125NQ015

125NQ015 IRF | Alldatasheet

Document overview

• Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
• PDF pages: 4

Technical content

SCHOTTKY RECTIFIER 120 Amp 125NQ015 PD-2.275 rev. A 12/97 1www.irf.com Dimensions in millimeters and inches Outline HALF PAK Module CASE STYLE AND DIMENSIONS Major Ratings and Characteristics IF(AV) Rectangular 120 A waveform VRRM 15 V IFSM @ tp = 5 µs sine 10,800 A VF @ 120 Apk, TJ= 75°C 0.33 V TJ range - 55 to 100 °C Characteristics 125NQ015 Units The 125NQ015 high current Schottky rectifier module has been optimized for ultra low forward voltage drop specifically for the OR-ing of parallel power supplies. The proprietary barrier technology allows for reliable operation up to 100 °C junction temperature. Typical applications are in parallel switching power supplies, converters, reverse battery protection, and redundant power subsystems. 100 °C T J operation Unique high power, Half-Pak module Optimized for OR-ing applications Ultra low forward voltage drop High frequency operation Guard ring for enhanced ruggedness and long term reliability High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance Description/Features

PD-2.275 rev. A 12/97 2 www.irf.com Part number 125NQ015 VR Max. DC Reverse Voltage (V) 15 VRWM Max. Working Peak Reverse Voltage (V) 25 Voltage Ratings IF(AV) Max. Average Forward Current 120 A 50% duty cycle @ TC = 71° C, rectangular wave form * See Fig. 5 IFSM Max. Peak One Cycle Non-Repetitive10,800 5µs Sine or 3µs Rect. pulse Surge Current * See Fig. 7 1700 10ms Sine or 6ms Rect. pulse EAS Non-Repetitive Avalanche Energy 9 mJ T J = 25 °C, IAS = 2 Amps, L = 4.5 mH IAR Repetitive Avalanche Current 2 A Current decaying linearly to zero in 1 µsec Frequency limited by TJ max. VA = 3 x VR typical Parameters 125NQ Units Conditions Absolute Maximum Ratings A VFM Max. Forward Voltage Drop (1)0.39 V @ 120A * See Fig. 1 0.52 V @ 240A

0.33 V @ 120A

0.45 V @ 240A

IRM Max. Reverse Leakage Current (1) 40 mA T J = 25 °C * See Fig. 2 2000 mA T J = 100 °C 1780 mA T J = 100 °C V R = 12V 1080 mA T J = 100 °C V R = 5V CT Max. Junction Capacitance 7700 pF V R = 5VDC , (test signal range 100Khz to 1Mhz) 25 °C LS Typical Series Inductance 7.0 nH From top of terminal hole to mounting plane dv/dt Max. Voltage Rate of Change 10,000 V/ µs (Rated VR ) TJ = 25 °C TJ = 75 °C VR = rated VR Parameters 125NQ Units Conditions Electrical Specifications TJ Max. Junction Temperature Range -55 to 100 °C Tstg Max. Storage Temperature Range -55 to 100 °C RthJC Max. Thermal Resistance Junction0.40 °C/W DC operation * See Fig. 4 to Case RthCS Typical Thermal Resistance, Case to0.15 °C/W Mounting surface , smooth and greased Heatsink wt Approximate Weight 25.6 (0.9) g (oz.) T Mounting Torque Min. 40 (35) Non-lubricated threads Max. 58 (50) Terminal Torque Min. 58 (50) Max. 86 (75) Case Style HALF PAK Module Thermal-Mechanical Specifications Parameters 125NQ Units Conditions Kg-cm (Ibf-in) (1) Pulse Width < 300µs, Duty Cycle < 2% Following any rated load condition and with rated V RRM applied

PD-2.275 rev. A 12/97 3www.irf.com Fig. 2 - Typical Values of Reverse Current Vs. Reverse Voltage Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage Fig. 4 - Maximum Thermal Impedance ZthJC Characteristics Fig. 1 - Maximum Forward Voltage Drop Characteristics 100 1000 FM FInstantaneous Forward Current - I (A) Forward Vol tage Drop - V (V) T = 100°C T = 75°C T = 25°C J J J 100 1000 10000 05 1 0 1 5 R R 75°C 50°C 25°C Reverse Voltage - V (V) Reverse Current - I (mA) T = 100°CJ .001 .01 D = 0.33 D = 0.50 D = 0.25 D = 0.17 D = 0.08 thJC t , Rectangular Pulse Duration (Seconds) Thermal Impedance - Z (°C/W) S ingle P ulse (Thermal Resistance) PDM Not es: 1. D uty factor D = t / t 2. P eak T = P x Z + T JD M thJC C 1000 10000 0 5 10 15 20 25 3 0 T = 25°CJ Reverse Voltage - V (V)R TJunction Capacitance - C (pF)

PD-2.275 rev. A 12/97 4 www.irf.com Fig. 8 - Unclamped Inductive Test Circuit Fig. 5 - Maximum Allowable Case Temperature Vs. Average Forward Current Fig. 6 - Forward Power Loss Characteristics Fig. 7 - Maximum Non-Repetitive Surge Current 0 25 50 75 100 125 150 17 DC Average Power Loss - (Watts) F( AV) D = 0. 08 D = 0. 17 D = 0. 25 D = 0. 33 D = 0. 50 RMS Li mit A verage F orw ard C urrent - I (A ) 100 105 0 25 50 75 100 125 150 17 DC A llowable Case Temperature - (°C) Average Forward Current - I (A)F(AV) 125NQ015 R (DC) = 0. 40°C/WthJC 1000 10000 10 100 1000 10000 FSM p Non-Repetitive Surge Current - I (A) At Any Rated Load Condition And With Rated V Applied Following Surge RRM Square Wave Pulse Duration - t (microsec) FREE-WHEEL DIODE 40HFL40S02CURRENT MONITOR HIGH-SPEED SWITCHIRFP460 L DUT Rg = 25 ohm Vd = 25 Volt+