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1SS344 Dataheets PDF



Part Number 1SS344
Manufacturers WON-TOP
Logo WON-TOP
Description SURFACE MOUNT SCHOTTKY BARRIER DIODE
Datasheet 1SS344 Datasheet1SS344 Datasheet (PDF)

® WON-TOP ELECTRONICS 1SS344 SURFACE MOUNT SCHOTTKY BARRIER DIODE Pb Features  Low Forward Voltage  Fast Switching Speed A  PN Junction Guard Ring for Transient and ESD Protection  For General Purpose Switching Applications B C  Plastic Material – UL Recognition Flammability Classification 94V-0 E D H Mechanical Data  Case: SOT-23, Molded Plastic K  Terminals: Plated Leads Solderable per MIL-STD-202, Method 208  Polarity: See Diagram  Weight: 0.008 grams (approx.) .

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® WON-TOP ELECTRONICS 1SS344 SURFACE MOUNT SCHOTTKY BARRIER DIODE Pb Features  Low Forward Voltage  Fast Switching Speed A  PN Junction Guard Ring for Transient and ESD Protection  For General Purpose Switching Applications B C  Plastic Material – UL Recognition Flammability Classification 94V-0 E D H Mechanical Data  Case: SOT-23, Molded Plastic K  Terminals: Plated Leads Solderable per MIL-STD-202, Method 208  Polarity: See Diagram  Weight: 0.008 grams (approx.)  Mounting Position: Any  Marking: H9  Lead Free: For RoHS / Lead Free Version, Add “-LF” Suffix to Part Number, See Page 4 J G TOP VIEW L M SOT-23 Dim Min Max A 0.30 0.50 B 1.19 1.40 C 2.10 2.50 D 0.89 1.05 E 0.45 0.61 G 1.78 2.05 H 2.65 3.05 J 0.013 0.15 K 0.89 1.10 L 0.45 0.61 M 0.076 0.178 All Dimensions in mm Maximum Ratings @TA=25°C unless otherwise specified Characteristic Non-Repetitive Peak Reverse Voltage Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage Maximum Forward Continuous Current Average Rectified Output Current Non-Repetitive Peak Forward Surge Current Operating and Storage Temperature Range @ t = 10ms Symbol VRM VRRM VRWM VR IFM IO IFSM TJ, TSTG Thermal Characteristics Characteristic Power Dissipation (Note 1) Symbol PD Note: 1. Mounted on FR-4 PC board with minimum recommended pad layout. Value Unit 25 V 20 V 1500 mA 500 mA 5.0 A -55 to +125 °C Value Unit 200 mW © Won-Top Electronics Co., Ltd. Revision: October, 2018 www.wontop.com 1 1SS344 ® WON-TOP ELECTRONICS Electrical Characteristics @TA=25°C unless otherwise specified Characteristic Forward Voltage Drop Reverse Leakage Current @ IF = 10mA @ IF = 100mA @ IF = 500mA @ VR = 10V @ VR = 20V Diode Capacitance (VR = 0V, f = 1.0MHz) Reverse Recovery Time (IF = IR = 50mA, IRR = 0.1 x IR, RL = 100Ω) 250 Symbol VF IR CD trr 1000 Min. Typ. 0.30 0.38 0.50 120 20 Max. Unit — — V 0.55 20 100 µA pF nS IF, INSTANTANEOUS FORWARD CURRENT (mA) PD, POWER DISSIPATION (mW) 200 TA = 100°C 100 150 100 10 TA = 25°C TA = -25°C 50 CT, TOTAL CAPACITANCE (pF) 0 0 150 25 50 75 100 125 TA, AMBIENT TEMPERATURE (°C) Fig. 1 Power Derating Curve 120 f = 1.0MHz 90 60 30 0 0 4 8 12 16 20 VR, DC REVERSE VOLTAGE (V) Fig. 3 Total Capacitance vs. Reverse Voltage IR, INSTANTANEOUS REVERSE CURRENT (µA) 1.0 0.1 0.2 0.3 0.4 0.5 0.6 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 2 Typical Forward Characteristics 100 TA = 100°C 10 TA = 75°C 1.0 TA = 50°C 0.1 TA = 25°C 0.01 TA = 0°C 0.001 0 4 8 12 16 20 VR, INSTANTANEOUS REVERSE VOLTAGE (V) Fig. 4 Typical Reverse Characteristics www.wontop.com 2 © Won-Top Electronics Co., Ltd. Revision: October, 2018 ® WON-TOP ELECTRONICS MARKING INFORMATION H9 H9 = Device Code 1SS344 RECOMMENDED FOOTPRINT 0.035 (0.90) 0.035 (0.90) 0.031 (0.80) 0.079 (2.00) 0.037 (0.95) inches(mm) PACKAGING INFORMATION TAPE & REEL Inspection Hole 178mm Product ID Label Direction of Unreeling 8mm 8mm 4mm 4mm 1.6mm Reel Diameter (mm) 178 Quantity (PCS) 3,000 Inner Box Size L x W x H (mm) 187 x 187 x 65 Quantity (PCS) 15,000 Carton Size L x W x H (mm) 390 x 240 x 420 Quantity (PCS) 150,000 Approx. Gross Weight (KG) 10.0 Note: 1. Anti-static plastic reel, white, water clear or blue color. Inspection hole might be varied in different alignment. 2. Components are packed in accordance with EIA standard 481-1 and 481-2. © Won-Top Electronics Co., Ltd. Revision: October, 2018 www.wontop.com 3 1SS344 ® WON-TOP ELECTRONICS ORDERING INFORMATION Product No. 1SS344-T1 Package Type SOT-23 Shipping Quantity 3000/Tape & Reel 1. Shipping quantity given is for minimum packing quantity only. For minimum order quantity, please consult the Sales Department. 2. To order RoHS / Lead Free version (with Lead Free finish), add “-LF” suffix to part number above. For example, 1SS344-T1-LF. WON-TOP ELECTRONICS and are registered trademarks of Won-Top Electronics Co., Ltd (WTE). 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 806, Taiwan Phone: 886-7-822-5408 or 886-7-822-5410 Fax: 886-7-822-5417 Email: [email protected] Internet: http://www.wontop.com We power your everyday. www.wontop.com 4 © Won-Top Electronics Co., Ltd. .


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