INTERNATIONAL RECTIFIER 55 DE PJyassuse OOO4434 3 T 4855452 [NTERNATLONAL RECTIFIER 55C 04934 D Data Sheet No. PD-2.086 TH Ol Ral ay INTERNATIONAL RECTIFIER | TeaR | 4AF, SAF SERIES 25 and 50 Amp Pressfit Rectifier Diodes Major Ratings and Characteristics Features and Descriptions 4AF BAF. Units @ Convenient pressfit package. |F(AV) 26 50 A @ Available with or without leads. @ Max Te 180 180 6 WHigh surge capabilities, lF(RMS) 39 79 A M@ Fully characterised bulletin. lesM 50Hz 300 600 A 6OHz 314 628 A 124 50Hz 450 1800 As 60Hz 411 1643 As ft 6 365 25455 | A2/s_ VRRM range | 50 to 600 50 to 400 Vv Ty range -65to 175 | -65to 195} C CASE STYLE AND DIMENSIONS PP*" outline code NOMINAL DIMENSIONS mm (INCHES) A]Bic-lo]eE er | 12,77/13.27 IR Case Style B-47PP (90.503/0 622) Dimensions in Millimeters and (Inches) See page B-43 for additional outlines available. B-41INTERNATIONAL RECTIFIER 4AF, 8AF Series 4855452 INTERNATIONAL RECTIFIER ELECTRICAL SPECIFICATIONS 55 Defuassuse coowsas s 55C 04935 D0 T=-O1-19 INTERNATIONAL RECTIFIER fo a T-ol-al A.12,6 + 0,02mm (0.496 to 0.497 inch) diameter hole should be drilled in heatsink, the leading edge chamfered to 0,038mm (0.015 inch) x 45, The autodiode should then be press fitted, ensuring that the sides of the autodiode are kept parallel to the sides of the hole. B-42 Ravers voltage ratings Part number* VaR: Maximum peak Vaso Maximum peak Iepy Maximum peak reverse repetitive reverse non-repetitive raverse leakage current at rated voltage, Ty = Ty max voltage, Ty = Ty max Var tg = Ty max Vv Vv mA (4AF) mA (8AF) 4AFO5... BAFOS... 50 76 6 7 4AF 1... BAF 1... 100 150 6 7 4AF2... BAF2.., 200 300 6 5 4AF4.., 8AF4... -400 500 4 5 4AF6... 600 700 4 * To complete part number add polarity coding and outline code. For polarity add N" for case cathode or 'R for case anode. For outline coding refer to outline drawings. le. 4AF4,.. with case cathode and flat lug complete code is 4AF4NPP. - Forward conduction 4AF.... 8AF.... Units Conditions leERM Maximum peak repetitive forward current 137 277 A 480 conduction, half sine wave max. To = 150C lesm Maximum peak, one cycle non-repetitive 357 714 A t=10ms | sinusoidal half-wave 100% rated forward current 373 747 A 128m | YRRMS fied, Initial Ty = Ty mex. 300 600 A t=740ms | Sinusoidal half-wave no voltage 314 628 A t=8.3ms reapplied, initial Ty = Ty max 74 Maximum |? for fusing 636 2546 As t=10ms | 100% rated Vang reapplied 581 2324 AZs | t=B.3ms | itil Ty= Ty max Maximum [2t, for individual 450 1800 As t= 10ms No voltage reapplied device fusing. All 1643 As | t=8.ame | Mnitial Ty = Ty max IE +. Maximum 12/t for, individual device fusing 6365 25455 A4/s | t=0.1 to 10ms, no voltage reapplied VE(TO) Maximum value of threshold voltage 0.84 0.75 Vv Ty = 176C (4AF) Te Maximum value of forward slope resistance 4.333 5.148 mQ Ty = 195C (8AF) Vem Maximum peak forward voltage 1,25 1,45 v Ty 25C lemaax rated lF(AV) I2t for time ty = 127't V tx. THERMAL AND MECHANICAL SPECIFICATIONS . 4AF.. BAF... Units Conditions Ty Junction operating temperature range ~65to 175 | 65 to 195 C Tstg Storage temperature range -65 to 190 | G5 to 195 C Rinsc Maximum internal thermal resistance, 0.80 0.60 KAW DC operation junction to case Rincs Maximum thermal resistance, case 0.60 0,50 KAW As per mounting detalls to heatsink wt Approximate weight 10 (0.36) 10 (0.36) @ (oz} Outline (,... PP types only) B47 B47 MOUNTINGINTERNATIONAL RECTIFIER INTERNATIONAL RECTIFIER | ~ "4g55452 INTERNATIONAL RECTIFIER | ; 55 DE Bysssuse cooysan 7 * ~ 55C 04936 D- 4AF, 8AF Series T-O1-19 foe a LV" outline code 55 | 1R Care Style BA7LV & LH All Dimensions in Millimeters and (inches) T-ol-al LH outline code 55 | (2.165) Ty= 175C @ Maximum Average Forward Power Loss 'W Conduction Average Forward Current A ae ee ahs core Maximum Average Forward Power Loss W a Average Forward Current - A Fig. 1 Current Rating Nomogram (Sinusoidal Waveforms 50400 Hz), 4AF Series. Conduction angle 0 AR-KW 180 {0.086 120 | 0.09 90 | 0.13 66} 6.20 30] 0.30 Maximum Ailowable Ambient Temperature C Conduttion angle ~ @ AR- KAW 9 oO oO 120 10.087 90 | 0.13 60 | 0.20 30 | 0.30 r 30 Maximum Allowable Ambient Temperature C Fig. 2 Current Rating Nomogram (Rectangular Waveforms 50400 Hz), 4AF Series. B-43 MyINTERNATIONAL RECTIFIER | 4855452 [NTERNATIONAL RECTIFIER 4AF, 8AF Series 4AF Series 108 oe jo* 4 Maximum Average Forward Power Loss W 10 4 4 = 10* Average Forward Current A Fig. 3 Maximum Forward Power Loss Vs. Forward Current (Sinusoidal Current Waveform), 4AF Series Maximum Atlowable Case Temperature C 100 0 10 20 30 Average Forward Current A Fig. 5 Average Forward Current Vs. Maximum Allowable Case Temperature (Sinusoidal Current Waveform), 4AF Series 10? 4 55 DE Pusssusa ooo04937 4 I 55C 04937 D INTERNATIONAL RECTIFIER |TOR Ole aN to TrOl-19 T-Ol-Q| 4teq)-1 > Maximum Average Forward Power Loss W > 10 10 1 4 4 104 Average Forward Current ~ A Fig. 4 Maximum Forward Power Loss Vs. Forward Current (Rectangular Current Waveform), 4AF Series 4AF... = 2 Conduction - Maximum Allowable Case Temperature C Ss Cy 0 10 40 Average Forward Current A Fig. 6 Average Forward Current Vs. Maximum Allowable Case Temperature (Rectangular Current Waveform), 4AF Series 1 se KWINTERNATIONAL RECTIFIER INTERNATIONAL RECTIFIER PEAK HALF SINE WAVE FORWARD CURRENT (AMPERES) 4AF and 8AF Series RATED LOAD AND WITR D RATEO Vana APPLIED FOLLOWING SURGE, 1 2 4 6 8 10 20 40 60 NUMBER OF EQUAL AMPLITUDE HALF CYCLE CURRENT PULSES (N) Fig. 9 Maximum Non-Repetitive Surge Current Vs. Number of Current Pulses, 4AF Series a= 485C RMS limit g > oO 8 @ en, Conduction Maximum Avrage Forward Power Loss W 2 o 20 30 Average Forward Current A T) = 195C 120 > =) a iam Conduction angle Maximum Average Forward Power Loss W 8 0 10 .20 300640 50 60 ~ Average Forward Current A 80 4855452 INTERNATIONAL RECTIFIER JT -OI\-19 PEAK HALF SINE WAVE FORWARD CURRENT (AMPERES) 20 30 55C 04938 D 4AF, 8AF Series T Ol-e2| RATED Vagm APPLIED FOLLOWING SURGE. 2 4 6 8 0 20 40 60 NUMBER OF EQUAL AMPLITUDE HALF CYCLE CURRENT PULSES (N) Fig. 10 Maximum Non-Repetitive Surge Current Vs. Number of Current Pulses, SAF Series 2 54 . N ~ 4p Conduction angle - @ 4 R-KW 120 10.045 96 | 0.06 60 | 0.10 30 | 0.15 Maximum Allowable Ambient Temperature C Fig. 11 Current Rating Nomogram (Sinusoidal Waveforms 50~400 Hz), 8AF Series. Conduction angle @ oS |aR-KW 9 a 180 | 0.026) 126} 0,043 90] 0.08 60} 0.10 30] 0.15 50 60 80 160 Maximum Allowable Ambient Temperature C. Fig. 12 Current Rating Nonogram (Rectangular Waveforms 50400 Hz), 8AF Series. B-45 55 DE BJyassuse 00049348 0 Fee ne ee rnrernanantetesetsINTERNATIONAL RECTIFIER ! | 5S 4855452 [INTERNATIONAL RECTIFIER 4AF, 8AF Sories 10 4 2104 B4 & 2 2103 210 uw F 4 < E 102 a 10 10 10? 103 10 Average Forward Current A _ Fig. 13 Maximum Power Loss Vs. Forward Current (Sinusoidal Current Waveform), 8AF Series 200 = = _ J oS = a o Maximum Allowable Case Temperature ~ C = = nD ao = w o = nN o = 20 30 40 50 60 Average Forward Current - A Fig. 15 Average Forward Current Vs. Maximum Allowable Case Temperature (Sinusoidal Current Waveform), 8AF Series 103 > nN > 3 > Instantaneous Forward Current A Instantaneous Forward Voltage V Fig. 17 Maximum Forward Voltage Vs. Forward Current, 8AF Series 8AF Series B-46 DE Byassuse ooowsaa 2 f 55C 04939 0D INTE = o = > > @ 3 2 Conduction angle Maximum Average Forward Power Loss W - 3 Average Forward Current A Fig. 14 Maximum Power Loss Vs. Forward Current (Rectangular Current Waveform), 8AF Series 200 190 1 @ Conduction Maximum Allowable Case Temperature C o 1 40 50 60 70 80 Average Forward Current A Fig. 16 Average Forward Current Vs. Maximum Allowable Case Temperature (Rectangular Current Waveform), SAF Series Transient Thermal Resistance, junction to case K/W io? 4 107 4 = 10! 4 4 4 10 Square Wave Pulse Duration $ Fig. 18 Maximum Transient Thermal {mpedance, Junction-to-Case Vs. Pulse Duration, 8AF Series