POW-R-BLOK TM Dual Diode Isolated Module 600 Amperes / Up to 2400 Volts. LD41 60 Dual Diode POW-R-BLOK TM Module 600 Amperes / Volts

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1 LD Amperes / Up to 24 Volts R E OUTLINE DRAWING J 3 3 L Q - DIA. (4 TYP.) 2 B C F A 2 CONNECTION DIAGRAM H 1 P - M1 THD (3 TYP.) S N K M 1 G D LD41 6 Dual Diode Module 6 Amperes / 8-24 Volts LD41 Outline Dimensions Dimension Inches Millimeters A B C D E F G H J Description: Powerex Dual Diode Modules are designed for use in applications requiring rectification and isolated packaging. The modules are isolated for easy mounting with other components on a common heatsink. has been tested and recognized by the Underwriters Laboratories. Features: Electrically Isolated Heatsinking Aluminum Nitride Isolator Compression Bonded Elements Metal Baseplate Low Thermal Impedance for Improved Current Capability UL Recognized Benefits: No Additional Insulation Components Required Easy Installation No Clamping Components Required Reduce Engineering Time Ordering Information: Select the complete eight-digit module part number from the table below. Example: LD41246 is a 24V, 6 Ampere Dual Diode Isolated Module. K L M N P M1 Metric M1 Q.26 Dia. 6.5 Dia. R Applications: Bridge Circuits AC & DC Motor Drives Battery Supplies Power Supplies Large IGBT Circuit Front Ends S Type Voltage Volts (x1) Current Amperes (x1) T.11 x x.8 Note: Dimensions are for reference only. LD to 24 6 Revision Date: 2/29/28

2 LD Amperes / Up to 24 Volts Absolute Maximum Ratings Characteristics Conditions Symbol Units Repetitive Peak Reverse Blocking Voltage V RRM up to 24 V Non-Repetitive Peak Reverse Blocking Voltage V RSM V RRM + 1 V (t < 5 msec) RMS Forward Current I F(RMS) 95 A Average Forward Current 18 Conduction, T C =16 C I F(AV) 6 A Peak One Cycle Surge Current, Non-Repetitive 6 Hz, 1% V RRM reapplied 5 Hz, 1% V RRM reapplied I FSM I FSM A A Peak Three Cycle Surge Current, Non-Repetitive 6 Hz, 1%V RRM reapplied I FSM 15,5 A Peak Ten Cycle Surge Current, Non-Repetitive 6 Hz, 1% V RRM reapplied I FSM 13, A I 2 t for Fusing for One Cycle 8.3 milliseconds 1 milliseconds I 2 t I 2 t 1,84, 1,81, A 2 sec A 2 sec Operating Temperature T J -4 to +15 C Storage Temperature T stg -4 to +15 C Max. Mounting Torque, M6 Mounting Screw 55 6 in. Lb. Nm Max. Mounting Torque, M1 Terminal Screw in. Lb. Nm Module Weight, Typical 15 g 3.3 lb V 25C V rms 3 V Revision Date: 2/29/28

3 LD Amperes / Up to 24 Volts Electrical Characteristics, T J =25 C unless otherwise specified Characteristics Symbol Test Conditions Min. Max. Units Repetitive Peak Reverse Leakage Current I RRM Up to 24V, T J =C 4 ma Peak On-State Voltage V FM T J =C, I FM =18A 1.19 V Threshold Voltage, Low-level Slope Resistance, Low-level Threshold Voltage, High-level Slope Resistance, High-level V TM Coefficients, Full Range V (TO)1 r T1 V (TO)2 r T2 T J = C, I = 15%I F(AV) to πi F(AV) T J = C, I = πi F(AV) to I FSM T J = C, I = 15%I F(AV) to I FSM V TM = A+ B Ln I +C I + D Sqrt I A = B = C = D = 5.5E E E E-3 V mω V mω Thermal Characteristics Characteristics Symbol Max. Units Thermal Resistance, Junction to Case R ΘJ-C Per Module, both conducting Per Junction, both conducting Thermal Impedance Coefficients Z ΘJ-C Z ΘJ-C = K 1 (1-exp(-t/τ 1 )) + K 2 (1-exp(-t/τ 2 )) + K 3 (1-exp(-t/τ 3 )) + K 4 (1-exp(-t/τ 4 )) K 1 = 8.3E-4 K 2 = 1.3E-2 K 3 = 1.64E τ 1 = 3.39E-4 τ 2 = 3.15E-3 τ 3 = 1.6E-1 K 4 = 3.75E-2 τ 4 = 2.66 Thermal Resistance, Case to Sink Lubricated R ΘC-S Per Module.1 C/W C/W C/W Revision Date: 2/29/28

4 LD Amperes / Up to 24 Volts 5. Maximum On-State Forward Voltage Drop ( Tj = 15 C ).7 Maximum Transient Thermal Impedance (Junction to Case) On-State Voltage - Vfm - Volts Thermal Impedance - Zjc - C/W Instantaneous On-State Current - Ifm - Amperes Time - t - Seconds Max. Power Dissipation Per Diode - Watts Maximum On-State Power Dissipation (Sinusoidal Waveform) Max. Case Temperature - Tcase - C Maximum Allowable Case Temperature (Sinusoidal Waveform) Max. Power Dissipation Per Diode - Watts Maximum On-State Power Dissipation (Rectangular Waveform) Max. Case Temperature - Tcase - C Maximum Allowable Case Temperature 3 (Rectangular Waveform) Revision Date: 2/29/28

5 LD Amperes / Up to 24 Volts LD41 6 Reverse Recovery Current IR(Rec) (A) Tj=C IFM=1A VR=5V di/dt Rate (A/µsec) Revision Date: 2/29/28

6 LD Amperes / Up to 24 Volts 4 Powerex LD41--6 Pow-R-Blok 6-Pulse Bridge Rth S-A (C/W) Total Power Dissipation vs Maximum Rated Output Current Total Power Dissipation (W) Total Power Dissipation (W) Ambient Temperature (C) Maximum Bridge Output Current (A) Six-Pulse Bridge Circuit Total Power Dissipation & Maximum Rated Output Current With Sink to Ambient Resistance of Heatsink as a Parameter. Revision Date: 2/29/28