UNISONIC TECHNOLOGIES CO., LTD 1N4148 DIODE HIGH-SPEED SWITCHING DIODE DESCRIPTION The UTC 1N4148 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 ORDERING INFORMATION Ordering Number Package Lead Free Halogen Free 1N4148L-AE3-R 1N4148G-AE3-R SOT-23 1N4148L-AL3-R 1N4148G-AL3-R SOT-323 1N4148L-CA2-R 1N4148G-CA2-R SOD-123 1N4148L-CB2-R 1N4148G-CB2-R SOD-323 Note: Pin assignment: A: Anode C: Cathode NC: No Connection Packing Tape Reel Tape Reel Tape Reel Tape Reel (1) R: Tape Reel 1N4148L-AE3-R Pin Assignment 1 2 3 NC A C NC A C A C A C - (1)Packing Type (2) AE3: SOT-23, AL3: SOT-323 (2)Package Type (2) CA2: SOD-123, CB2: SOD-323 (3)Lead Plating (3) G: Halogen Free, L: Lead Free MARKING PACKAGE MARKING Lead Free Halogen Free Lead Free Halogen Free SOT-23/ SOT-323/ SOD-123 SOD-323 www.unisonic.com.tw Copyright © 2009 Unisonic Technologies Co., Ltd 1 of 4 QW-R601-001,I 1N4148 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) 200 mA Non-repetitive Peak Pulse Width = 1.0 second 1.0 A IFSM Forward Surge Current Pulse Width = 1.0 microsecond 4.0 A Power Dissipation PD 500 mW Operating Junction Temperature TJ +175 °C Storage Temperature Range TSTG -65 ~ +200 °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. THERMAL DATA CHARACTERISTIC Junction to Ambient SYMBOL θJA RATINGS 300 UNIT ℃/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 = 100μA IR = 5.0μA IF = 10 mA VR = 20 V VR = 75 V VR = 0, f =1.0MHz IF = 10 mA, VR = 6.0 V (60mA) IRR = 1.0 mA, RL = 100Ω UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw MIN 100 75 TYP MAX 1.0 25 5.0 4.0 UNIT V V V nA μA pF 4.0 ns 2 of 4 QW-R601-001,I 1N4148 DIODE TYPICAL CHARACTERISTICS Reverse Voltage vs. Reverse Current BV - 1.0 ~ 100μA 160 Reverse Current vs. Reverse Voltage IR - 10 ~ 100 V 120 10 0 Reverse Current, IR (nA) Reverse Voltage, VR (V) 150 140 130 120 110 Ta = 25°C Ta = 25°C 80 GENERAL RULE: The Reverse Current of a diode will approximately double for every 10°C increase in Temperature 60 40 20 0 1 2 3 5 10 20 30 50 100 Reverse Current, IR (μA) 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 10 20 30 50 70 100 Reverse Voltage, VR (V) 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-R601-001,I 1N4148 TYPICAL CHARACTERISTICS(Cont.) Total Capacitance Reverse Recovery Time vs. Reverse Recovery Current 4.0 0.90 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-R601-001,I