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SM12AT1G Scheda tecnica(PDF) 2 Page - ON Semiconductor |
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SM12AT1G Scheda tecnica(HTML) 2 Page - ON Semiconductor |
2 / 5 page SM12AT1 http://onsemi.com 2 MAXIMUM RATINGS Rating Symbol Value Unit Peak Power Dissipation @ 20 ms @ TL ≤ 25°C (Note 1) Ppk 450 W IEC 61000−4−2 (ESD) Air Contact ±15 ±8.0 kV IEC 61000−4−4 (EFT) 50 A IEC 61000−4−5 (Lightning) 12 A Total Power Dissipation on FR−5 Board (Note 2) @ TA = 25°C Derate above 25 °C Thermal Resistance Junction−to−Ambient °PD° RqJA 225 1.8 556 °mW° mW/ °C °C/W Total Power Dissipation on Alumina Substrate (Note 3) @ TA = 25°C Derate above 25 °C Thermal Resistance Junction−to−Ambient °PD° RqJA 300 2.4 417 °mW mW/ °C °C/W Junction and Storage Temperature Range TJ, Tstg − 55 to +150 °C Lead Solder Temperature − Maximum (10 Second Duration) TL 260 °C Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability. 1. Non−repetitive current pulse per Figure 3 2. FR−5 = 1.0 x 0.75 x 0.62 in. 3. Alumina = 0.4 x 0.3 x 0.024 in., 99.5% alumina *Other voltages may be available upon request ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted) UNIDIRECTIONAL (Circuit tied to Pins 1 and 3 or 2 and 3) Symbol Parameter IPP Maximum Reverse Peak Pulse Current VC Clamping Voltage @ IPP VRWM Working Peak Reverse Voltage IR Maximum Reverse Leakage Current @ VRWM VBR Breakdown Voltage @ IT IT Test Current QVBR Maximum Temperature Coefficient of VBR IF Forward Current VF Forward Voltage @ IF ZZT Maximum Zener Impedance @ IZT IZK Reverse Current ZZK Maximum Zener Impedance @ IZK Uni−Directional TVS IPP IF V I IR IT VRWM VC VBR VF ELECTRICAL CHARACTERISTICS Device Device Marking VRWM IR @ VRWM VBR, Breakdown Voltage IT VC @ IPP = 1 A (Note 4) Max IPP (Note 4) Typical Capacitance (Volts) (pF) (Volts) ( mA) Min Max mA (Volts) (Amps) Pin 1 to 3 @ 0 V SM12AT1 12N 12 1.0 13.3 15.75 1.0 19 18 120 4. 8 × 20 ms pulse waveform per Figure 3 |
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