SSP4S SMD Photovoltaic Solar Cell Protection Schottky Rectifier PRIMARY CHARACTERISTICS I F(AV) A V RRM 40 V I FSM 80 A E AS 0 mj V F at I F = A 0.43 V T J max. 50 C Package Diode variations Single die TYPICAL APPLICATIONS esmp Series Cathode For use in solar cell junction box as a bypass diode for protection, using DC forward current without reverse bias. Anode Anode FEATURES Very low profile - typical height of. mm Ideal for automated placement Guardring for overvoltage protection Low forward voltage drop, low power losses High efficiency Low thermal resistance Meets MSL level, per J-STD-00, LF maximum peak of 60 C Material categorization: For definitions of compliance please see www.vishay.com/doc?999 MECHANICAL DATA Case: Molding compound meets UL 94 V-0 flammability rating Base P/N-M3 - halogen-free, RoHS-compliant, and commercial grade Terminals: Matte tin plated leads, solderable per J-STD-00 and JESD -B0 M3 suffix meets JESD 0 class whisker test MAXIMUM RATINGS ( unless otherwise noted) PARAMETER SYMBOL SSP4S UNIT Device marking code 4S Maximum repetitive peak reverse voltage V RRM 40 V Maximum DC forward current (fig. ) I () F 4.4 () A Peak forward surge current 0 ms single half sine-wave superimposed on rated load I FSM 80 A Non-repetitive avalanche energy at I AS =.0 A, T J = 5 C E AS 0 mj Operating junction and storage temperature range T OP, T STG -55 to +50 C Junction temperature in DC forward current without reverse bias, t h (3) T J 00 C () Mounted on 30 mm x 30 mm Al PCB with 50 mm x 5 mm x 00 mm fin heat sink () Free air, mounted on recommended copper pad area (3) Meets the requirements of IEC 65 Ed. bypass diode thermal test Revision: 7-Jan-4 Document Number: 897 ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?9000
DC Forward Current (A) www.vishay.com SSP4S ELECTRICAL CHARACTERISTICS ( unless otherwise noted) PARAMETER TEST CONDITIONS SYMBOL TYP. MAX. UNIT I F = 6 A 0.43 - I F = A Instantaneous forward voltage V () 0.50 0.60 F V I F = 6 A 0.33 - I F = A 0.43 0.5 Reverse current V R = 40 V I () 00 800 μa R 50 00 ma Typical junction capacitance 4.0 V, MHz C J 750 - pf () Pulse test: 300 μs pulse width, % duty cycle () Pulse test: Pulse width 40 ms THERMAL CHARACTERISTICS ( unless otherwise noted) PARAMETER SYMBOL VALUE UNIT Typical thermal resistance R JA () 00 R JM () 3 () Free air, mounted on recommended copper pad area. Thermal resistance R JA - junction to ambient. () Mounted on 30 mm x 30 mm Al PCB with 50 mm x 5 mm x 00 mm fin heat sink. Thermal resistance R JM - junction to mount. C/W ORDERING INFORMATION (Example) PREFERRED P/N UNIT WEIGHT (g) PREFERRED PACAGE CODE BASE QUANTITY DELIVERY MODE SSP4S-M3/86A 0.0 86A 500 7" diameter plastic tape and reel SSP4S-M3/87A 0.0 87A 6500 3" diameter plastic tape and reel RATINGS AND CHARACTERISTICS CURVES ( unless otherwise noted) 00 mm fin heat sink, T M measured at the terminal of cathode 4 band T M = 00 C () () Mounted on 30 mm x 30 mm Al PCB (R JA = 0 C/W) 0 8 6 4 (3) (4) () (5) (3) Mounted on 30 mm x 30 mm x copper pad areas FR4 PCB (R JA = 30 C/W) (4) Mounted on 5 mm x 5 mm x copper pad areas FR4 PCB (R JA = 30 C/W) (5) Free air, mounted on recommended copper pad area (R JA = 00 C/W) 0 0 5 50 75 00 5 50 Ambient Temperature ( C) Fig. - Maximum Current Derating Curve () Mounted on 30 mm x 30 mm Al PCB with 50 mm x 5 mm x Revision: 7-Jan-4 Document Number: 897 ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?9000
Junction Capacitance (pf) www.vishay.com SSP4S Average Power Loss (W) 7 D = 0.8 6 D = 0.5 D = 0.3 5 D = 0. D =.0 4 3 D = 0. T D = t p /T t p 0 0 4 6 8 0 4 Average Forward Current (A) Instantaneous Reverse Current (ma) 000 T A = 50 C 00 0 0. 0.0 0.00 0 0 30 40 50 60 70 80 90 00 Percent of Rated Peak Reverse Voltage (%) Fig. - Forward Power Loss Characteristics Fig. 4 - Typical Reverse Leakage Characteristics Instantaneous Forward Current (A) 00 0 T A = 50 C 0 000 000 T J = 5 C f =.0 MHz V sig = 50 mv p-p 0. 0 0. 0. 0.3 0.4 0.5 0.6 0.7 Instantaneous Forward Voltage (V) Fig. 3 - Typical Instantaneous Forward Characteristics 00 0. 0 00 Reverse Voltage (V) Fig. 5 - Typical Junction Capacitance Revision: 7-Jan-4 3 Document Number: 897 ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?9000
SSP4S PACAGE OUTLINE DIMENSIONS in inches (millimeters) 0.87 (4.75) 0.75 (4.45) 0.06 (0.40) 0.006 (0.5) 0.6 (6.65) 0.50 (6.35) 0.4 (6.5) 0.38 (6.05) 0.7 (4.35) 0.67 (4.5) 0.047 (.0) 0.039 (.00) 0.46 (3.70) 0.34 (3.40) 0.087 (.0) 0.075 (.90) Mounting Pad Layout 0.89 (4.80) 0.89 (4.80) 0.73 (4.40) 0.55 (3.94) NOM. 0.68 (6.80) 0.86 (4.7) 0.030 (0.75) NOM. 0.049 (.4) 0.037 (0.94) 0.050 (.7) 0.084 (.3) NOM. 0.053 (.35) 0.04 (.05) Conform to JEDEC TO-77A 0.04 (.04) 0.055 (.40) Revision: 7-Jan-4 4 Document Number: 897 ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?9000
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