SBR 25A/35A SERIES SILICON / GLASS PASSIVATED THREE PHASE BRIDGE RECTIFIERS CHENG- YI ELECTRONIC REVERSE VOLTAGE -50 to 1600 Volts FORWARD CURRENT -25/35 Amperes FEATURES Diffused Junction Low Forward Voltage Drop High Current Capability High Reliability High Surge Current Capability Ideal for Printed Circuit Boards MECHANICAL DATA Cass: Epoxy Cass With Heat Sink Internally Mounted in Bridge Encapsulation Terminals: Plated Leads Solderable per MIL-STD-202, Method 208 Polarity: As Marked on Body Weight: 20 grams (approx.) Mounting Position: Bolt Down on Heatsink With Siloicone Thermal Compound Between Bridge and Mounting Surface for Maximum Heat Transfer Efficiency Mounting Torque: 20 in Ibs. Max. Marking: Type Number MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25oC ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. VOLTAGE RATINGS Characteristics Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage Peak Non-Repetitive Reverse Voltage RMS Reverse Voltage Symbol VRRM VRWM VR VRSM VR(RMS) -00 -01 -02 -04 -06 -08 -10 -12 -14 -16 UNIT 50 100 200 400 600 800 1000 1200 1400 1600 V 75 35 150 70 275 140 500 280 725 420 900 560 1100 700 1300 840 1500 980 1700 1120 V V FORWARD CONDUCTION Characteristics Symbol MT25 MT35 UNIT IO 25 35 A IFSM 375 360 314 300 500 475 420 400 A 580 635 410 450 1030 1130 730 800 A2S Maximum Average Forward Rectified Current @TC=100oC Non-Repetitive Peak Forward Surge Current (No Voltage Reapplied t = 8.3ms at 60Hz) (No Voltage Reapplied t = 10ms at 50Hz) (100% VRRM Reapplied t = 8.3ms at 60Hz) (100% VRRM Reapplied t = 10ms at 50Hz) I2 t Rating for Fusing (No Voltage Reapplied t = 8.3ms at 60Hz) (No Voltage Reapplied t = 10ms at 50Hz) (100% VRRM Reapplied t = 8.3ms at 60Hz) (100% VRRM Reapplied t = 10ms at 50Hz) Forward Voltage (per element) @TJ= 25oC, @IFM= 40APK Per single junction Peark Reverse Current (per leg) @TJ= 25oC At Rated DC Blocking Voltage @TJ= 125oC RMS Isolation Voltage from Case to Lead 2 I t VF 1.19 1.26 VISO 10 5.0 2500 TJ TSTG -40 to +150 -40 to +150 IR V A mA V THERMAL CHARACTERISTICS Operating Temperature Range Storage Temperature Range Temperature Resistance Junction to Case at DC Operation per Bridge Temperature Resistance Case to Heatsing Monting Surface, Smooth, Flat and Greased R JC R CS 0 C C 0 1.16 1.42 0.2 K/W K/W SBR 25A/35A SERIES SILICON / GLASS PASSIVATED THREE PHASE BRIDGE RECTIFIERS CHENG- YI ELECTRONIC RATING AND CHARACTERISTICS CURVES SBR 25A/35A SERIES FIG. 1- Current Rating Characteristics FIG. 2- Forward Voltage Drop Characteristics 1000 Instantaneous Forward Current (A) o Maximum Allowable Case Temperature ( C) 150 130 120oC (Rect) 110 90 70 ~ - - - - - - + 100 Per Junction TJ= 150o C 10 o TJ= 25 C 1 50 0 5 10 15 20 25 0 30 0.5 1 1.5 2 2.5 3 3.5 4 Instantaneous Forward Voltage (V) Total Output Current (A) FIG. 3- Total Power Loss Characteristics 55 1 K/W A hS TJ=150oC / 7K 0. 45 = 2 K/W 40 W 35 R 3 K/W o 120 C (Rect) 30 a at -D Maximum Total Power Loss (W) Rt 50 4 K/W 25 5 K/W 20 7 K/W 15 10 K/W 10 5 0 0 5 10 15 20 Total Output Current (A) 25 25 FIG. 4- Maximum Non-Repetitive Surge Current 75 100 125 150 FIG. 5- Maximum Non-Repetitive Surge Current 400 300 Peak Half Sine-Wave Forward Current (A) 320 Peak Half Sine-Wave Forward Current (A) 50 o Maximum Allowable Ambient Temperature, (C) At Any Rated Load Condition And With Rated V RRV Applied Following Surge Initial TJ=150oC 280 260 240 @ 60 Hz 0.0083s 220 200 180 @ 50 Hz 0.0100s 160 140 120 100 360 Maximum Non Repetitive Surge Current Versus Pulse Train Duration Initial TJ=150o C 320 280 No Voltage Reapplied 240 200 160 Rated VRRM Reapplied 120 80 80 1 10 100 Number OF Equal Amplitude Half Cucle Current Puses (N) 0.01 0.1 Pulse Train Duration (s) 1