UNISONIC TECHNOLOGIES CO., LTD MMBD4148 DIODE HIGH-SPEED SWITCHING DIODE DESCRIPTION The UTC MMBD4148 is designed for high-speed switching application in hybrid thick-and thin-film circuits. The devices is manufactured by the silicon epitaxial planar process and packed in plastic surface mount package. FEATURES * Ultra-high speed * Low forward voltage * Fast reverse recovery time SYMBOL ORDERING INFORMATION Ordering Number Package Lead Free Halogen Free MMBD4148L-AE3-R MMBD4148G-AE3-R SOT-23 Note: Pin assignment: A: Anode C: Cathode NC: No Connection Pin Assignment 1 2 3 NC A C Packing Tape Reel MARKING www.unisonic.com.tw Copyright © 2013 Unisonic Technologies Co., Ltd 1 of 4 QW-R601-088, A MMBD4148 DIODE ABSOLUTE MAXIMUM RATINGS (TA=25℃, unless otherwise specified) PARAMETER SYMBOL RATINGS UNIT Maximum Repetitive Reverse Voltage VRRM 100 V Average Rectified Forward Current IF(AV) 250 mA 1.0 A Pulse Width = 1.0 sec Non-repetitive Peak IFSM Forward Surge Current Pulse Width = 1.0 μs 2.0 A Power Dissipation (Note 3) PD 200 mW Junction Temperature TJ -65 ~ +150 °C Storage Temperature TSTG -65 ~ +150 °C Note: 1. These ratings are based on a maximum junction temperature of 200°C. 2. Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. 3. Device mounted on FR-4 PCB minimum land pad THERMAL DATA CHARACTERISTIC Junction to Ambient SYMBOL θJA RATINGS 500 UNIT °C/W ELECTRICAL CHARACTERISTICS (TA=25°C, unless otherwise specified) PARAMETER SYMBOL Breakdown Voltage VR Forward Voltage VF Reverse Current IR Total Capacitance CT Reverse Recovery Time trr TEST CONDITIONS IR=5.0μA IR=100μA IF=10mA VR=20V VR=75V VR=0V, f =1.0MHz IF=10mA, VR=6.0V IRR=1.0mA, RL=100Ω UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw MIN 75 100 TYP MAX 0.855 25 5.0 4.0 UNIT V V V nA μA pF 4.0 ns 2 of 4 QW-R601-088, A MMBD4148 DIODE TYPICAL CHARACTERISTICS Reverse Current vs. Reverse Voltage IR - 10 ~ 100 V Reverse Voltage, VR (V) Reverse Current, IR (nA) Reverse Voltage vs. Reverse Current BV - 1.0 ~ 100μA Forward Voltage vs. Forward Current VF - 1 ~ 100μA Forward Voltage vs. Forward Current VF - 10 ~ 800 mA UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw Forward Voltage vs. Forward Current VF - 0.1 ~ 10 mA Forward Voltage vs. Ambient Temperature VF - 0.01 - 20 mA (-40 ~ +65°C) 3 of 4 QW-R601-088, A MMBD4148 TYPICAL CHARACTERISTICS(Cont.) Total Capacitance 0.90 Reverse Recovery Time vs. Reverse Recovery Current 4.0 TA = 25°C TA = 25°C 3.5 3.0 0.85 2.5 2.0 0.80 1.5 0.75 0 4 2 6 8 10 12 14 1.0 10 20 30 40 50 80 Reverse Recovery Current, IRR (mA) IF = 10mA - IRR = 1.0mA - RIoop = 100Ω Reverse Voltage (V) Average Rectified Current (IF(AV))vs. Ambient Temperature (TA) Current (mA) DIODE IF(AV ) - AV ERA GE R ECT IF IED CUR REN T- mA UTC assum es no responsibility for equipm ent failures that result from using products at v alues that exceed, ev en m om entarily, rated v alues (such as m axim um ratings, operating condition ranges, or other param eters) listed in products specifications of any and all UTC products described or contained herein. UTC products are not designed for use in life support appliances, dev ices or system s where m alfunction of these products can be reasonably expected to result in personal injury. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The inform ation presented in this docum ent does not form part of any quotation or contract, is believ ed to be accurate and reliable and m ay be changed without notice. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 4 of 4 QW-R601-088, A