SMAT70A-13

SMAT70A/SMBT70A 400W, 600W SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR NEW PRODUCT Features · · · · · · SMA, SMB 400, 600W Peak Pulse Power Dissipation 70V Standoff Voltage 100V Maximum Clamping Voltage A requirement of many -48V Backplane Telecom Applications Glass Passivated Die Construction Fast Response Time: Typically less than 1 ps Plastic Material - UL Flammability Classification Rating 94V-0 B A C D J Mechanical Data · · · · · · · · Maximum Ratings SMAT70A Package SMBT70A SMA SMB Dim Min Max Min Max A 2.29 2.92 3.30 3.94 B 4.00 4.60 4.06 4.57 C 1.27 1.63 1.96 2.21 D 0.15 0.31 0.15 0.31 E 4.80 5.59 5.00 5.59 G 0.10 0.20 0.10 0.20 H 0.76 1.52 0.76 1.52 J 2.01 2.62 2.00 2.62 @ TA = 25°C unless otherwise specified Characteristic Symbol SMAT70A SMBT70A Unit PPK 400 600 W IFSM 40 100 A Peak Pulse Power Dissipation (Non repetitive current pulse derated above TA = 25°C) Peak Forward Surge Current, 8.3ms Single Half Sine Wave Superimposed on Rated Load (JEDEC Method) (Note 2) Instantaneous Forward Voltage @ IPP = 35A (Note 2) Operating and Storage Temperature Range Electrical Characteristics Part Number G E H Case: SMA, SMB Transfer Molded Epoxy Case Material - UL Flammability Rating 94V-0 Moisture sensitivity: Level 1 per J-STD-020A Terminals: Solderable per MIL-STD-202, Method 208 Polarity Indicator: Cathode Band Marking: Date Code (See Page 3) and Marking Code (See Page 1) Weight: SMA 0.064 grams SMB 0.093 grams Ordering Information: See Page 3 VF 3.5 V Tj, TSTG -55 to +150 °C @TA = 25°C unless otherwise specified Reverse Standoff Voltage Breakdown Voltage VBR @ IT (Note 3) Test Current Max. Reverse Leakage @ VRWM Max. Clamping Voltage @ Ipp Max. Peak Pulse Current Ipp Typical Junction Capacitance (Note 3) Typical Voltage Temp. Variation of VBR VRWM (V) Min (V) IT (mA) IR (mA) VC (V) (A) (pF) mV/°C Max (V) Marking Code SMAT70A 70 77.8 89.5 1.0 5.0 100 3.5 55 80 KEX SMBT70A 70 77.8 89.5 1.0 5.0 100 5.3 80 80 NPX Notes: 1. Measured with 8.3ms single half sine-wave. Duty cycle = 4 pulses per minute maximum. 2. VBR measured with IT current pulse = 300ms. 3. f = 1MHz, VR = 0VDC. DS30213 Rev. 5 - 2 1 of 3 www.diodes.com SMAT70A/SMBT70A PEAK PULSE DERATING IN % OF PEAK POWER OR CURRENT NEW PRODUCT 100 75 50 25 10 X 1000 Waveform as defined by REA 0 0 25 50 75 100 125 150 175 200 TA, AMBIENT TEMPERATURE (°C) Fig. 1 Pulse Derating Curve Pd, PEAK PULSE POWER (kW) 100 Tj = 25°C Non Repetitive Pulse Waveform Shown in Fig. 3 10 SMBT70A SMAT70A 1.0 0.1 10 1.0 IP, PEAK PULSE CURRENT (%Ipp) 0.1 100 100 1000 10000 Peak Value Ipp Half Value Ipp/2 50 tp 10 X 1000 Waveform as defined by R.E.A. 0 0 1 2 3 t, TIME (ms) Fig. 3 Pulse Waveform DS30213 Rev. 5 - 2 2 of 3 www.diodes.com SMAT70A/SMBT70A VBR, BREAKDOWN VOLTAGE NEW PRODUCT 100 95 90 85 80 75 0 25 50 75 100 125 150 TA, AMBIENT TEMPERATURE (°C) Fig. 4 Average Breakdown Voltage vs. Ambient Temperature Ordering Information Notes: (Note 4) Device Packaging Shipping SMAT70A-13 SMBT70A-13 SMA SMB 5000/Tape & Reel 4. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. Marking Information YWW XXX DS30213 Rev. 5 - 2 XXX = Product type marking code (See Sheet 1) = Manufacturers’ code marking YWW = Date code marking Y = Last digit of year ex: 2 for 2002 WW = Week code 01 to 52 3 of 3 www.diodes.com SMAT70A/SMBT70A