SMD Super Fast Recovery Rectifiers CSFM103-HF Thru. CSFM105-HF Reverse Voltage: 200 to 600 Volts Forward Current: 1.0 Amp RoHS Device Halogen Free Features Mini SMA / SOD-123 -Batch process design,excellent power dissipation offers better reverse leakage current and thermal resistance. -Tiny plastic SMD package. 0.154(3.90) 0.138(3.50) 0.012(0.30) Typ. -Super fast recovery time for switching mode application. -High current capability. 0.075(1.9) 0.059(1.5) -High surge current capability. -Glass passivated chip junction. Mechanical data -Epoxy: UL 94-V0 rated flame retardant. -Case: Molded plastic, SOD-123/Mini SMA. 0.067(1.7) 0.051(1.3) -Terminals: Solderable per MIL-STD-750, method 2026. -Polarity: Indicated by cathode band. 0.028(0.7) Typ. 0.028(0.70) Typ. -Mounting position: Any -Weight: 0.018 grams approx. Dimensions in inches and (millimeter) Maximum Ratings (at T =25°C A unless otherwise noted) Symbol CSFM 103-HF CSFM 104-HF CSFM 105-HF Unit Repetitive peak reverse voltage VRRM 200 400 600 V Continuous reverse voltage VDC 200 400 600 V RMS voltage VRMS 140 280 420 V Parameter Max. forward rectified current Conditions Ambient temperature=50°C Maximum Instantaneous forward voltage at IF=1.0A 1.0 IO VF 0.95 1.25 A 1.70 V Forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC method) IFSM 25 A Max. Reverse recovery time IF=0.5A , IR=1.0A IRR=0.25A Trr 35 nS Max.Reverse current VR=VRRM TJ=@25°C VR=VRRM TJ=@125°C IR 5.0 100 μA Typ. Thermal resistance Junction to ambient RθJA 42 °C/W Diode junction capacitance f=1MHZ and applied 4V DC reverse voltage CJ 10 pF TJ -55 to +150 °C TSTG -65 to +175 °C Operating junction temperature Storage temperature range Company reserves the right to improve product design , functions and reliability without notice. REV:B QW-JS001 Page 1 Comchip Technology CO., LTD. SMD Super Fast Recovery Rectifiers Rating and Characteristic Curves (CSFM103-HF Thru. CSFM105-HF) Fig.1- Typical Forward Characteristics Fig.2-Typical Forward Current Derating Curve 1.4 C HF 410 M SF FM CS 0.1 5 10 -H 0.01 Average Forward Current, (A) HF 3FM 10 1 CS Instantaneous Forward Current, (A) 10 F TJ=25 OC Pulse width 300μS 1% duty cycle 0.6 0.8 1.0 1.2 1.4 1.6 1.0 0.8 0.6 0.4 0.2 0 20 0.001 0.4 1.2 1.8 100 50 ( ) (+) D.U.T. PULSE GENERATOR (NOTE 2) ( ) (+) OSCILLISCOPE (NOTE 1) NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF. 2. Rise Time= 10ns max., Source Impedance= 50 ohms. Peak Forward Surge Current, (A) 10W NONINDUCTIVE 1W NONINDUCTIVE 75 125 150 175 Fig.4 - Non-repetitive Forward Surge Current Fig.3- Test Circuit Diagram and Reverse Recovery Recovery Time Characteristics 25Vdc (approx.) 50 Ambient Temperature, (°C) Forward Voltage, (V) 50W NONINDUCTIVE 25 O TJ=25 C 8.3ms single half sine wave, JEDEC method 40 30 20 10 0 1 trr | | | | | | | | +0.5A 0 10 100 Number of Cycles at 60Hz Fig.5- Typical Junction Capacitance 70 -1.0A 1cm SET TIME BASE FOR 50 / 10ns / cm Junction Capacitance, (pF) -0.25A 60 50 40 30 20 10 0 0.01 0.1 1 10 100 Reverse Voltage, (V) Company reserves the right to improve product design , functions and reliability without notice. REV:B QW-JS001 Page 2 Comchip Technology CO., LTD. SMD Super Fast Recovery 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 Mini-SMA/SOD-123 Mini-SMA/SOD-123 SYMBOL A B C d D D1 D2 (mm) 1.90 ± 0.10 3.90 ± 0.10 1.68 ± 0.10 1.50 ± 0.10 178 ± 2.00 62.0 MIN. 13.0 ± 0.50 (inch) 0.075 ± 0.04 0.154 ± 0.04 0.066 ± 0.04 0.059 ± 0.004 7.00 ± 0.079 2.440 MIN. 0.512 ± 0.020 SYMBOL E F P P0 P1 T W W1 (mm) 1.75 ± 0.10 3.50 ± 0.10 4.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.10 0.23 ± 0.10 8.00 ± 0.30 11.40 ± 1.0 (inch) 0.069 ± 0.004 0.138 ± 0.004 0.157 ± 0.004 0.157 ± 0.004 0.079 ± 0.004 0.009 ± 0.004 0.315 ± 0.012 0.449 ± 0.004 Company reserves the right to improve product design , functions and reliability without notice. REV:B QW-JS001 Page 3 Comchip Technology CO., LTD. SMD Super Fast Recovery Rectifiers Marking Code Part Number Marking Code CSFM103-HF S4 CSFM104-HF S6 CSFM105-HF S8 XX XX = Product type marking code Suggested PAD Layout Mini-SMA/SOD-123 SIZE D (mm) (inch) A 3.30 0.130 A B 1.40 0.055 E C 1.90 0.075 D 4.70 0.185 E 1.90 0.075 C B Standard Packaging Qty per Reel Reel Size (Pcs) (inch) 2,500 7 Case Type Mini-SMA/SOD-123 Company reserves the right to improve product design , functions and reliability without notice. REV:B QW-JS001 Page 4 Comchip Technology CO., LTD.