Previous Datasheet Index Next Data Sheet PD - 2.478A 20CJQ045 SCHOTTKY RECTIFIER 2 Amp Major Ratings and Characteristics Characteristics 20CJQ045 Units IF(AV) Rectangular waveform 2.0 A VRRM 45 V IFSM @ tp = 5µs sine 390 A VF @ 1.0Apk, T J = 125°C (per leg) 0.46 V -55 to 150 °C TJ Description / Features The 20CJQ045 surface-mount Schottky rectifier has been designed for applications requiring very low forward drop and very small foot prints. Typical applications are in portables, switching power supplies, converters, automotive systems, free-wheeling diodes, battery charging and reverse battery protection. • Small footprint, surface mountable • Low profile • Very low forward voltage drop • High frequency operation • Guard ring for enhanced ruggedness and long-term reliability • Common Cathode SOT-223 CASE STYLE CASE OUTLINE PART MARKING PART NUMBER 2CJQF INTERNATIONAL RECTIFIER LOGO NOTES: 1 - DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2 - CONTROLLING DIMENSION: INCH. 3 DIMENSIONS DO NOT INCLUDE MOLD FLASH. 4 - CONFORMS TO JEDEC OUTLINE TO-261AA. D ATE C ODE (YW W) Y = LAST DIGIT OF YEAR WW = WEEK TOP MARKING BOTTOM MARKING WAFER LOT CODE BASE COMMON CATHODE CIRCUIT 1 ANODE 1 2 3 ANODE 2 COMMON CATHODE 297 To Order Previous Datasheet Index Next Data Sheet 20CJQ045 Voltage Ratings Part number VR 20CJQ045 Max. DC Reverse Voltage (V) 45 VRWM Max. Working Peak Reverse Voltage (V) Absolute Maximum Ratings Parameters IF(AV) IFSM EAS 20CJQ Units Conditions Max. Average Forward Current 2.0 See Fig. 5 4.0 Max. Peak One Cycle Non - Repetitive 390 Surge Current (Per Leg) See Fig. 7 23 Non - Repetitive Avalanche Energy 15 mJ 0.2 A A 50% duty cycle @ TC = 126°C, rectangular waveform 50% duty cycle @ TC = 110°C, rectangular waveform A 5µs Sine or 3µs Rect. pulse Following any rated load condition 10ms Sine 0r 6ms Rect. pulse and with rated VRRM applied. T J = 25°C, IAS = 0.2A, L = 750mH (Per Leg) IAR Repetitive Avalanche Current (Per Leg) Current decaying linearly to zero in 1µsec Frequency limited by TJ max. VA = 1.5 X VR typical Electrical Specifications Parameters VFM Max. Forward Voltage Drop Conditions 0.50 V @ 1.0A 0.62 V @ 2.0A 0.46 V @ 1.0A 0.60 V @ 2.0A Max. Reverse Leakage Current 0.1 mA T J = 25°C (Per Leg) See Fig. 2 7.5 mA T J = 125°C (Per Leg) See Fig. 1 IRM 20CJQ Units T J = 25°C T J = 125°C VR = rated VR CT Max. Junction Capacitance (Per Leg) 70 pF VR = 5VDC, (test signal range 100KHz to 1MHz) 25°C LS Typical Series Inductance (Per Leg) 6.0 nH Measured lead to lead 5mm from package body dv/dt Max. Voltage Rate of Change 7700 V/µs (Rated VR) Thermal-Mechanical Specifications Parameters 20CJQ Units TJ Max.Junction Temperature Range -55 to 150 °C T STG Max. Storage Temperature Range -55 to 150 °C 65 °C/W DC operation 25 °C/W DC operation — see Fig. 4. RthJA Max. Thermal Resistance, Junction Conditions to Ambient RthJL Max. Thermal Resistance, Junction to Lead wt Approximate Weight Case Style 0.13(.0045) g (oz.) SOT-223 Pulse Width < 300µs, Duty Cycle < 2% 298 To Order Previous Datasheet Index Next Data Sheet 20CJQ045 10 10 Reverse Current - I R (mA) TJ = 150°C TJ = 150°C TJ = 25°C 100°C 75°C 0.1 50°C 0.01 25°C 0.001 A 0.0001 0 5 10 1 15 20 25 30 35 40 45 Reverse Voltage - VR (V) Fig. 2 Typical Values of Reverse Current Vs. Reverse Voltage (Per Leg) 100 Junction Capacitance - C T (pF) Instantaneous Forward Current - IF (A) TJ = 125°C 125°C 1 0.1 0.2 0.4 0.6 0.8 1.0 Forward Voltage Drop - VFM (V) Fig. 1 Max. Forward Voltage Drop Characteristics (Per Leg) TJ = 25°C A 10 0 10 20 30 40 50 Reverse Voltage - V R (V) Thermal Impedance - Z thJL (°C/W) Fig. 3 Typical Junction CapacitanceVs. Reverse Voltage (Per Leg) 100 D = 0.17 10 D = 0.50 D = 0.33 D = 0.25 PD M t D = 0.08 1 t2 1 N o te s: 1 . D uty fac tor D = t / t 1 2 Single Pulse (Thermal Resistance) 2 . Pe ak TJ = PD M x Z thJ L + TL 0.1 0.00001 0.0001 0.001 0.01 0.1 1 10 t 1, Rectangular Pulse Duration (Seconds) Fig. 4 Max. Thermal Impedance ZthJL Characteristics (Per Leg) 299 To Order A 100 Previous Datasheet Index Next Data Sheet 160 3 20CJQ045 R thJL (DC) = 25°C/W Average Power Loss - (Watts) Allowable Case Temperature - (°C) 20CJQ045 140 DC 120 100 A 80 0.0 1.0 2.0 3.0 2 1 DC RMS Limit A 0 4.0 0 Average Forward Current - I F(AV) (A) 0.4 0.8 1.2 1.6 Average Forward Current - IF(AV) (A) Fig. 5 Max. Allowable Case Temperature Vs. Average Forward Current (Per Leg) Non - Repetitive Surge Current - I FSM (A) D = 0.08 D = 0.17 D = 0.25 D = 0.33 D = 0.50 Fig. 6 Forward Power Loss Characteristics (Per Leg) 1000 At Any Rated Load Condition And With Rated V RRM Applied Following Surge L 100 H IG H -S P E E D S W IT C H D UT BRD R g = 2 5 oh m C U RR E NT M O N IT O R 10 F R E E -W H E E L D IO D E 4 0H FL 40 S 0 2 + V d = 25 V o lt A 10 100 1000 10000 Square Wave Pulse Duration - t p (microsec) A Fig.7 Max. Non-Repetitive Surge Current (Per Leg) Fig. 8 Unclamped Inductive Test Circuit Refer to the Appendix Section for the following: Appendix D: Tape and Reel Information — See page 340. 300 To Order