isc Product Specification INCHANGE Semiconductor isc Three Terminal Negative Voltage Regulator LM7905 FEATURES ·Output current in excess of 1.5A ·Output voltage of -5V ·Internal thermal overload protection ·Output transition Safe-Area compensation ABSOLUTE MAXIMUM RATINGS(Ta=25℃) SYMBOL Vi PARAMETER RATING UNIT -35 V 0~150 ℃ -65~150 ℃ DC input voltage TOP Operating junction temperature Tstg Storage temperature THERMAL CHARACTERISTICS SYMBOL PARAMETER MAX UNIT Rth j-c Thermal Resistance, Junction to Case 3 ℃/W Rth j-a Thermal Resistance,Junction to Ambient 50 ℃/W isc website：www.iscsemi.com 1 isc & iscsemi is registered trademark isc Product Specification INCHANGE Semiconductor isc Three Terminal Negative Voltage Regulator LM7905 ·ELECTRICAL CHARACTERISTICS Tj=25℃ (Vi= -10V, IO=0.5A, Ci= 2.2μF, CO= 1μF unless otherwise specified) SYMBO L PARAMETER CONDITIONS MIN TYP MAX UNIT VO Output Voltage Vin=-10V; IO=0.5A -4.8 -5 -5.2 V VO Output Voltage Vin=-8 to -20V; IO= -5mA to -1A; Po≤15W -4.75 -5 -5.25 V △VV Line Regulation -7V≤Vin≤-25V; IO=0.5A -8V≤Vin≤-12V ; IO=0.5A 100 50 mV △Vi Load Regulation 5.0mA≤IO≤1.5A; Vin=-10V 250mA≤IO≤750mA; Vin=-10V 100 50 mV Quiescent Current Vin=-10V; IO=0.5A 3 mA △b1 Quiescent Change Current 5.0mA≤IO≤1.0A;Vin=-10V 0.5 mA △b2 Quiescent Change Current -8V≤Vin≤-25V; IO=0.5A 1.3 mA Ib isc website：www.iscsemi.com 2 isc & iscsemi is registered trademark