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LM2655 bảng dữ liệu(PDF) 4 Page - National Semiconductor (TI) |
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LM2655 bảng dữ liệu(HTML) 4 Page - National Semiconductor (TI) |
4 / 16 page Absolute Maximum Ratings (Note 1) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage (PV IN) 3.8V ≤ V IN ≤ 14V Supply Voltage (AV IN) 4.0V ≤ V IN ≤ 14V Feedback Pin Voltage -0.4V ≤ V FB ≤ 5V V CB Voltage, (Note 7) 7V C SS Voltage 2.5V Comp Voltage 2.5V L DELAY Voltage 2.5V LDR Voltage 5V V SW, (Note 8) 14V Power Dissipation (T A =25˚C), (Note 2) TSSOP-16 Package θ JA 140˚C/W Power Dissapation 893mW Lead Temperature Vapor Phase (60 sec.) 215˚C Infrared (15 sec.) 220˚C ESD Susceptibility(Note 3) Human Body Model(Note 4) 1kV Machine Model 200V Operating Ratings (Note 1) Storage Temperature Range −65˚C ≤ T J ≤ +150˚C Junction Temperature Range −40˚C ≤ T J ≤ +125˚C LM2655-3.3 Electrical Characteristics Specifications with standard typeface are for T J = 25˚C, and those in boldface type apply over full Operating Temperature Range.V IN = 10V unless otherwise specified. Symbol Parameter Conditions Typical (Note 5) Limit (Note 6) Units V OUT Output Voltage I LOAD = 1.5 A 3.3 3.235/3.185 3.392/3.416 V V(min) V(max) V OUT Output Voltage Line Regulation V IN =5Vto14V I LOAD = 1.5 A 0.5 0.7 % %(max) Output Voltage Load Regulation I LOAD = 100 mA to 2.5A V IN =10V 0.6 1.7 % %(max) V INUV V IN Undervoltage Lockout Threshold Voltage Rising Edge 3.8 3.95 V V(max) V UV_HYST Hysteresis for the Input Undervoltage Lockout 210 mV I CL(Note 9) Average Output Current Limit V IN =5V V OUT = 3.3V 3.3 LM2655-ADJ Electrical Characteristics Specifications with standard typeface are for T J = 25˚C, and those in boldface type apply over full Operating Temperature Range.V IN = 10V unless otherwise specified. Symbol Parameter Conditions Typical (Note 5) Limit (Note 6) Units V FB Feedback Voltage I LOAD = 1.5 A 1.238 1.208/1.181 1.260/1.267 V V(min) V(max) V OUT Output Voltage Line Regulation V IN =5Vto14V I LOAD = 1.5 A 0.5 0.7 % %(max) Output Voltage Load Regulation I LOAD = 100 mA to 2.5A V IN =10V 0.6 1.7 % %(max) V INUV V IN Undervoltage Lockout Threshold Voltage Rising Edge 3.8 3.95 V V(max) V UV_HYST Hysteresis for the Input Undervoltage Lockout 210 mV I CL(Note 9) Average Output Current Limit V IN =5V V OUT = 3.3V 3.3 A www.national.com 4 |
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