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KA78R05TSTU Datasheet(PDF) 2 Page - Fairchild Semiconductor |
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KA78R05TSTU Datasheet(HTML) 2 Page - Fairchild Semiconductor |
2 / 10 page KA78R05 2 Absolute Maximum Ratings Electrical Characteristics (Vin = 7V, Io = 0.5A, Ta = 25 °C, unless otherwise specified) Note: 1.These parameters, although guaranteed, are not 100% tested in production. 2. Junction -to -case thermal resistance test enviroments. -. Pneumatic heat sink fixture. -. Clamping pressure 60psi through 12mm diameter cylinder. -. Thermal grease applied between PKG and heat sink fixture Parameter Symbol Value Unit Remark Input Voltage Vin 35 V - Disable Voltage Vdis 35 V - Output Current Io 1.0 A - Power Dissipation 1 Pd1 1.5 W No Heatsink Power Dissipation 2 Pd2 15 W With Heatsink Junction Temperature Tj +150 °C- Operating Temperature Topr -20 ~ +80 °C- Thermal Resistance, Junction-to Case (Note2) R θjc 4.31 °C/W - Thermal Resistance, Junction-to-Air (Note2) R θja 48.83 °C/W - Thermal Shutdown Temperature Ttsd 150 °C- Parameter Symbol Conditions Min. Typ. Max. Unit Output Voltage Vo - 4.88 5 5.12 V Load Regulation Rload 5mA < Io < 1A - 0.1 2.0 % Line Regulation Rline 6V < Vin < 12V - 0.5 2.5 % Ripple Rejection Ratio RR note1 45 55 - dB Dropout Voltage Vdrop Io = 1A - - 0.5 V Disable Voltage High VdisH Output Active 2.0 - - V Disable Voltage Low VdisL Output Disabled - - 0.8 V Disable Bias Current High IdisH Vdis = 2.7V - - 20 µA Disable Bias Current Low IdisL Vdis = 0.4V - - -0.4 mA Quiescent Current Iq Io = 0A - - 10 mA |
Similar Part No. - KA78R05TSTU |
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