ESDA8V2-1J

ESDA8V2-1J EOS and ESD Transil™ protection for charger and battery port Features ■ Breakdown voltage VBR = 8.2 V ■ Unidirectional device ■ High peak power dissipation: 500 W (8/20 µs waveform) ■ ESD protection level better than IEC 61000-4-2, level 4: 30 kV contact discharge ■ Low leakage current (< 0.5 µA @ 5 V) A K SOD-323 Benefits ■ High EOS and ESD protection level ■ High integration ■ Suitable for high density boards Figure 1. Functional diagram (top view) Complies with the following standards: ■ IEC 61000-4-2 level 4 – ±15 kV (air discharge) – ±8 kV (contact discharge) ■ MIL STD 883G - Method 3015-7: class 3B – HBM (human body model): ≥8kV Applications This product is particularly recommended for the protection of power supply lines of portable devices, where EOS and ESD transient overvoltage protection in sensitive equipment is required, such as: ■ Computers ■ Printers ■ Communication systems ■ Cellular phone handsets and accessories ■ Video equipment August 2009 Description The ESDA8V2-1J is a unidirectional single line Transil diode designed specifically for the protection of integrated circuits in portable equipment and miniaturized electonic devices subject to EOS and ESD transient overvoltages. TM: Transil is a trademark of STMicroelectronics Doc ID 15646 Rev 1 1/7 www.st.com 7 Characteristics ESDA8V2-1J 1 Characteristics Table 1. Absolute maximum ratings (Tamb = 25 °C) Symbol Parameter VPP ESD discharge: IEC 61000-4-2 air discharge on input pin IEC 61000-4-2 contact discharge on input pin MIL STD 883G - Method 3015-7: class 3B PPP Peak pulse power dissipation (8/20 µs) (1) IPP Value Unit ±30 ±30 ±30 500 W Peak pulse current (8/20 µs) 25 A Tj Junction temperature range -40 to +125 °C Tstg Storage temperature range - 55 to +150 °C 260 °C TL Tj initial = Tamb kV Maximum lead temperature for soldering during 10 s 1. For a surge greater than the maximum values, the diode will fail in short-circuit Table 2. Electrical characteristics (definitions) Symbol Parameter VBR Breakdown voltage IRM Leakage current @ VRM VRM Stand-of voltage VCL Clamping voltage IPP Peak pulse current C Input capacitance I IF VF VCL VBR VRM V I RM IR Slope= 1/ Rd Table 3. Symbol Electrical characteristics (values, Tamb = 25 °C) Parameter Test condition Min. Typ. Max. Unit VBR Breakdown voltage IR = 1 mA 8.2 - - V IRM Leakage current @ VRM VRM = 5 V - 0.1 0.5 µA IPP = 1 A - - 11 V IPP = 5 A - - 13 V Ipp = 25 A - - 20 V VR = 0 V, Fosc = 1 MHz, Vosc = 30 mV - 210 250 pF VCL C 2/7 I PP Clamping voltage (8/20 µs waveform) Input capacitance Doc ID 15646 Rev 1 ESDA8V2-1J Figure 2. Characteristics Relative variation of peak pulse power versus initial junction temperature Figure 3. PPP[T j initial] / PPP [T j initial=25°C] Peak pulse power versus exponential pulse duration PPP(W) 10000 1.1 Tj initial = 25 °C 1.0 0.9 1000 0.8 0.7 0.6 100 0.5 0.4 0.3 10 0.2 T j(°C) 0.1 tP(µs) 1 0.0 0 25 Figure 4. 50 75 100 125 1 150 Clamping voltage versus peak pulse current (typical values, exponential waveform) 10 Figure 5. IPP(A) 100 1000 Forward voltage drop versus peak forward current (typical values) IFM(A) 100.0 1.0E+01 Tp = 8/20 µs Tj initial =25 °C 10.0 1.0E+00 Tj =125 °C Tj =25 °C 1.0 1.0E-01 VCL(V) VFM(V) 0.1 1.0E-02 8 10 Figure 6. 12 14 16 18 Junction capacitance versus reverse voltage applied (typical values) 0.4 Figure 7. C (pF) 0.6 0.8 1.0 1.2 1.4 1.6 Relative variation of leakage current versus juntion temperature (typical values) IR [T j] / IR [T j=25°C] 250 100 F=1 MHz VOSC=30 mVRMS Tj=25 °C 200 VR =5V 150 10 100 50 T j(°C) Vline (V) 1 0 0 1 2 3 4 5 6 7 8 25 Doc ID 15646 Rev 1 50 75 100 125 3/7 Ordering information scheme Figure 8. ESDA8V2-1J ESD response to IEC 61000-4-2 (+15 kV air discharge) Figure 9. ESD response to IEC 61000-4-2 (-15 kV air discharge) 5 V/Div 5 V/Div IN IN 100 ns/Div 100 ns/Div 2 Ordering information scheme Figure 10. Ordering information scheme ESDA 8V2 - 1J ESD Array Breakdown Voltage 8V2 = 8.2 V min Package J = SOD-323 4/7 Doc ID 15646 Rev 1 ESDA8V2-1J 3 Package information Package information ● Epoxy meets UL94, V0 ● Bar indicates cathode In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK® packages, depending on their level of environmental compliance. ECOPACK® specifications, grade definitions and product status are available at: www.st.com. ECOPACK® is an ST trademark. Table 4. SOD-323 dimensions Dimensions Ref. H Millimeters Inches A1 Min. b A E c 1.17 Max. 0.046 0 0.1 0 0.004 b 0.25 0.44 0.01 0.017 c 0.1 0.25 0.004 0.01 D 1.52 1.8 0.06 0.071 E 1.11 1.45 0.044 0.057 H 2.3 2.7 0.09 0.106 L 0.1 0.46 0.004 0.02 Q1 0.1 0.41 0.004 0.016 Q1 L Figure 11. Footprint (dimensions in mm) Min. A1 A D Max. Figure 12. Marking E8 0.54 1.06 1.08 GND 3 3.20 1.06 Doc ID 15646 Rev 1 5/7 Ordering information ESDA8V2-1J Figure 13. Tape and reel specifications Ø 1.55 ± 0.05 4.0 ± 0.1 0.20 ± 0.05 3.5 ±- 0.05 2.80 ± 0.05 GND 3 E8 E8 E8 GND 3 Ordering information Table 5. Ordering information Order code Marking Weight Base qty Delivery mode ESDA8V2-1J E8 5 mg 3000 Tape and reel Revision history Table 6. 6/7 2.0 ± 0.1 User direction of unreeling All dimensions in mm 5 GND 3 8.0 ± 0.3 1.55 ± 0.05 1.2 ± 0.1 4 1.75 ± 0.1 2.0 ± 0.05 Document revision history Date Revision 11-Aug-2009 1 Changes Initial release Doc ID 15646 Rev 1 ESDA8V2-1J Please Read Carefully: Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. 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