MBRA3045N MBRA3045N Features • Low forward voltage drop • High frequency properties and switching speed • Guard ring for over-voltage protection Applications • Switched mode power supply • Freewheeling diodes TO-3P 1 2 3 1. Anode 2.Cathode 3. Anode SCHOTTKY BARRIER RECTIFIER Absolute Maximum Ratings TC=25°°C unless otherwise noted Symbol VRRM Parameter Maximum Repetitive Reverse Voltage VR Maximum DC Reverse Voltage IF(AV) Average Rectified Forward Current IFSM Non-repetitive Peak Surge Current (per diode) 60Hz Single Half-Sine Wave TJ, TSTG Operating Junction and Storage Temperature @ TC = 130°C Value 45 Units V 45 V 30 A 200 A -65 to +150 °C Value 0.66 Units °C/W Value Units V Thermal Characteristics Symbol RθJC Parameter Maximum Thermal Resistance, Junction to Case (per diode) Electrical Characteristics (per diode) Symbol VFM * IRM * Parameter Maximum Instantaneous Forward Voltage IF = 15A IF = 15A IF = 30A IF = 30A Maximum Instantaneous Reverse Current @ rated VR TC = 25 °C TC = 125 °C TC = 25 °C TC = 125 °C 0.65 0.57 0.80 0.65 TC = 25 °C TC = 125 °C 1 80 mA * Pulse Test: Pulse Width=300µs, Duty Cycle=2% ©2003 Fairchild Semiconductor Corporation Rev. A, April 2003 MBRA3045N Typical Characteristics 100 100 o Reverse Current, I R[mA] Forward Current, I F[A] TJ=150 C 10 1 o TJ=125 C o TJ=75 C 0.1 o TJ=125 C 10 1 o TJ=75 C 0.1 o TJ=25 C 0.01 o TJ=25 C 1E-3 0.01 0.0 0.5 1.0 0 1.5 10 20 30 40 Reverse Voltage, VR[V] Forward Voltage Drop, VF[V] Figure 1. Typical Forward Voltage Characteristics (per diode) Figure 2. Typical Reverse Current vs. Reverse Voltage (per diode) C/W] o o TJ=25 C 600 Transient Thermal Impedance [ Juntion Capacitance, C J[pF] 10 1000 900 800 700 500 400 300 200 0 10 20 30 40 1 0.1 10µ Figure 3. Typical Junction Capacitance (per diode) 10m 100m 1 10 250 [A] FSM DC 30 25 20 15 10 5 0 0 20 40 60 80 100 120 140 160 o Case Temperature, TC[ C] Figure 5. Forward Current Derating Curve ©2003 Fairchild Semiconductor Corporation Max. Forward Surge Current, I [A] F(AV) 1m Figure 4. Thermal Impedance Characteristics (per diode) 35 Average Forward Current, I 100µ Pulse Duration [s] Reverse Voltage, VR[V] 225 200 175 150 125 100 75 50 1 10 100 Number of Cycles @ 60Hz Figure 6. Non-Repetitive Surge Current (per diode) Rev. A, April 2003 MBRA3045N Package Dimensions TO-3P 15.60 ±0.20 3.00 ±0.20 3.80 ±0.20 +0.15 1.00 ±0.20 18.70 ±0.20 23.40 ±0.20 19.90 ±0.20 1.50 –0.05 16.50 ±0.30 2.00 ±0.20 9.60 ±0.20 4.80 ±0.20 3.50 ±0.20 13.90 ±0.20 ø3.20 ±0.10 12.76 ±0.20 13.60 ±0.20 1.40 ±0.20 +0.15 5.45TYP [5.45 ±0.30] 5.45TYP [5.45 ±0.30] 0.60 –0.05 Dimensions in Millimeters ©2003 Fairchild Semiconductor Corporation Rev. A, April 2003 TRADEMARKS The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks. ACEx™ FACT™ ActiveArray™ FACT Quiet series™ Bottomless™ FAST® FASTr™ CoolFET™ CROSSVOLT™ FRFET™ GlobalOptoisolator™ DOME™ EcoSPARK™ GTO™ E2CMOS™ HiSeC™ EnSigna™ I2C™ Across the board. Around the world.™ The Power Franchise™ Programmable Active Droop™ ImpliedDisconnect™ ISOPLANAR™ LittleFET™ MicroFET™ MicroPak™ MICROWIRE™ MSX™ MSXPro™ OCX™ OCXPro™ OPTOLOGIC® OPTOPLANAR™ PACMAN™ POP™ Power247™ PowerTrench® QFET™ QS™ QT Optoelectronics™ Quiet Series™ RapidConfigure™ RapidConnect™ SILENT SWITCHER® SMART START™ SPM™ Stealth™ SuperSOT™-3 SuperSOT™-6 SuperSOT™-8 SyncFET™ TinyLogic® TruTranslation™ UHC™ UltraFET® VCX™ DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. LIFE SUPPORT POLICY FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, or (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. 2. A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. PRODUCT STATUS DEFINITIONS Definition of Terms Datasheet Identification Product Status Definition Advance Information Formative or In Design This datasheet contains the design specifications for product development. Specifications may change in any manner without notice. Preliminary First Production This datasheet contains preliminary data, and supplementary data will be published at a later date. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. No Identification Needed Full Production This datasheet contains final specifications. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. Obsolete Not In Production This datasheet contains specifications on a product that has been discontinued by Fairchild semiconductor. The datasheet is printed for reference information only. ©2003 Fairchild Semiconductor Corporation Rev. I2