78DXX LINEAR INTEGRATED CIRCUIT 3-TERMINAL 0.5A POSITIVE VOLTAGE REGULATOR DESCRIPTION The Contek 78DXX family is monolithic fixed voltage regulator integrated circuit .They are suitable for applications that required supply current up to 0.5 A. 1 FEATURE *Output current up to 0.5 A *Fixed output voltage of 5V, 6V, 8V, 9V, 12V, 15V ,18V and 24V available *Thermal overload shutdown protection *Short circuit current limiting *Output transistor SOA protection TO-252 1:Input 2:GND 3:Output EQUIVALENT CIRCUIT INPUT 1 R13 R17 T10 R14 Z2 R9 T8 T9 R19 R18 T13 T11 T5 T6 R15 T12 R11 T14 R12 R10 OUTPUT 3 R8 R5 T4 Z1 T15 R4 R6 R16 R1 R2 T7 C1 R7 T3 T1 T2 R3 Contek GND 2 Contek Microelectronics Co.,Ltd. CONTEK http://www.contek-ic.com E-mail:[email protected] 1 78DXX LINEAR INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS ( Operating temperature range applies unless otherwise specified ) PARAMETER SYMBOL Input voltage(for Vo=5~18V) (for Vo=20~24V) VI Output Current Io Power Dissipation Operating Junction Temperature Range PD VALUE V 40 V 0.5 A Internally Limited W +150 TJ Storage Temperature Range UNIT 35 C -65 to+150 TSTG C Contek78D05 ELECTRICAL CHARACTERISTICS ( VI=10V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1) PARAMETER SYMBOL Output Voltage Vo Load Regulation DVo Line regulation DVo Quiescent Current Quiescent Current Change Output Noise Voltage Temperature coefficient of Vo Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage Iq DIq DIq VN DVo/DT RR IPK ISC Vd TEST CONDITIONS MIN TYP MAX UNIT Tj=25 C, IO=5mA - 0.5A 4.8 5.0 5.2 V VI =7.5V to 20V, 4.75 5.25 V 50 25 50 50 8.0 1.0 0.5 mV mV mV mV mA mA mA uV mV/ C dB A mA V UNIT IO=5mA 0.5A,PD<7W Tj=25 C,IO=5mA - 0.5A Tj=25 C,IO=5mA - 200 mA VI =7V to 25V,Tj=25 C VI =7.5V to 20V,Tj=25 C,Io=0.5A Tj=25 C, IO=0.5A VI =7.5V to 20V IO=5mA - 0.5A 10Hz<=f<=100kHz Io=5mA VI =8V -18V,f=120Hz,Tj=25 C Tj=25 C VI=35V, Tj=25 C Tj=25 C 62 40 -0.6 80 1.2 250 2.0 Contek78D06 ELECTRICAL CHARACTERISTICS ( VI=11V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1) PARAMETER SYMBOL Output Voltage Vo Load Regulation DVo Line regulation DVo Quiescent Current Quiescent Current Change Output Noise Voltage Temperature coefficient of Ripple Rejection Vo Iq DIq DIq VN DVo/DT RR TEST CONDITIONS MIN TYP MAX Tj=25 C, IO=5mA - 0.5A 5.75 6.0 6.26.2 V VI =8.5V to 21V, 5.7 6.3 V 60 30 60 60 8.0 1.0 0.5 mV mV mV mV mA mA mA uV mV/ C dB IO=5mA 0.5A, PD<7W Tj=25 C,IO=5mA - 0.5A Tj=25 C,IO=5mA - 200mA VI =8V to 25V,Tj=25 C VI =8.5V to 21V,Tj=25 C,Io=0.5A Tj=25 C, IO=0.5A VI =8.5V to 21V IO=5mA 0.5A 10Hz<=f<=100kHz Io=5mA VI =9V - 19V,f=120Hz,Tj=25 C 59 45 -0.7 75 Contek Microelectronics Co.,Ltd. CONTEK http://www.contek-ic.com E-mail:[email protected] 2 78DXX LINEAR INTEGRATED CIRCUIT PARAMETER SYMBOL Peak Output Current Short-Circuit Current Dropout Voltage IPK ISC Vd TEST CONDITIONS MIN Tj=25 C VI=35V, Tj=25 C Tj=25 C TYP MAX 1.2 250 2.0 UNIT A mA V Contek78D08 ELECTRICAL CHARACTERISTICS ( VI=14V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1) PARAMETER SYMBOL Output Voltage Vo Load Regulation DVo Line regulation DVo Quiescent Current Quiescent Current Change Output Noise Voltage Temperature coefficient of Ripple Rejection Vo Peak Output Current Short-Circuit Current Dropout Voltage Iq DIq DIq VN DVo/DT RR IPK ISC Vd TEST CONDITIONS MIN TYP MAX UNIT Tj=25 C, IO=5mA - 0.5A 7.7 8.0 8.3 V VI =10.5V to 23V, 7.6 8.4 V 80 40 80 80 8.0 1.0 0.5 58 -0.9 72 mV mV mV mV mA mA mA uV mV/ C dB 1.2 250 2.0 A mA V IO=5mA 0.5A, PD<7W Tj=25 C,IO=5mA - 0.5A Tj=25 C,IO=5mA - 200mA VI =10.5V to 25V,Tj=25 C VI =10.5V to 3V,Tj=25 C,Io=0.5A Tj=25 C, IO=0.5A VI =10.5V to 23V IO=5mA - 0.5A 10Hz<=f<=100kHz Io=5mA VI =11.5V to 21.5V, f=120Hz,Tj=25 C Tj=25 C VI=35V, Tj=25 C Tj=25 C 56 Contek78D09 ELECTRICAL CHARACTERISTICS ( VI=15V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1) PARAMETER SYMBOL Output Voltage Vo Load Regulation DVo Line regulation DVo Quiescent Current Quiescent Current Change Output Noise Voltage Temperature coefficient of Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage Vo Iq DIq DIq VN DVo/DT RR IPK ISC Vd TEST CONDITIONS MIN TYP MAX Tj=25 C, IO=5mA - 0.5A 8.65 9.00 9.35 V VI =11.5V to 24V, 8.6 9.4 V 90 45 90 90 mV mV mV mV 8.0 1.0 0.5 58 -1.1 72 mA mA mA uV mV/ C dB 1.2 250 2.0 A mA V IO=5mA - 0.5A,PD<7W Tj=25 C,IO=5mA - 0.5A Tj=25 C,IO=5mA - 200mA VI =11.5V to 25 V,Tj=25 C VI =11.5V to 24V,Tj=25 C, Io=0.5A Tj=25 C, IO=0.5A VI =11.5V to 24V IO=5mA 0.5A 10Hz<=f<=100kHz Io=5mA VI =12.5V to 22.5V, f=120Hz,Tj=25 C Tj=25 C VI=35V, Tj=25 C Tj=25 C 56 Contek Microelectronics Co.,Ltd. CONTEK http://www.contek-ic.com E-mail:[email protected] UNIT 3 78DXX LINEAR INTEGRATED CIRCUIT Contek78D12 ELECTRICAL CHARACTERISTICS ( VI=19V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1) PARAMETER SYMBOL Output Voltage Vo Load Regulation DVo Line regulation DVo Quiescent Current Quiescent Current Change Output Noise Voltage Temperature coefficient of Vo Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage Iq DIq DIq VN DVo/DT RR IPK ISC Vd TEST CONDITIONS MIN TYP MAX UNIT Tj=25 C, IO=5mA - 0.5A 11.5 12.0 12.5 V VI =14.5V to 27V, 11.4 12.6 V 120 60 120 120 mV mV mV mV 8.0 1.0 0.5 mA mA mA uV mV/ C dB A mA V UNIT IO=5mA 0.5A,PD<7W Tj=25 C,IO=5mA - 0.5A Tj=25 C,IO=5mA - 200mA VI =14.5V to 30V,Tj=25 C VI =14.6V to 27V,Tj=25 C, Io=0.5A Tj=25 C, IO=0.5A VI =14.5V to 30V IO=5mA 0.5A 10Hz<=f<=100kHz Io=5mA VI =15V - 25V,f=120Hz,Tj=25 C Tj=25 C VI=35V, Tj=25 C Tj=25 C 55 75 -1.5 72 1.2 250 2.0 Contek78D15 ELECTRICAL CHARACTERISTICS ( VI=23V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1) PARAMETER SYMBOL Output Voltage Vo Load Regulation DVo Line regulation DVo Quiescent Current Quiescent Current Change Output Noise Voltage Temperature coefficient of Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage Vo Iq DIq DIq VN DVo/DT RR IPK ISC Vd TEST CONDITIONS MIN TYP MAX Tj=25 C, IO=5mA - 0.5A 14.4 15.0 15.6 V VI =17.5V to 30V, 14.25 15.75 V 150 75 150 150 mV mV mV mV 8.0 1.0 0.5 90 -1.8 70 mA mA mA uV mV/ C dB 1.2 250 2.0 A mA V IO=5mA - 0.5A,PD<7W Tj=25 C,IO=5mA - 0.5A Tj=25 C,IO=5mA - 200mA VI =18.5V to 30V,Tj=25 C VI =17.7V to 30V, Tj=25 C, IO =0.5A Tj=25 C, IO=0.5A VI =17.5V to 30V IO=5mA 0.5A 10Hz<=f<=100kHz Io=5mA VI =18.5V to 28.5V f=120Hz,Tj=25 C Tj=25 C VI=35V, Tj=25 C Tj=25 C 54 Contek Microelectronics Co.,Ltd. CONTEK http://www.contek-ic.com E-mail:[email protected] 4 78DXX LINEAR INTEGRATED CIRCUIT Contek78D18 ELECTRICAL CHARACTERISTICS ( VI=27V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1) PARAMETER SYMBOL Output Voltage Vo Load Regulation DVo Line regulation DVo Quiescent Current Quiescent Current Change Output Noise Voltage Temperature coefficient of Vo Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage Iq DIq DIq VN DVo/DT RR IPK ISC Vd TEST CONDITIONS MIN TYP MAX Tj=25 C, IO=5mA - 0.5A 17.3 18.0 18.7 V VI =21V to 33V, 17.1 18.9 V 180 90 180 180 mV mV mV mV 8.0 1.0 0.5 mA mA mA uV mV/ C dB A mA V UNIT IO=5mA - 0.5A,PD<7W Tj=25 C,IO=5mA - 0.5A Tj=25 C,IO=5mA - 200mA VI =21V to 33V,Tj=25 C VI =21V to 33V, Tj=25 C, IO =0.5A Tj=25 C, IO=0.5A VI =21.5V to 33V IO=5mA - 0.5A 10Hz<=f<=100kHz Io=5mA VI =22V - 32V,f=120Hz,Tj=25 C Tj=25 C VI=35V, Tj=25 C Tj=25 C 53 110 -2.2 69 1.2 250 2.0 UNIT Contek78D24 ELECTRICAL CHARACTERISTICS ( VI=33V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1) PARAMETER SYMBOL Output Voltage Vo Load Regulation DVo Line regulation DVo Quiescent Current Quiescent Current Change Output Noise Voltage Temperature coefficient of Vo Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage Iq DIq DIq VN DVo/DT RR IPK ISC Vd TEST CONDITIONS MIN TYP MAX Tj=25 C, IO=5mA - 0.5A 23.0 24.0 25.0 V VI =27V to 38V, 22.8 25.2 V 240 120 240 240 8.0 1.0 0.5 mV mV mV mV mA mA mA uV mV/ C dB A mA V IO=5mA - 0.5A, PD<7W Tj=25 C,IO=5mA - 0.5A Tj=25 C,IO=5mA - 200mA VI =27V to 38V,Tj=25 C VI =27V to 38V,Tj=25 C,Io=0.5A Tj=25 C, IO=0.5A VI =28V to 38V IO=5mA - 0.5A 10Hz<=f<=100kHz Io=5mA VI =28V - 38V,f=120Hz,Tj=25 C Tj=25 C VI=35V, Tj=25 C Tj=25 C 50 170 -2.8 66 1.2 250 2.0 Note 1: The Maximum steady state usable output current are dependent on input voltage, heat sinking , lead length of the package and copper pattern of PCB. The data above represents pulse test conditions with junction temperatures specified at the initiation of test. Note 2: Power dissipation<0.5W Contek Microelectronics Co.,Ltd. CONTEK http://www.contek-ic.com E-mail:[email protected] 5 78DXX LINEAR INTEGRATED CIRCUIT TYPICAL APPLICATION CIRCUIT Vi C1 0.33 mF 1 Contek 78DXX 2 3 Vo C0 0.1 mF Note 1: To specify an output voltage, substitute voltage value for " DXX". Note 2: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as possible to the regulators. Contek Microelectronics Co.,Ltd. CONTEK http://www.contek-ic.com E-mail:[email protected] 6