BAS70 / A / C / S WTE POWER SEMICONDUCTORS SURFACE MOUNT SCHOTTKY BARRIER DIODE Features ! Low Turn-on Voltage L ! ! Fast Switching PN Junction Guard Ring for Transient and ESD Protection ! Designed for Surface Mount Application B ! Plastic Material - UL Recognition Flammability Classification 94V-O A TOP VIEW C M E D H Dim A B C D E G H J K L M Mechanical Data ! ! ! ! ! Case: SOT-23, Molded Plastic Terminals: Plated Leads Solderable per MIL-STD-202, Method 208 Polarity: See Diagrams Below Weight: 0.008 grams (approx.) Mounting Position: Any K J G SOT-23 Min 0.37 1.19 2.10 0.89 0.45 1.78 2.65 0.013 0.89 0.45 0.076 Max 0.51 1.40 2.50 1.05 0.61 2.05 3.05 0.15 1.10 0.61 0.178 All Dimensions in mm TOP VIEW TOP VIEW TOP VIEW BAS70 Marking: A70 BAS70A Marking: A72 BAS70C Marking: A73 TOP VIEW BAS70S Marking: A74 Maximum Ratings and Electrical Characteristics, Single Diode Characteristic Symbol Value Unit VRRM VRWM VR 70 V IF 200 mA IFSM 600 mA Pd 200 mW RJA 625 C/W Tj, TSTG -55 to +150 C Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage Forward Continuous Current (Note 1) Forward Surge Current (Note 1) @ t < 1.0s Power Dissipation (Note 1) Typical Thermal Resistance, Junction to Ambient Air (Note 1) Operating and Storage Temperature Range @TA=25C unless otherwise specified Note: 1. Device on fiberglass substrate. BAS70/A/C/S 1 of 4 (c) 2003 Won-Top Electronics Maximum Ratings and Electrical Characteristics, Single Diode Characteristic @TA=25C unless otherwise specified Symbol Min Typ Max Unit V(BR)R 70 -- -- V Forward Voltage VF -- -- 410 750 1000 mV @ IF = 1.0mA, tp < 300s @ IF = 10mA, tp < 300s @ IF = 15mA, tp < 300s Reverse Leakage Current IR -- 20 100 nA @ VR = 50V, tp < 300s Junction Capacitance Cj -- 1.5 2.0 pF VR = 0V, f = 1.0MHz Reverse Recovery Time trr -- -- 5.0 nS IF = 10mA through IR = 10mA to IR = 1.0mA, RL = 100 Reverse Breakdown Voltage BAS70/A/C/S 2 of 4 Test Condition @ IR = 10A (c) 2003 Won-Top Electronics IF, INSTANTANEOUS FORWARD CURRENT (mA) 100 TA = 125C TA = 75C TA = 25C 10 1.0 TA = 0C TA = -40C 0.1 0 0.4 0.2 0.6 1.0 0.8 1.6 1.4 1.2 IR, INSTANTANEOUS REVERSE CURRENT (nA) VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 1 Typical Forward Characteristics 10000 TA = 125C 1000 TA = 75C 100 TA = 25C 10 TA = 0C 1 TA = -40C 0.1 10 0 20 30 40 50 60 70 VR, REVERSE VOLTAGE (V) Fig. 2 Typical Reverse Characteristics 1.8 250 1.6 Pd, POWER DISSIPATION (mW) CT, TOTAL CAPACITANCE (pF) f = 1.0MHz 1.4 1.2 1.0 0.8 0.6 0.4 200 150 100 50 0.2 0 0 0 5 10 15 20 25 30 35 0 40 200 TA, AMBIENT TEMPERATURE (C) Fig. 4 Power Derating Curve, Total Package VR, REVERSE VOLTAGE (V) Fig. 3 Typical Capacitance BAS70/A/C/S 100 3 of 4 (c) 2003 Won-Top Electronics ORDERING INFORMATION Product No.! Package Type Shipping Quantity BAS70-T1 SOT-23 3000/Tape & Reel BAS70-T3 SOT-23 10000/Tape & Reel BAS70A-T1 SOT-23 3000/Tape & Reel BAS70A-T3 SOT-23 10000/Tape & Reel BAS70C-T1 SOT-23 3000/Tape & Reel BAS70C-T3 SOT-23 10000/Tape & Reel BAS70S-T1 SOT-23 3000/Tape & Reel BAS70S-T3 SOT-23 10000/Tape & Reel Products listed in bold are WTE Preferred devices. ! T1 suffix refers to a 7" reel. T3 suffix refers to a 13" reel. Shipping quantity given is for minimum packing quantity only. For minimum order quantity, please consult the Sales Department. RECOMMENDED FOOTPRINT 0.035 (0.90) 0.079 (2.0) 0.035 (0.90) 0.031 (0.8) 0.037 (0.95) inches(mm) Won-Top Electronics Co., Ltd (WTE) has checked all information carefully and believes it to be correct and accurate. However, WTE cannot assume any responsibility for inaccuracies. Furthermore, this information does not give the purchaser of semiconductor devices any license under patent rights to manufacturer. WTE reserves the right to change any or all information herein without further notice. WARNING: DO NOT USE IN LIFE SUPPORT EQUIPMENT. WTE power semiconductor products are not authorized for use as critical components in life support devices or systems without the express written approval. Won-Top Electronics Co., Ltd. No. 44 Yu Kang North 3rd Road, Chine Chen Dist., Kaohsiung, Taiwan Phone: 886-7-822-5408 or 886-7-822-5410 Fax: 886-7-822-5417 Email: sales@wontop.com Internet: http://www.wontop.com BAS70/A/C/S We power your everyday. 4 of 4 (c) 2003 Won-Top Electronics