SS34B-HF

SMD Schottky Barrier Rectifiers SS34B-HF Thru. SS320B-HF Reverse Voltage: 40 to 200 Volts Forward Current: 3.0 Amp RoHS Device Halogen Free DO-214AA (SMB) 0.087 (2.20) 0.071 (1.80) Features - Metal silicon junction, majority carrier conduction - For surface mounted applications - Low power loss, high efficiency - High forward surge current capability - For use in low voltage, high frequency inverters, free wheeling, and polarity protection applications 0.157 (4.00) 0.130 (3.30) 0.191 (4.85) 0.157 (4.00) 0.012 (0.31) MAX. 0.126 (3.20) 0.078 (1.99) 0.008(0.21) MAX. 0.063 (1.60) 0.028 (0.70) Mechanical data - Case: SMB - Terminals: Solderable per MIL-STD-750, Method 2026 - Approx. Weight: 95mg / 0.0034oz 0.220 (5.60) 0.197 (5.00) Dimensions in inches and (millimeter) Circuit Diagram Anode Cathode Maximum Ratings and Electrical Characteristics Ratings at 25 °C ambient temperature unless otherwise specified.Single phase, half wave, 60Hz resistive or inductive load, for capacitive load, derate by 20 % Parameter Symbols SS34B SS36B SS310B SS315B SS320B Units Maximum repetitive peak reverse voltage V RRM 40 60 100 150 200 V Maximum RMS voltage V RMS 28 42 70 105 140 V Maximum DC blocking voltage V DC 40 60 100 150 200 V Maximum average forward rectified current I F(AV) 3.0 A Peak forward surge current,8.3ms single half sine-wave superimposed on rated Load (JEDEC method) I FSM 80 A Max instantaneous forward voltage at 3 A Maximum DC reverse current Ta = 25°C T a =100°C at rated DC reverse voltage Typical junction capacitance Typical thermal resistance （1） （2） Operating junction temperature range Storage temperature range VF IR Cj 0.55 0.70 0.85 0.95 0.5 0.3 5 3 450 400 V mA pF RθJA 60 °C/W Tj -55 ~ +150 °C T stg -55 ~ +150 °C （1）Measured at 1 MHz and applied reverse voltage of 4 V D.C（2）P.C.B. mounted with 2.0" X 2.0" (5 X 5 cm) copper pad areas. Company reserves the right to improve product design , functions and reliability without notice. SP-JB017 REV:B Page 1 Comchip Technology CO., LTD. SMD Schottky Barrier Rectifiers RATING AND CHARACTERISTIC CURVES (SS34B-HF Thru. SS320B-HF) Fig.2 - Typical Reverse Characteristics Average Forward Current (A) 3.5 3.0 2.4 1.8 1.2 0.6 0.0 25 50 75 100 125 150 Instantaneous Reverse Current ( μA) Fig.1 - Forward Current Derating Curve 10 4 T J =100 °C 10 3 T J =75 °C 10 2 40V~60V 10 100V~200V 1 T J =25 °C 10 0 0 Lead Temperature (°C) 40 60 80 100 Fig.4 - Typical Junction Capacitance T J =25 °C 20 JunctionCapacitance (pF) Instantaneous Forward Current (A) Fig.3 - Typical Forward Characteristic 10 1.0 40V 60V 100V 150V/200V 0.1 1000 500 200 100 20 40V~60V 100V~200V 10 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 0.1 Fig.5 - Maximum Non-Repetitive Peak Forward Surge Current 70 60 50 40 8.3 ms Single Half Sine Wave (JEDEC Method) 20 10 100 Transient Thermal Impedance（°C/W) 80 1 10 100 Fig.6 - Typical Transient Thermal Impedance 90 30 1 Reverse Voltage (V) Instantaneous Forward Voltage (V) Peak Forward Surge Current (A) 20 Percent of Rated Peak Reverse Voltage（%） 100 10 1 0.01 Number of Cycles at 60Hz 0.1 1 10 100 t, Pulse Duration（sec） Company reserves the right to improve product design , functions and reliability without notice. SP-JB017 REV:B Page 2 Comchip Technology CO., LTD. SMD Schottky Barrier Rectifiers Reel Taping Specification d P0 P1 T E Index hole F W B P C A 12 o 0 D2 D1 D W1 Trailer Device ....... ....... End ....... ....... Leader ....... ....... ....... ....... 10 pitches (min) Start 10 pitches (min) Direction of Feed DO-214AA (SMB) DO-214AA (SMB) SYMBOL A B C d D D1 D2 (mm) 4.00 ± 0.10 5.90 ± 0.10 3.00 ± 0.10 1.50 ± 0.10 330 ± 2.00 50.0 MIN. 13.50 ± 0.50 (inch) 0.157 ± 0.004 0.232 ± 0.004 0.118 ± 0.004 0.059 ± 0.004 12.99 ± 0.079 1.969 MIN. 0.531 ± 0.020 SYMBOL E F P P0 P1 T W W1 (mm) 1.75 ± 0.10 5.50 ± 0.10 8.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.10 0.60 ± 0.10 12.0 ± 0.30 18.4 ± 1.00 (inch) 0.069 ± 0.004 0.217 ± 0.004 0.315± 0.004 0.157 ± 0.004 0.079 ± 0.004 0.236 ± 0.004 0.472 ±0.012 0.724 ± 0.040 Company reserves the right to improve product design , functions and reliability without notice. REV:B Page 3 SP-JB017 Comchip Technology CO., LTD. SMD Schottky Barrier Rectifiers Marking Code Part Number Marking Code SS34B-HF SS34 SS36B-HF SS36 SS310B-HF SS310 SS315B-HF SS315 SS320B-HF SS320 XXXXX Cathode Band Product type marking code xxxx/xxxxx = Product type marking code Suggested PAD Layout DO-214AA (SMB) D SIZE (mm) (inch) A 4.30 0.169 B 2.50 0.098 C 2.50 0.098 D 6.80 0.268 E 1.80 0.071 A E C B Standard Packaging REEL PACK Case Type DO-214AA (SMB) REEL Reel Size ( pcs ) (inch) 3,000 13 Company reserves the right to improve product design , functions and reliability without notice. REV:B Page 4 SP-JB017 Comchip Technology CO., LTD.