Bulletin I27127 rev. D 06/03 IR25XB..H 25.0 Amps Single Phase Full Wave Bridge Rectifier Features Diode chips are glass passivated Suitable for Universal hole mounting Easy to assemble & install on P.C.B. High Surge Current Capability High Isolation between terminals and molded case (2500 VRMS) High Thermal Conductivity IO(AV) = 25A VRRM = 200/ 800V Lead free terminals solderable as per MIL-STD-750, Method 2026 High Temperature soldering guaranteed at 260°C/ 8-10secs UL E160375 approved Description These IRXB..H Series of Single Phase Bridges consist of four glass passivated silicon junction connected as a Full Wave Bridge. These four junctions are encapsulated by plastic molding technique. These Bridges are mainly used in Switch Mode power supply, Induction cooker, Airconditioner, Washing Machine and Microwave oven. Major Ratings and Characteristics Parameters IR25XB..H Units 25 A @ TC 100 °C @50Hz 400 A @ 60Hz 420 A @ 50Hz 800 A 2s @ 60Hz 732 A 2s 200 to 800 V IO IFSM I2t VRRM range TJ www.irf.com - 55 to 150 IR25XB..H o C 1 IR25XB..H Bulletin I27127 rev. D 06/03 ELECTRICAL SPECIFICATIONS Voltage Ratings Type number IR25XB..H Voltage VRRM , max repetitive Code peak rev. voltage TJ = TJ max. V 02 04 06 08 200 400 600 800 VRMS , max RMS voltage TJ = TJ max. V VRSM , max non-repetitive IRRM max. IRRM max. peak rev. voltage @ rated VRRM @ rated VRRM TJ = TJ max. TJ = 25°C TJ = 150°C V µA µA 140 280 420 560 275 500 725 900 5 5 5 5 250 250 250 250 Forward Conduction Parameters IR25XB..H Unit A Conditions IO Maximum DC output current 25 IFSM Maximum peak, one-cycle 400 t = 10ms TC = 100°C, Resistive & inductive load 420 t = 8.3ms non-repetitive surge current, following any rated load condition TJ = 150°C and with rated VRRM reapplied I2t Maximum I 2t for fusing, 800 initial TJ = TJ max 732 VFM Maximum peak forward voltage per diode IRM VRRM A2s t = 10ms t = 8.3ms 0.975 V TJ = 25 oC, IFM = 12.5A Typical peak reverse leakage 5.0 µA TJ = 25 oC, 100% VRRM curren t per diode 250 Maximum repetitive peak 200 to 800 TJ = 150 oC, 100% V RRM V reverse voltage range Thermal and Mechanical Specifications Parameters TJ Operating and storage Tstg temperature range RthJC Max. thermal resistance IR25XB..H -55 to 150 Unit Conditions C o 1.0 °C/ W At DC rated current (1) 22 °C/ W At DC rated current (2) 7.4 (0.26) g (oz) 1.0 9.0 Nm Lb.in junction to case RthJA Thermal resistance, junction to ambient W Approximate weight T Mounting Torque Bridge to Heatsink Note (1): Bridge mounted on Aluminun heat sink, use silicon thermal compound for heat transfer and bolt down using 3mm screw (2): Bridges mounted in free air without heatsink. 2 www.irf.com IR25XB..H Bulletin I27127 rev. D 06/03 Ordering Information Table Device Code IR 25 XB 08 H 1 2 3 4 5 1 - International Rectifier 2 - Bridge Current - 25Amps 3 - 10-7.5mm spacing 4 - Voltage Code: code x 100 = VRRM 5 - H = High Surge Outline Table Case Style: IRXB-5S www.irf.com All dimensions are in millimeters 3 IR25XB..H 150 1000 Instantaneous Forward Current (A) Maximum Allowable Case Temperature (°C) Bulletin I27127 rev. D 06/03 140 130 180˚ (Rect) 120 110 180˚ (Sine) 100 90 80 0 5 10 15 20 25 100 Tj = 150˚C 10 Tj = 25˚C 1 0.1 tp = 400µs 0.01 30 0 Average Forward Current (A) 50 180˚ (Sine) 180˚ (Rect) 30 20 10 Tj = 150˚C 0 0 5 10 15 20 1 1.5 2 2.5 3 Fig. 2 - Forward Voltage Drop Characteristics Peak Half Sine Wave Forward Current (A) Maximum Average Forward Power Loss (W) Fig. 1 - Current Ratings Characteristics 40 0.5 Instantaneous Forward Voltage (V) 25 450 At Any Rated Load Condition And With Rated Vrrm Applied Following Surge. Initial Tj = 150˚C @ 60 Hz 0.0083 s @ 50 Hz 0.0100 s 400 350 300 250 200 150 100 1 10 100 Average Forward Current (A) Number of Equal Amplitude Half Cycle Current Pulses (N) Fig. 3 - Total Power Loss Characteristics Fig. 4 - Maximum Non-Repetitive Surge Current Data and specifications subject to change without notice. This product has been designed and qualified for Industrial and Consumer Level. Qualification Standards can be found on IR's Web site. IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105 TAC Fax: (310) 252-7309 Visit us at www.irf.com for sales contact information. 06/03 4 www.irf.com