KBU4M, Rev. A KBU Package Dimensions KBU (FS PKG Code R7) 1:1 Scale 1:1 on letter size paper Dimensions shown below are in: inches [millimeters] Part Weight per unit (gram): 8.0 0.185(4.7) 0.165(4.2) 0.935(23.7) 0.895(22.7) 0.16(4.1) 0.14(3.6) 0.280(7.1) 0.260(6.6) 0.085(2.2) 45° 0.70(17.8) 0.66(16.8) 0.760(19.3) MAX 0.065(1.7) + + 0.455(11.3) – ~ ~ + 0.405(10.3) 0.165(4.2) 0.150(3.8) 1.0(2.54) MIN 0.260(6.8) 0.180(4.5) 0.220(5.6) 0.180(4.6) 0.052(1.3) 0.048(1.2) July 1999, Rev. A TRADEMARKS The following are registered and unregistered trademark.


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