New Product B340LB Vishay General Semiconductor High Current Density Surface Mount Schottky Rectifier FEATURES • Low profile package • Ideal for automated placement • Guardring for overvoltage protection • Low power losses, high efficiency • Very low forward voltage drop • High surge capability • Meets MSL level 1, per J-STD-020, LF maximum peak of 260 °C DO-214AA (SMB) • Solder dip 260 °C, 40 s • Compliant to RoHS directive 2002/95/EC and in accordance to WEEE 2002/96/EC TYPICAL APPLICATIONS For use in low voltage high frequency inverters, freewheeling, dc-to-dc converters, and polarity protection applications. PRIMARY CHARACTERISTICS IF(AV) 3.0 A VRRM 40 V IFSM 100 A VF at IF = 3.0 A 0.34 V TJ max. 150 °C MECHANICAL DATA Case: DO-214AA (SMB) Epoxy meets UL 94 V-0 flammability rating Terminals: Matte tin plated leads, solderable per J-STD-002 and JESD 22-B102 E3 suffix for commercial grade, meets JESD 201 class 1A whisker test Polarity: Color band denotes cathode end MAXIMUM RATINGS (TA = 25 °C unless otherwise noted) PARAMETER SYMBOL Device marking code B340LB UNIT B34 Maximum repetitive peak reverse voltage VRRM 40 V Maximum RMS voltage VRMS 28 V Maximum DC blocking voltage VDC 40 V Max. average forward rectified current at TL (Fig. 1) IF(AV) 3.0 A Peak forward surge current 8.3 ms single half sine-wave superimposed on rated load IFSM 100 A Voltage rate of change (rated VR) dV/dt 10 000 V/µs Operating junction temperature range Storage temperature range Document Number: 89039 Revision: 20-Apr-09 TJ - 65 to + 150 °C TSTG - 65 to + 150 °C For technical questions within your region, please contact one of the following: [email protected], [email protected], [email protected] www.vishay.com 1 New Product B340LB Vishay General Semiconductor ELECTRICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted) PARAMETER TEST CONDITIONS Maximum instantaneous forward voltage (1) 3.0 A Maximum reverse current at rated VR (2) SYMBOL TYP. MAX. UNIT TJ = 25 °C TJ = 125 °C VF 0.43 0.34 0.45 0.38 V TJ = 25 °C TJ = 125 °C IR 26 0.4 40 mA Notes: (1) Pulse test: 300 µs pulse width, 1 % duty cycle (2) Pulse test: Pulse width ≤ 40 ms THERMAL CHARACTERISTICS (TA = 25 °C unless otherwise noted) PARAMETER SYMBOL B340LB UNIT RθJA RθJL 70 25 °C/W Typical thermal resistance (1) Note: (1) Aluminum substrate mounted ORDERING INFORMATION (Example) PREFERRED P/N UNIT WEIGHT (g) PREFERRED PACKAGE CODE BASE QUANTITY DELIVERY MODE B340LB-E3/52T 0.096 52T 750 7" diameter plastic tape and reel B340LB-E3/5BT 0.096 5BT 3200 13" diameter plastic tape and reel RATINGS AND CHARACTERISTICS CURVES (TA = 25 °C unless otherwise noted) 1.5 3.0 2.5 Average Power Loss (W) Average Forward Current (A) D = 0.5 D = 0.3 Resistive or Inductive Load 2.0 1.5 1.0 0.5 D = 0.8 D = 0.2 1.2 D = 0.1 0.9 D = 1.0 0.6 T 0.3 D = tp/T tp 0 0 0 25 50 75 100 125 150 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 Lead Temperature (°C) Average Forward Current (A) Figure 1. Forward Current Derating Curve Figure 2. Forward Power Loss Characteristics www.vishay.com 2 For technical questions within your region, please contact one of the following: [email protected], [email protected], [email protected] Document Number: 89039 Revision: 20-Apr-09 New Product B340LB Vishay General Semiconductor 1000 Instantaneous Reverse Current (mA) Peak Forward Surge Current (A) 120 100 80 60 40 20 100 TJ = 150 °C 10 TJ = 125 °C 1 0.1 TJ = 25 °C 0.01 0.001 0 10 1 20 10 100 30 40 50 60 70 80 90 Number of Cycles at 60 Hz Percent of Rated Peak Reverse Voltage (%) Figure 3. Maximum Non-Repetitive Peak Forward Surge Current Figure 5. Typical Reverse Characteristics 1000 10 Junction Capacitance (pF) Instantaneous Forward Current (A) 100 TJ = 150 °C TJ = 125 °C TJ = 25 °C 1 0.1 0.1 100 100 0.2 0.4 0.3 0.5 0.6 0.7 0.8 1 10 100 Instantaneous Forward Voltage (V) Reverse Voltage (V) Figure 4. Typical Instantaneous Forward Characteristics Figure 6. Typical Junction Capacitance PACKAGE OUTLINE DIMENSIONS in inches (millimeters) DO-214AA (SMB) Cathode Band Mounting Pad Layout 0.085 (2.159) MAX. 0.155 (3.94) 0.130 (3.30) 0.086 (2.20) 0.077 (1.95) 0.086 (2.18) MIN. 0.180 (4.57) 0.160 (4.06) 0.012 (0.305) 0.006 (0.152) 0.060 (1.52) MIN. 0.096 (2.44) 0.084 (2.13) 0.220 REF. 0.008 (0.2) 0 (0) 0.060 (1.52) 0.030 (0.76) 0.220 (5.59) 0.205 (5.21) Document Number: 89039 Revision: 20-Apr-09 For technical questions within your region, please contact one of the following: [email protected], [email protected], [email protected] www.vishay.com 3 Legal Disclaimer Notice Vishay Disclaimer ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. 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No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners. Document Number: 91000 Revision: 11-Mar-11 www.vishay.com 1