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L5957 Datasheet(PDF) 6 Page - STMicroelectronics |
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L5957 Datasheet(HTML) 6 Page - STMicroelectronics |
6 / 16 page ![]() Electrical specifications L5957 6/16 Doc ID 14442 Rev 2 2 Electrical specifications 2.1 Absolute maximum ratings 2.2 Thermal data 2.3 Electrical characteristics VS = 14.4 V; Tamb = 25 °C; unless otherwise specified. Table 2. Absolute maximum ratings Symbol Parameter Value Unit VSDC DC operating supply voltage 30 V VSTR Transient supply voltage 50 V IO Output current internally limited Top Operating temperature range -40 to 85 °C Tstg Storage temperature -55 to 150 °C Tj Junction temperature -55 to 150 °C Pd Power dissipation Tcase = 85 °C 43 W Table 3. Thermal data Symbol Parameter PowerSO Multiwatt Unit Rth j-case Thermal resistance junction-to-case Max. 1.5 1.8 °C/W Table 4. Electrical characteristics Symbol Parameter Test condition Min. Typ. Max. Unit Input supplies Vin1 Input supply voltage 1 Operating 9 - 18 V Vin2 Input supply voltage 2 Operating 6 - 18 V Iq Total quiescent current Standby (-20 °C to 85 °C) IGNIN = 5 V -- 70 μA REGx = 5 V, REGsw = 5 V, IGNIN = 5 V -5- mA Standby (-20 °C to 85 °C) IGNIN = 5 V, VCC = 18 V -100 - µA Load Dump Vin1 Battery over voltage Vin1 18 20 22 V Load Dump Vin2 Vin2 18 20 22 V |
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