Bulletin PD-.3 rev. C 0/03 SCHOTTKY RECTIFIER MBR545CT MBRB545CT MBR545CT- 30 Amp Major Ratings and Characteristics Characteristics Values Units I F(AV) Rectangular waveform 30 A (Per Device) I FRM @ T = 30 C C 30 A V RRM 35/45 V I FSM @ tp = 5 µs sine 060 A V F @ 30 Apk, T = 5 C 0.73 V T range - 65 to 50 C Description/ Features This center tap Schottky rectifier has been optimized for low reverse leakage at high temperature. The proprietary barrier technology allows for reliable operation up to 50 C junction temperature. Typical applications are in switching power supplies, converters, free-wheeling diodes, and reverse battery protection. 50 C T operation Center tap TO-0 and D Pak packages Low forward voltage drop High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance High frequency operation Guard ring for enhanced ruggedness and long term reliability Case Styles MBR5..CT MBRB5.. CT MBR5..CT - Base Common Cathode Base Common Cathode Base Common Cathode Common 3 Anode Cathode Anode TO-0 Common 3 Anode Cathode Anode D PAK Common 3 Anode Cathode Anode TO-6
MBR545CT, MBRB545CT, MBR545CT- Bulletin PD-.3 rev. C 0/03 Voltage Ratings V R Parameters Max. DC Reverse Voltage (V) V RWM Max. Working Peak Reverse Voltage (V) MBR535CT MBR545CT MBRB535CT MBRB545CT MBR535CT- MBR545CT- 35 45 Absolute Maximum Ratings Parameters Values Units Conditions I F(AV) Max. Average Forward 5 A @ T C = 30 C, (Rated V R ) Current (Per Device) 30 I FRM Peak Repetitive Forward 30 A Rated V R, square wave, 0kHz Current T C = 30 C I FSM Non Repetitive Peak 060 5µs Sine or 3µs Surge Current A 50 Electrical Specifications Thermal-Mechanical Specifications Parameters Values Units Conditions Following any rated load condition and with rated V RRM applied Rect. pulse Surge applied at rated load conditions halfwave, single phase, 60Hz E AS Non-Repetitive Avalanche Energy 6 m T = 5 C, I AS = Amps, L = 8 mh I AR Repetitive Avalanche Current A Current decaying linearly to zero in µsec Frequency limited by T max. V A =.5 x V R typical Parameters Values Units Conditions V FM Max. Forward Voltage Drop 0.8 V @ 30A T = 5 C () 0.73 V @ 30A T = 5 C I RM Max. Instantaneus Reverse Current 0. ma T = 5 C () 40 ma T = 5 C Rated DC voltage V F(TO) Threshold Voltage 0.355 V T = T max. r t Forward Slope Resistance.3 m Ω C T Max. unction Capacitance 700 pf V R = 5V DC, (test signal range Khz to Mhz) 5 C L S Typical Series Inductance8.0 nhmeasured from top of terminal to mounting plane dv/dt Max. Voltage Rate of Change 00 V/ µs (Rated V R ) () Pulse Width < 300µs, Duty Cycle <% T Max. unction Temperature Range -65 to 50 C T stg Max. Storage Temperature Range -65 to 75 C R thc Max. Thermal Resistance.5 C/W DC operation unction to Case R thcs Typical Thermal Resistance 0.50 C/W Mounting surface, smooth and greased Case to Heatsink Only for TO-0 wt Approximate Weight (0.07) g (oz.) T Mounting Torque Min. 6 (5) Kg-cm Non-lubricated threads Max. (0) (Ibf-in)
MBR545CT, MBRB545CT, MBR545CT- Bulletin PD-.3 rev. C 0/03 Instantaneous Forward Current - I (A) F 0 T = 50 C T = 5 C T = 5 C Reverse Current - I (ma) R unction Capacitance - C (pf) T 0 0. 0.0 0.00 T = 50 C 5 C C 75 C 50 C 5 C 0.000 0 5 0 5 0 5 30 35 40 45 0 Reverse Voltage - V R (V) Fig. - Typical Values Of Reverse Current Vs. Reverse Voltage T = 5 C 0. 0.4 0.6 0.8..4 Forward Voltage Drop - V FM (V) Fig. - Max. Forward Voltage Drop Characteristics 0 0 0 0 30 40 50 Reverse Voltage - V R (V) Fig. 3 - Typical unction Capacitance Vs. Reverse Voltage Thermal Impedance Z thc ( C/W) D = 0.75 D = 0.50 D = 0.33 D = 0.5 D = 0.0 P DM t 0. t Single Pulse Notes: (Thermal Resistance). Duty factor D = t / t. Peak T = P DMx Z thc+ T C 0.0 0.0000 0.000 0.00 0.0 0. 0 t, Rectangular Pulse Duration (Seconds) Fig. 4 - Max. Thermal Impedance Z thc Characteristics 3
MBR545CT, MBRB545CT, MBR545CT- Bulletin PD-.3 rev. C 0/03 Allowable Case Temperature - ( C) 50 40 30 0 0 Square wave (D = 0.50) Rated V R applied DC see note () 0 4 8 6 0 4 Average Power Loss - (Watts) 4 0 8 6 4 D = 0.0 D = 0.5 D = 0.33 D = 0.50 D = 0.75 RMS Limit DC 0 0 5 0 5 0 5 Average Forward Current - I F(AV) (A) Average Forward Current - I F(AV) (A) Fig. 5 - Max. Allowable Case Temperature Vs. Average Forward Current Fig. 6 - Forward Power Loss Characteristics 0 Non-Repetitive Surge Current - I (A) FSM At Any Rated Load Condition And With Rated V Applied Following Surge 0 0 00 Square Wave Pulse Duration - t p (microsec) Fig. 7 - Max. Non-Repetitive Surge Current () Formula used: T C = T - (Pd + Pd REV ) x R thc ; Pd = Forward Power Loss = I F(AV) x V FM @ (I F(AV) / D) (see Fig. 6); Pd REV = Inverse Power Loss = V R x I R ( - D); I R @ V R = rated V R 4
MBR545CT, MBRB545CT, MBR545CT- Bulletin PD-.3 rev. C 0/03 Ordering Information Table Device Code MBR B 5 45 CT - 3 4 5 6 - Essential Part Number - B = Surface Mount None = TO-0 3 - Current Rating 4 - Voltage code: Code = V RRM 5 - CT= Essential Part Number 6 - - = TO-6 None = TO-0 35 = 35V 45 = 45V Outline Table 5.4 (0.60) 4.84 (0.58) 0.54 (0.4) MAX. 3.78 (0.5) DIA. 3.54 (0.4).9 (0.).54 (0.0) TERM 3 6.48 (0.5) 6.3 (0.4).3 (0.05). (0.05) 4.09 (0.55) 3.47 (0.53) 3.96 (0.6) 3.55 (0.4) 0.0 (0.004).40 (0.05).5 (0.04).04 (0.080) MAX. 0.94 (0.04).89 (0.).64 (0.0) BASE COMMON CATHODE 0.69 (0.03) 3 4.57 (0.8) 4.3 (0.7) 3 0.6 (0.0) MAX. 5.08 (0.0) REF. ANODE COMMON ANODE CATHODE Conform to EDEC outline TO-0AB Dimensions are in millimeters and (inches) 5
MBR545CT, MBRB545CT, MBR545CT- Bulletin PD-.3 rev. C 0/03 Outline Table BASE COMMON CATHODE 5.49 (0.6) 4.73 (0.58) 93.40 (0.055) 3X.4 (0.045) 0.6 (0.40) REF..6 (0.0).3 (0.09) 8.89 (0.35) REF. 0.93 (0.37) X 0.69 (0.7) 6.47 (0.5) 6.8 (0.4) 4.69 (0.8) 4.0 (0.6).3 (0.05). (0.05) 5.8 (0.) 4.78 (0.9) 0.55 (0.0) 0.46 (0.0) MINIMUM RECOMMENDED FOOTPRINT.43 (0.45) 3 ANODE COMMON ANODE CATHODE 3 4.57 (0.8) 4.3 (0.7) 0.6 (0.0) MAX. 8.89 (0.35) 7.78 (0.70) 5.08 (0.0) REF. 3.8 (0.5) Conform to EDEC outline D Pak (SMD-0) Dimensions are in millimeters and (inches) Tape & Reel Information TRR.08 (0.08) X.54 (0.0) X FEED DIRECTION TRL.60 (0.063).50 (0.059) 4.0 (0.6) 3.90 (0.53).85 (0.073).65 (0.065).60 (0.063) DIA..50 (0.059).60 (0.457).40 (0.449) 5.4 (0.609) 5. (0.60) 0.368 (0.045) 0.34 (0.035) 4.30 (0.957) 3.90 (0.94) 0.90 (0.49) 0.70 (0.4).75 (0.069) DIA..5 (0.049) 6.0 (0.634) 5.90 (0.66) 4.7 (0.86) 4.5 (0.78) FEED DIRECTION 3.50 (0.53).80 (0.504) DIA. 6.40 (.039) 4.40 (0.96) 360 (4.73) DIA. MAX. 60 (.36) DIA. MIN. SMD-0 Tape & Reel When ordering, indicate the part number, part orientation, and the quantity. Quantities are in multiples of 800 pieces per reel for both TRL and TRR. Dimensions are in millimeters and (inches) 6
MBR545CT, MBRB545CT, MBR545CT- Bulletin PD-.3 rev. C 0/03 Outline Table Modified EDEC outline TO-6 Dimensions in millimeters and (inches) BASE COMMON CATHODE 3 ANODE COMMON ANODE CATHODE Data and specifications subject to change without notice. This product has been designed and qualified for Industrial Level. Qualification Standards can be found on IR's Web site. IR WORLD HEADQUARTERS: 33 Kansas St., El Segundo, California 9045, USA Tel: (30) 5-705 TAC Fax: (30) 5-7309 Visit us at for sales contact information. 0/03 7