ESDAxxxWx TRANSIL™ array for data protection Main applications Where transient overvoltage protection in ESD sensitive equipment is required, such as : SOT323-5L SOT323-3L ■ Computers ■ Printers ■ Communication systems ■ Cellular phones handsets and accessories ■ Wireline and wireless telephone sets ■ Set top boxes Features ■ 2 up to 5 Unidirectional Transil functions ■ Breakdown voltage: VBR = 6.1 V min. and 25 V min. ■ Low leakage current: < 1 µA ■ Very small PCB area < 4.2 mm2 typically SOT323-6L Order codes Part Numbers Marking ESDA6V1W5 E61 ESDA6V1-5W6 E62 ESDA25W E25 ESDA25W5 E25 ESDA25W Functional diagram 1 3 Description The ESDAxxxWx are monolithic suppressors designed to protect components connected to data and transmission lines against ESD. These devices clamp the voltage just above the logic level supply for positive transients, and to a diode drop below ground for negative transients. 2 ESDA6V1W5/ESDA25W5 Functional diagram 1 2 Benefits 3 ■ High ESD protection level: up to 25 kV ■ High integration Complies with the following standards IEC61000-4-2 Level 4 5 15 kV (air discharge) 8 kV(contact discharge) MIL STD 883E - Method 3015-7 Class 3 4 ESDA6V1-5W6 Functional diagram 1 6 2 5 3 4 25 kV HBM (Human Body Model) August 2005 Rev 2 1/11 www.st.com 11 ESDAxxxWx 1 Characteristics 1 Characteristics Table 1. Absolute Ratings (Tamb = 25°C) Symbol PPP Tj Tstg TL Top Parameter Peak pulse power (8/20 µs) Value ESDA25W 400 ESDA25W5 / ESDA6V1W5 150 ESDA6V1-5W6 100 Junction temperature Storage temperature range Maximum lead temperature for soldering during 10s Operating temperature range(1) Unit W 125 °C -55 to +150 °C 260 °C ESDA25W / ESDA25W5 / ESDA6V1W5 -40 to +125 ESDA6V1-5W6 -40 to +125 °C 1. The values of the operating parameters versus temperature are given through curves and αT parameter. 1.1 Electrical Characteristics (Tamb = 25°C) Symbol 2/11 Parameter VRM Stand-off voltage VBR Breakdown voltage VCL Clamping voltage IRM Leakage current IPP Peak pulse current IR Reverse leakage current IF Forward current αT Voltage temperature coefficient VF Forward voltage drop C Capacitance Rd Dynamic resistance I IF VF VCL VBR VRM IRM Slope: 1/Rd IPP V ESDAxxxWx 1 Characteristics IRM @ VRM VBR @ IR Part Numbers min. VF @ IF max. Rd αT C typ.(1) max.(2) typ. max. 0V bias V V mA µA V V mA Ω 10-4/°C pF ESDA25W 25 30 1 1 24 1.2 10 1.1 10 65 ESDA25W5 25 30 1 1 24 1.2 10 1.9 10 30 ESDA6V1-5W6 6.1 7.2 1 1 3 1.25 200 0.61 6 50 ESDA6V1W5 6.1 7.2 1 1 3 1.25 200 0.35 6 90 1. Square pulse lpp = 15 A, tp = 2.5 µs 2. VBR = aT* (Tamb - 25 °C) * VBR (25 °C) Figure 1. Peak power dissipation versus initial junction temperature Figure 2. Peak pulse power versus exponential pulse duration (Tj initial = 25°C) (ESDA25W) PPP(W) PPP[Tj initial] / PPP[Tj initial=25°C] 1.1 10000 1.0 Tj initial = 25°C 0.9 0.8 0.7 ESDA25W 0.6 1000 0.5 0.4 0.3 0.2 0.1 Tj initial (°C) tp(µs) 0.0 0 25 50 75 100 125 Fig 1 100 1 10 100 3/11 ESDAxxxWx 1 Characteristics Figure 3. Figure 4. Peak pulse power versus exponential pulse duration (Tj initial = 25°C) (ESDA25W5 / ESDA6V1W5 / ESDA6V1-5W6) PPP(W) Clamping voltage versus peak pulse current (Tj initial = 25°C, rectangular waveform, tp = 2.5 µs) (ESDA25W / ESDA25W5) IPP(A) 1000 100.0 Tj initial = 25°C ESDA6V1W5 / ESDA25W5 tp = 2.5µs ESDA25W 10.0 100 ESDA6V1-5W6 ESDA25W5 1.0 VCL(V) tp(µs) 10 1 0.1 10 Figure 5. 20 100 25 Clamping voltage versus peak pulse Figure 6. current (Tj initial = 25°C, rectangular waveform, tp = 2.5 µs) (ESDA6V1W5 / ESDA6V1-5W6) IPP(A) 30 35 40 45 50 55 60 65 70 75 80 Capacitance versus reverse applied voltage (typical values) (ESDA25W / ESDA25W5) C(pF) 50.0 50 tp = 2.5µs F=1MHz VOSC=30mVRMS Tj=25°C 45 ESDA6V1W5 40 10.0 ESDA6V1-5W6 35 ESDA25W 30 25 20 1.0 15 10 ESDA25W5 0 4/11 5 VCL(V) 0.1 5 10 15 20 25 30 35 40 VR(V) 0 1 3 5 7 9 11 13 15 17 19 21 23 25 ESDAxxxWx Figure 7. 1 Characteristics Capacitance versus reverse applied Figure 8. voltage (typical values) (ESDA6V1W5 / ESDA6V1-5W6) C(pF) Relative variation of leakage current versus junction temperature (typical values) IR[Tj] / IR[Tj=25°C] 80 1000 70 F=1MHz VOSC=30mVRMS Tj=25°C ESDA6V1W5 60 100 50 40 ESDA25W 10 30 ESDA25W5 ESDA6V1-5W6 ESDA6V1-5W6 20 10 0.5 VR(V) 1.0 Figure 9. 1.5 2.0 2.5 3.0 Tj(°C) 1 3.5 4.0 4.5 25 5.0 50 75 ESDA6V1W5 100 125 Figure 10. Peak forward voltage drop versus peak forward current (typical values) (ESDA6V1W5 / ESDA6V1-5W6) Peak forward voltage drop versus peak forward current (typical values) (ESDA25W / ESDA25W5) IFM(A) IFM(A) 1E+0 1E+0 Tj = 25°C ESDA6V1W5 Tj = 25°C ESDA25W / ESDA25W5 ESDA6V1-5W6 1E-1 1E-1 1E-2 1E-2 VFM(V) VFM(V) 1E-3 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 1E-3 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 Figure 11. ESD response to IEC61000-4-2 (air discharge 15 kV, positive surge) 5/11 ESDAxxxWx 2 Ordering information scheme 2 Ordering information scheme ESDA ESD Array Breakdown Voltage 25 = 25 Volts min. 6V1 = 6.1 Volts min Number of lines protected (optional) -5 = 5 lines Packages W = SOT323-3L W5 = SOT323-5L W6 = SOT323-6L 6/11 25 -5 Wx ESDAxxxWx 3 Package mechanical data 3 Package mechanical data 3.1 SOT323-3L package DIMENSIONS A REF. Millimeters Inches E Min. e D b A1 θ Max. Min. Typ. Max. A 0.8 1.1 0.031 0.043 A1 0.0 0.1 0.0 0.004 b 0.25 0.4 0.010 0.016 c 0.1 0.26 0.004 0.010 D 1.8 2.0 2.2 0.071 0.079 0.086 E 1.15 1.25 1.35 0.045 0.049 0.053 e c Typ. 0.65 0.026 H 1.8 2.1 2.4 0.071 0.083 0.094 L 0.1 0.2 0.3 0.004 0.008 0.012 q 0 L H 30° 0 30° Figure 12. Footprint dimensions 0.95 1.0 0.8 2.9 0.50 Dimensions in mm 7/11 ESDAxxxWx 3 Package mechanical data 3.2 SOT323-5L package DIMENSIONS A REF. E e b D e A1 A2 Q1 L Inches Min. Max. Min. Max. A 0.8 1.1 0.031 0.043 A1 0 0.1 0 0.004 A2 0.8 1 0.031 0.039 b 0.15 0.3 0.006 0.012 c 0.1 0.18 0.004 0.007 D 1.8 2.2 0.071 0.086 E 1.15 1.35 0.045 0.053 e c Millimeters 0.65 Typ. 0.025 Typ. H 1.8 2.4 0.071 0.094 Q1 0.1 0.4 0.004 0.016 HE Figure 13. Footprint dimensions 0.3 1.0 2.9 1.0 0.35 8/11 Dimensions in mm ESDAxxxWx 3.3 3 Package mechanical data SOT323-6L package DIMENSIONS A REF. E e b D e A1 A2 Q1 Millimeters Min. Max. Min. Max. A 0.8 1.1 0.031 0.043 A1 0 0.1 0 0.004 A2 0.8 1 0.031 0.039 b 0.15 0.3 0.006 0.012 c 0.1 0.18 0.004 0.007 D 1.8 2.2 0.071 0.086 E 1.15 1.35 0.045 0.053 e c L Inches 0.65 Typ. 0.025 Typ. H 1.8 2.4 0.071 0.094 Q 0.1 0.4 0.004 0.016 HE Figure 14. Footprint dimensions 0.65 1.05 2.9 0.80 1.05 0.40 Dimensions in mm 9/11 ESDAxxxWx 4 Ordering information 4 5 10/11 Ordering information Part Number Marking Package ESDA6V1W5 E61 SOT323-5L ESDA6V1-5W6 E62 SOT323-6L ESDA25W E25 SOT323-3L ESDA25W5 E25 SOT323-5L Weight Base qty Delivery mode 6 mg 3000 Tape & reel Revision history Date Revision Changes 20-Jul-2005 1 Initial release 29-Aug-2005 2 Added notes to table on page2, removed annotations in Figure 1. ESDAxxxWx 5 Revision history Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics. All other names are the property of their respective owners © 2005 STMicroelectronics - All rights reserved STMicroelectronics group of companies Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America www.st.com 11/11
* Your assessment is very important for improving the work of artificial intelligence, which forms the content of this project
advertisement
© 2021