SMD General Purpose Rectiers S2A-HF Thru. S2M-HF Reverse Voltage: 50 to 1000 Volts Forward Current: 2.0 Amp RoHS Device Halogen Free SMA/DO-214AC Features - For surface mounted applications. 0.177(4.50) 0.157(4.00) - Low prole package. 0.063(1.60) 0.106(2.70) - Glass passivated chip junction. 0.051(1.30) 0.091(2.30) - Easy to pick and place. 0.205(5.20) 0.185(4.70) Mechanical data 0.012(0.31) 0.006(0.15) 0.087(2.20) - Case: SMA 0.075(1.90) - Terminals: Solderable per MIL-STD-750, 0.059(1.50) method 2026. 0.012(0.30) 0.035(0.90) Typ. Circuit Diagram Dimensions in inches and (millimeter) Cathode Anode Maximum Ratings and Electrical Characteristics Ratings at 25 C ambient temperature unless otherwise specied. Single phase, half wave, 60Hz resistive or inductive load, for capacitive load, derate by 20% Symbols Parameter S2A-HF S2B-HF S2D-HF S2G-HF S2J-HF S2K-HF S2M-HF Units Maximum repetitive peak reverse voltage VRRM 50 100 200 400 600 800 1000 V Maximum RMS voltage VRMS 35 70 140 280 420 560 700 V Maximum DC blocking voltage VDC 50 100 200 400 600 800 1000 V Maximum average forward rectied current IF(AV) 2 A Peak forward surge current, 8.3ms single half sine-wave superimposed IFSM 50 A on rated load Max instantaneous forward voltage at 2A VF 1.1 V Maximum DC reverse current Ta = 25C 5 IR A at rated DC blocking voltage Ta =125 C 100 Typical junction capacitance (Note 1) Cj 25 pF Typical thermal resistance (Note 2) R JA 65 C/W Operating and storage temperature range Tj, Tstg -55 ~ +150 C Notes: 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. REV:A QW-JG014 Page 1 Comchip Technology CO., LTD.SMD General Purpose Rectiers Rating and Characteristic Curves (S2A-HF Thru. S2M-HF) Fig.1 - Forward Current Derating Curve Fig.2 - Typical Reverse Characteristics 2.5 100 2.0 TJ=125C 10 1.5 1.0 TJ=25C 1.0 0.5 Single phase half-wave 60Hz resistive or inductive load 0 0.1 0 25 50 75 100 125 150 0 20 40 60 80 100 120 140 Case Temperature, ( C) Percent of Rated Peak Reverse Voltage, (%) Fig.3 - Typical Forward Characteristic Fig.4 - Typical Junction Capacitance 10 100 TJ=25C 1.0 10 TJ=25C 0.1 1 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 0.1 1 10 100 Instantaneous Forward Voltage, (V) Reverse Voltage, (V) Fig.5 - Maximum Non-Repetitive Peak Forward Surge Current 75 60 45 30 15 8.3ms single half sine wave (JEDEC Method) 0 1 10 100 Number of Cycles Company reserves the right to improve product design , functions and reliability without notice. REV:A QW-JG014 Page 2 Comchip Technology CO., LTD. Peak Forward Surge Current, (A) Instantaneous Forward Current, (A) Average Forward Current, (A) Junction Capacitance, (pF) Instantaneous Reverse Current, ( A)