E L E C T R O N I C MBR20B45CTH Power Schottky Rectifier - 20Amp 45Volt □ Features -Plastic package has Underwriters Laboratory Flammability Classifications-94V-0 -High Junction Temperature Capability -Low forward voltage, high current capability -High surge capacity -Low power loss, high efficiency -Halogen-Free TO-220AB L B □ Application M C -Switching-Mode Power Supply D K A □ Absolute maximum ratings E Symbol Ratings Unit Conditions IF(AV) 20 A Average Forward Current O Repetitive Peak Reverse I F G J VRRM 45 V IFSM 150 A Peak Forward Surge Current VF(max) 0.58 V Forward Voltage Drop A1 Tj -50 to +175 ºC Operating Temperature A2 Tstg -65 to +150 ºC Storage Temperature Voltage Maximum Instantaneous Forward Voltage Maximum Reverse Leakage Current Maximum Voltage Rate of Change Typical Thermal Resistance, Junction to Case Symbol Ratings Conditions 0.70V Tc = 25ºC 0.58V Tc = 125ºC 0.01mA Tc = 25ºC 10mA Tc = 125ºC dv/dt 10,000 V/μs Rated VR Rθ (j-c) 2.2 ºC/W Per diode VF IR H N K DIM □ Electrical characteristics Parameters H A B C D E F G H I J K L M N O DIMENSIONS INCHES MM MAX MIN MAX MIN .579 .606 14.70 15.40 .392 .411 9.95 10.45 .114 .126 2.90 3.20 .248 .272 6.30 6.90 .325 .350 8.25 8.90 .153 .173 3.90 4.40 .492 .551 12.50 14.00 .102 .114 2.60 2.90 .028 .039 0.70 1.00 .010 .022 0.25 0.55 .146 .157 3.70 4.00 .167 .187 4.25 4.75 .045 .057 1.15 1.45 .089 .114 2.25 2.90 .047 .055 1.20 1.40 NOTE Note: Pulse Test : 380μs pulse width, 2% duty cycle June 2009 / Rev.6.4 http:// www.sirectsemi.com 1 MBR20B45CTH PEAK FORWARD SURGE CURRENT AMPERES AVERAGE FORWARD CURRENT AMPERES 20 10 RESISTIVE OR INDUCTIVE LOAD 0 25 50 75 100 125 150 150 120 90 60 30 8.3ms Single Half-Sine-Wave (JEDEC METHOD) 0 175 1 2 Figure 1. Forward Current Derating Curve 10 20 50 100 Figure 2. Maximum Non-repetitive Surge Current 50 50 INSTANTANEOUS REVERSE CURRENT, (mA) INSTANTANEOUS REVERSE CURRENT, (A) 5 NUMBER OF CYCLES AT 60Hz CASE TEMPERATURE (ºC) 10 TJ=150ºC 1.0 TJ=25ºC 0.1 PULSE WIDTH 300us 1% Duty Cycle 0.01 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 10 TJ=125℃ 1.0 0.1 TJ=75℃ 0.01 TJ=25℃ 0.001 0 PERCENT OF RATED PEAK REVERSE VOLTAGE, (V) 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE, (%) Figure 3. Typical Instantaneous Forward Characteristics Figure 4. Typical Reverse Characteristics CAPACITANCE, (pF) 1000 100 TJ =25ºC f =1MHz 10 0.1 1 4 10 100 REVERSE VOLTAGE, VOLTS Figure 5. Typical Junction Capacitance Sirectifier Global Corp., Delaware, U.S.A. U.S.A.: [email protected] France: [email protected] Taiwan: [email protected] Hong Kong: [email protected] China: [email protected] …Thailand: [email protected] Philippines: [email protected] Belize: [email protected] http:// www.sirectsemi.com 2