SM6HT High temperature Transil for automotive applications Features High performance TRANSIL designed to fit high temperature environment like automotive applications High reliability planar technology High performance in voltage regulation mode A Very low leakage current: I max. = 5 A T = 150 C R amb Peak pulse power: 600 W (10/1000 s) K Fast response time Unidirectional type Low clamping factor SMB (JEDEC DO-214AA) Description This high performance Transil series has been designed to fit high temperature environment Order codes such as automotive applications, using surface mount technology. Part number Marking These devices are using high reliability planar SM6HT24A EMB technology resulting in high performances in SM6HT27A EPB voltage regulation mode and low leakage current at high temperature. SM6HT30A ERB SM6HT36A EVB SM6HT39A EXB SM6HT43A EYB TM: TRANSIL is a trademark of STMicroelectronics March 2007 Rev 7 1/8 www.st.com 8 Obsolete Product(s) - Obsolete Product(s) Obsolete Product(s) - Obsolete Product(s) Characteristics SM6HT 1 Characteristics Table 1. Absolute maximum rating (T = 25 C) amb Symbol Parameter Value Unit (1) P Peak pulse power dissipation T initial = T 600 W PP j amb P Power dissipation on infinite heatsink T = 50 C 6 W amb Non repetitive surge peak forward t = 10 ms p I 75 A FSM T initial = T current for unidirectional types j amb T T Storage and operating junction temperature range -65 to 175 C stg / j T Maximum lead temperature for soldering during 10 s. 260 C L 1. for a surge greater than the maximum values, the diode will fail in short circuit. Table 2. Thermal resistances Symbol Parameter Value Unit R Junction to leads 20 C/W th(j-l) R Junction to ambient on printed circuit on recommended pad layout 100 C/W th(j-a) Table 3. Electrical characteristics (T = 25 C) amb Symbol Parameter I I F V Stand-off voltage RM V Breakdown voltage BR V Clamping voltage CL V F V V V I Leakage current CL BR RM RM V I RM I Peak pulse current PP Forward voltage drop V V < 3.5 V I = 50 A F F F (pulse test: t 500 s) p I PP I Continuous regulation current Z (1) (2) I V V I V I T I RM BR BR R CL PP Z T =25 C T =150 C 10/1000 s T =50C amb amb amb Types Marking max max min nom max max max max -4 A A V V V V mA V A 10 /C mA SM6HT24A EMB 20.5 22.8 24 25.2 33.2 18.0 9.4 50 SM6HT27A EPB 23.1 25.7 27 28.4 37.5 16.0 9.6 44 SM6HT30A ERB 25.6 28.5 30 31.5 41.5 14.5 9.7 40 25 1 SM6HT36A EVB 30.8 34.2 36 37.8 49.9 12.0 9.9 33 SM6HT39A EXB 33.3 37.1 39 41.0 53.9 11.1 10.0 20 SM6HT43A EYB 36.8 40.9 43 45.2 59.3 10.1 10.1 28 1. Pulse test: t < 50 ms p 2. V = T x (T - 25) x V (25 C) BR amb BR 2/8 Obsolete Product(s) - Obsolete Product(s) Obsolete Product(s) - Obsolete Product(s)