Bulletin I2771 rev. D 08/97 MT SERIES THREE PHASE BRIDGE Power Modules Features 25 A 35 A Universal, 3 way terminals: push-on, wrap around or solder High thermal conductivity package, electrically insulated case Center hole fixing Excellent power/volume ratio UL E 62320 approved Description A range of extremely compact, encapsulated three phase bridge rectifiers offering efficient and reliable operation. They are intended for use in general purpose and instrumentation applications. Major Ratings and Characteristics Parameters 26MT 36MT Units 25 35 A @ TC 70 60 °C @50Hz 360 475 A @ 60Hz 375 500 A @ 50Hz 635 1130 A2s @ 60Hz 580 1030 A2s IO IFSM I2t VRRM range 50 to 1600 V TJ -40 to 150 °C www.irf.com 1 26MT../36MT.. Series Bulletin I2771 rev. D 08/97 ELECTRICAL SPECIFICATIONS Voltage Ratings Type number 26MT../ 36MT.. Voltage Code V RRM , maximum repetitive peak reverse voltage V VRSM , maximum nonrepetitive peak rev. voltage V 5 50 75 10 100 150 20 200 275 40 400 500 60 600 725 80 800 900 100 1000 1100 120 1200 1300 140 1400 1500 160 1600 1700 IRRM max. @ TJ max. mA 2 Forward Conduction Parameters IO I FSM I 2t I 2√t 26MT 36MT Maximum DC output current 25 35 A @TC 70 60 °C A 360 475 t = 10ms No voltage non-repetitive forward current 375 500 t = 8.3ms reapplied Initial T J = TJ max. 300 400 t = 10ms 100% VRRM 314 420 t = 8.3ms reapplied Maximum I 2t for fusing 635 1130 t = 10ms No voltage Initial T J = TJ max. 580 1030 t = 8.3ms reapplied 450 800 t = 10ms 100% VRRM 410 730 t = 8.3ms reapplied 6360 11300 Maximum I2 √t for fusing VF(TO) 1 Low-level of threshold voltage 0.88 0.86 1.13 1.03 r 7.9 6.3 Low-level forward slope resistance r t2 High-level forward slope resistance VFM Maximum forward voltage drop IRRM Max. DC reverse current VINS RMS isolation voltage 2 120o Rect Conduction angle Maximum peak, one-cycle V F(TO)2 High-level of threshold voltage t1 Units Conditions 5.2 5.0 1.26 1.19 A2 s Initial TJ = TJ max. A2√s I2t for time tx = I2√t x √tx ; 0.1 <= tx <= 10ms, VRRM = 0V V (16.7% xπ x IF(AV) < I < π x IF(AV)), @ TJ max. (I >π x IF(AV)), @ TJ max. mΩ (16.7% xπ x IF(AV) < I < π x IF(AV)), @ TJ max. (I >π x IF(AV)), @ TJ max. V TJ = 25 o C, IFM = 40Apk - Per single Junction 100 µA TJ = 25 oC, per Junction at rated V RRM 2700 V TJ = 25 oC, All terminal shorted f= 50Hz , t= 1s www.irf.com 26MT../36MT.. Series Bulletin I2771 rev. D 08/97 Thermal and Mechanical Specifications Parameters 26MT 36MT Units TJ Max. junction temperature range -40 to 150 o C Tstg Max. storage temperature range -40 to 150 o C RthJC Max. thermal resistance DC operation per bridge junction to case RthCS Conditions Max. thermal resistance, case to heatsink 1.42 1.16 K/W 0.2 0.2 K/W wt Approximate weight 20 g T Mounting Torque ± 10% 2.0 Nm (Based on total power loss of bridge) Mounting surface, smooth, flat and greased Bridge to heatsink with screw M4 Ordering Information Table Device Code 36 MT 160 1 2 3 26 = 36 = 1 - Current rating code: 2 - Basic part number 3 - Voltage code ( code x 10 = VRRM) 25A (Avg) 35A (Avg) Outline Table Suggested plugging force: 400 N max; axially applied to faston terminals All dimensions in millimeters (inches) Not To Scale www.irf.com 3 26MT../36MT.. Series 160 1000 26MT.. Series 26MT.. Series Instantaneous Forward Current (A) Maximum Allowable Case Temperature (°C) Bulletin I2771 rev. D 08/97 140 120 120° (Rect) 100 80 100 Per Junction 10 TJ = 15O°C TJ = 25°C 60 1 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. 1 - Current Ratings Characteristics Fig. 2 - Forward Voltage Drop Characteristics 55 K/ W a elt -D 3K /W R Maximum Total Power Loss (W) W K/ .7 =0 120° (Rect) 30 A hS 2 40 35 Rt W K/ 45 1 26MT.. Series TJ= 150°C 50 4K /W 25 5K /W 20 7 K/W 15 10 10 K/W 5 0 0 5 10 15 20 Total Output Current (A) 25 0 25 50 75 100 125 150 Maximum Allowable Ambient Temperature (°C) 320 At Any Rated Load Condition And With Rated V RRM Applied Following Surge. Initial TJ = 150°C @ 60 Hz 0.0083 s @ 50 Hz 0.0100 s 300 280 260 240 220 200 180 160 140 120 26MT.. Series 100 80 1 10 100 Number Of Equal Amplitude Half Cycle Current Pulses (N) Fig. 4 - Maximum Non-Repetitive Surge Current 4 Peak Half Sine Wave Forward Current (A) Peak Half Sine Wave Forward Current (A) Fig. 3 - Total Power Loss Characteristics 400 360 320 Maximum Non Repetitive Surge Current Versus Pulse Train Duration. Initial TJ = 150°C No Voltage Reapplied Rated V RRM Reapplied 280 240 200 160 120 80 0.01 26MT.. Series 0.1 1 Pulse Train Duration (s) Fig. 5 - Maximum Non-Repetitive Surge Current www.irf.com 26MT../36MT.. Series Bulletin I2771 rev. D 08/97 1000 36MT.. Series 36MT.. Series Instantaneous Forward Current (A) Maximum Allowable Case Temperature (°C) 150 130 110 120° (Rect) 90 70 100 Per Junction 10 T J= 15O°C T J= 25°C 1 50 0 5 10 15 20 25 30 35 0 40 0.5 1 1.5 2 2.5 3 3.5 4 Instantaneous Forward Voltage (V) Total Output Current (A) Fig. 7 - Forward Voltage Drop Characteristics Fig. 6 - Current Ratings Characteristics 80 Maximum Total Power Loss (W) R 2K /W 120° (Rect) 40 a elt -D 50 W K/ 0.7 1K /W 60 = A hS Rt 36MT.. Series TJ= 150°C 70 3K /W 30 4K /W 5 K/W 20 7 K/W 10 10 K/W 0 0 5 10 15 20 25 30 Total Output Current (A) 35 0 25 50 75 100 125 150 Maximum Allowable Ambient Temperature (°C) 450 At Any Rated Load Condition And With Rated V RRMApplied Following Surge. Initial TJ = 150°C @ 60 Hz 0.0083 s @ 50 Hz 0.0100 s 400 350 300 250 200 150 36MT.. Series 100 1 10 100 Number Of Equal Amplitude Half Cycle Current Pulses (N) Fig. 9 - Maximum Non-Repetitive Surge Current www.irf.com Peak Half Sine Wave Forward Current (A) Peak Half Sine Wave Forward Current (A) Fig. 8 - Total Power Loss Characteristics 500 450 400 Maximum Non Repetitive Surge Current Versus Pulse Train Duration. Initial T J = 150°C No Voltage Reapplied Rated VRRM Reapplied 350 300 250 200 150 100 0.01 36MT.. Series 0.1 1 Pulse Train Duration (s) Fig. 10 - Maximum Non-Repetitive Surge Current 5 26MT../36MT.. Series Bulletin I2771 rev. D 08/97 Transient Thermal Impedance Z thJC (K/W) 10 Steady State Value: R thJC = 1.42 K/W (DC Operation) 1 0.1 0.01 26MT.. Series Per Bridge 0.001 0.001 0.01 0.1 1 10 100 Square Wave Pulse Duration (s) Fig. 11 - Thermal Impedance ZthJC Characteristics Transient Thermal Impedance Z thJC (K/W) 10 Steady State Value: R thJC = 1.16 K/W 1 (DC Operation) 0.1 0.01 0.001 0.001 36MT.. Series Per Bridge 0.01 0.1 1 10 100 Square Wave Pulse Duration (s) Fig. 12 - Thermal Impedance ZthJC Characteristics 6 www.irf.com