SMDA05C-4 THRU SMDA24C-4 SURFACE MOUNT DIODE ARRAY TRANSIENT VOLTAGE SUPPRESSOR Stand-off Voltage - 5.0 to 24 Volts Peak Pulse Power - 300 Watts SO-8/MS-012-AA FEATURES Plastic package has Underwriters Laboratory Flammability Classification 94V-0 0.189 (4.80) 0.197 (5.00) 8 Offers ESD protection in accordance with IEC1000-4-2 (IEC801-2) Monolithic TVS junctions 5 0.150 (3.80) 0.157 (4.00) 0.228 (5.80) 0.244 (6.20) 4 1 300W peak pulse power reverse surge capability Excellent clamping capability Protection of up to four data lines 0.050(1.27) 0.013 (0.33) 0.020 (0.51) 0.053 (1.35) 0.069 (1.75) 0.004 (0.10) 0.009 (0.25) Fast response time: typically less than 5.0ns from 0 Volts to V(BR) High temperature soldering guaranteed: 265C for 5 seconds at terminals MECHANICAL DATA 0.010(0.25) x 45o 0.019(0.50) 0o- 8o 0.007 (0.19) 0.009 (0.25) 0.016 (0.40) 0.050(1.27) Case: JEDEC MS-012-AA molded plastic, over passivated junctions Terminal: Solder plated, solderable per MIL-STD-750, Method 2026 Polarity: Bidirectional as marked Mounting Position: Any Dimensions in inches and (millimeters) Weight: 0.04 ounce, 1.00 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25C ambient temperature unless otherwise specified. RATING Peak power dissipation with a 8.0/20s waveform Peak power pulse current with a SMDA05C-4 8.0/20s waveform SMDA12C-4 SMDA15C-4 SMDA24C-4 Operating junction and storage temperature range SYMBOL VALUE UNITS PPPM Minimum 300 20.0 15.0 12.0 7.5 -50 to +125 Watts IPPM TJ, TSTG NOTES: (1) Non-repetitive current pulse, per Fig.3 and derated above TA=25C per Fig. 2 (2) Mounted on copper pad areas of 0.045 x 0.030" (1.14 x 0.076mm) per leg BIDIRECTIONAL APPLICATIONS All electrical characteristics apply in both direction Amps C ELECTRICAL CHARACTERISTICS at 25C PART NUMBER DEVICE MARKING CODE MINIMUM BREAKDOWN VOLTAGE at IT=1.0mA STANDOFF VOLTAGE (NOTE 1) MAXIMUM CLAMPING VOLTAGE at IPP = 1A MAXIMUM CLAMPING VOLTAGE at IPP = 5A MAXIMUM REVERSE LEAKAGE CURRENT at VWM MAXIMUM JUNCTION CAPACITANCE (NOTE 3) V(BR) Volts VC (NOTE 2) Volts VC (NOTE 2) Volts ID A CJ pF VWM Volts BIDIRECTIONAL SMDA05C-4 REB 5.0 *6.0 9.8 11.0 100.0 350 SMDA12C-4 RED 12.0 13.4 19.0 24.0 1.0 150 SMDA15C-4 REF 15.0 16.7 24.0 30.0 1.0 120 SMDA24C-4 REH 24.0 26.7 43.0 55.0 1.0 100 NOTES: (1) V(BR) measured at pulse width of 300s sq. wave or equivalent (2) Surge current waveform per Fig. 3 and derate per Fig. 2 (3) Junction capacitance measured at 1.0 MHZ and applied VR=0 volts *V(BR) test current is (IT) is 10 mA *Application note: Due to the topology of the SMDA array, the VRWM and V(BR) specifications also apply to the differential voltage between any two data line pins. Hence the SMDA12C-4 is designed to "see" a maximum voltage excursion of 6 volts between any two data lines. CIRCUIT DIAGRAM* - top view SOLDER PAD GEOMETRY 1 4 0.05 (1.27) 0.04 (1.02) 0.245 (6.22) MIN 0.165 (4.19) 0.155 (3.94) 0.050 typ. (1.27) 0.035 (0.889) 0.025 (0.635) 5 N/C N/C 8 GND GND Dimensions in inches and (millimeters) *SMDA05C-4 is common anode configuration RATING AND CHARACTERISTIC CURVES FOR SMDA05C-4 THRU SMDA24C-4 FIG. 1 - PEAK PULSE POWER RATING CURVE PEAK PULSE DERATING IN % OF PEAK POWER OR CURRENT, % 1 0.1 0.01 100ns 1s 100s 10s FIG. 2 - PULSE DERATING CURVE 100 WAVEFORM - SEE FIG. 3 NON-REPETITIVE 1ms 10ms 75 50 25 0 0 td, PULSE DURATION, sec. 25 50 75 FIG. 3 - PULSE WAVEFORM PULSE DURATION (td) IS DEFINED AS THAT POINT WHERE THE PEAK CURRENT DECAYS TO 50% OF IPP tr=8.0sec PEAK VALUE IPP 100 HALF VALUE - IPP 2 50 8/20s WAVEFORM AS DEFINED BY ANSI/EEE C62.35 td 0 0 100 125 150 175 200 TA, AMBIENT TEMPERATURE, C 150 IPPM, PEAK PULSE CURRENT, % PPPM, PEAK PULSE POWER, kW 10 10 20 30 40 t, TIME, s 50 60 70 80