180 Amp Schottky Rectifier HS18135-HS18145 D G Dim. Inches J K H Minimum Maximum Minimum Maximum Notes Std. Polarity Base is cathode Rev. Polarity Base is anode B F Microsemi Catalog Number 1.52 .725 .605 1.182 .745 .152 A B C D E F G H J K L C E A .525 .156 .495 .120 38.61 1.56 18.42 .775 15.37 .625 30.02 1.192 18.92 .755 3.86 .160 1/4-20 UNC-2B 13.34 .580 3.96 .160 12.57 .505 3.05 .130 39.62 19.69 15.88 30.28 19.18 4.06 14.73 4.06 12.83 3.30 Sq. Dia. Dia. HALF-PAK L Industry Part Number Millimeter Working Peak Reverse Voltage Repetitive Peak Reverse Voltage Schottky Barrier Rectifier Guard Ring Protection HS18135* 181NQ035 35V 35V Low Forward Voltage HS18140* 181NQ040 40V 40V 175°C Junction Temperature VRRM 35-45 Volts HS18145* 181NQ045 45V 45V Reverse Energy Tested ROHS Compliant * Add Suffix R for Reverse Polarity Electrical Characteristics Average forward current Maximum surge current Maximum repetitive reverse current Max peak forward voltage Max peak reverse current Max peak reverse current Typical junction capacitance I F(AV) I FSM I R(OV) VFM I RM I RM CJ 180 Amps 2500 Amps 2 Amps 0.70 Volts 150mA 4mA 7500pF T C = 142°C, square wave, R 0JC = 0.3°C/W 8.3ms, half sine, T J = 175°C f = 1 kHz, 1us square wave,T J = 25°C I FM = 180A: T J = 25°C* VRRM, T J = 125°C* VRRM, T J = 25°C VR = 5.0V, T J = 25°C, f = 1MHz *Pulse test: Pulse width 300µsec, Duty cycle 2% Thermal and Mechanical Characteristics Storage temp range Operating junction temp range Max thermal resistance Typical thermal resistance (greased) Mounting Base Torque Terminal Torque Weight T STG TJ R OJC R OCS -55°C to 175°C -55°C to 175°C junction to case 0.3°C/W 0.12°C/W case to sink 15-25 inch pounds 20-40 inch pounds 1.1 ounces (32 grams) typical www.microsemi.com January, 2011 - Rev. 5 HS18135-HS18145 Figure 1 Typical Forward Characteristics Figure 3 Typical Junction Capacitance 1000 800 100,000 600 40,000 Junction Capacitance - pF 60,000 400 200 100 80 60 20,000 10,000 6000 4000 2000 1000 0.1 0.5 1.0 5.0 10 120 180 DC 50 100 Reverse Voltage - Volts 40 175 C 20 Maximum Allowable Case Temperature - C Instantaneous Forward Current - Amperes Figure 4 25 C 10 8 6 4 2 1 Forward Current Derating 180 170 160 150 140 130 120 110 60 0 90 60 180 120 240 300 240 300 Average Forward Current - Amperes 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 Instantaneous Forward Voltage - Volts Figure 2 Typical Reverse Characteristics Maximum Power Dissipation - Watts Figure 5 Maximum Forward Power Dissipation Typical Reverse Current - mA 1000 100 175 C 10 125 C 1.0 0.1 75 C 25 C 0.01 0 10 20 Reverse Voltage - Volts 30 40 50 140 120 100 120 180 DC 90 80 60 60 40 20 0 0 60 120 180 Average Forward Current - Amperes www.microsemi.com January, 2011 - Rev. 5