Sidactor Protection Thyristor Products Page 170 SIDACtor Protection Thyristor Products

SIDACtor Protection Thyristors 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 02/23/17 LCAS Protection Package Symbol Parameter Value Unit Modified MS-013 T J Operating Junction Temperature Range -40 to +125C T S Storage Temperature Range -65 to +150C R 0JA Thermal Resistance: Junction to Ambient 60C/W Surge Ratings Series I PP I TSM 50/60 Hz di/dt 0.2/310 1 0.5/700 2 2/10 1 2/10 2 8/20 1 1.2/50 2 10/160 1 10/160 2 10/560 1 10/560 2 5/320 1 9/720 2 10/360 1 10/360 2 10/1000 1 10/1000 2 5/310 1 10/700 2 A min A min A min A min A min A min A min A min A min A min A/s max A 20 150 90 50 75 45 75 20 500 C 50 500 400 200 150 200 175 100 200 30 500 Capacitance Values Part Number pF Pin 1-2 / 4-5 Ring-Ground pF Pin 3-2 / 6-5 Tip-Ground pF Pin 1-3 (4-6) Tip-Ring MIN MAX MIN MAX MIN MAX A1220UA4Lxx 15 25 30 50 5 20 A1225UA4Lxx 15 25 30 50 5 20 A1220UC4Lxx 35 50 60 90 20 35 A1225UC4Lxx 35 50 60 90 20 35 Note: Off-state capacitance (C O ) is measured at 1 MHz with a 2 V bias. 2 3 6 5 4 Thermal Considerations I H I T I S I DRM V DRM V T +V -V +I -I V S 50 100 0 t r t d 0 Peak Value Half Value t - Time (s) I PP - Peak Pulse Current - %I PP t r = rise time to peak value t d = decay time to half value Waveform = t r x t d V-I Characteristics t r x t d Pulse Waveform Notes: 1 Current waveform in s 2 Voltage waveform in s - Peak pulse current rating (I PP ) is repetitive and guaranteed for the life of the product. - I PP ratings applicable over temperature range of -40C to +85C - The component must initially be in thermal equilibrium with -40C < T J < +150C

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