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LM2576 Datasheet(PDF) 3 Page - ARTSCHIP ELECTRONICS CO.,LMITED. |
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LM2576 Datasheet(HTML) 3 Page - ARTSCHIP ELECTRONICS CO.,LMITED. |
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3 / 23 page  LM2576/LM2576HV www.artschip.com 3 Absolute Maximum Ratings (Note 1) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/Distributors for availability and specifications. Maximum Supply Voltage LM2576 45V LM2576HV 63V /OFF Pin Input Voltage -0.3V≤V≤+VIN Output Voltage to Ground (Steady State) -1V Power Dissipation Internally Limited Storage Temperature Range -65℃ to +150℃ Maximum Junction Temperature 150℃ Minimum ESD Rating (C =100pF, R=1.5KΩ) 2KV Lead Temperature (Soldering, 10 Seconds) 260℃ Operating Ratings Temperature Range LM2576/LM2576HV -40℃≤TJ≤+125℃ Supply Voltage LM2576 40V LM2576HV 60V LM2576-3.3, LM2576HV-3.3 Electrical Characteristics Specifications with standard type face are for TJ=25℃, and those with boldface type apply over full Operating Temperature Range. LM2576-3.3 LM2576HV-3.3 Symbol Parameter Conditions Typ Limit (Note 2) Units(limits) SYSTEM PARAMETERS (Note 3) Test Circuit Figure 2 VOUT Output Voltage VIN=12V, ILOAD=0.5A Circuit of Figure 2 3.3 3.234 3.366 V V(Min) V(Max) VOUT Output Voltage LM2576 6V≤VIN≤40V,0.5A≤ILOAD≤3A Circuit of Figure 2 3.3 3.168/3.135 3.432/3.465 V V(Min) V(Max) VOUT Output Voltage LM2576HV 6V≤VIN≤60V, 0.5A≤ILOAD≤3A Circuit of Figure 2 3.3 3.168/3.135 3.450/3.482 V V(Min) V(Max) η Efficiency VIN=12V, ILOAD=3A 75 % LM2576-5.0, LM2576HV-5.0 Electrical Characteristics Specifications with standard type face are for TJ=25℃, and those with Figure 2 boldface type apply over full Operating Temperature Range. LM2576-5.0 LM2576HV-5.0 Symbol Parameter Conditions Typ Limit (Note 2) Units(limits) SYSTEM PARAMETERS (Note 3) Test Circuit Figure 2 VOUT Output Voltage VIN=12V, ILOAD=0.5A Circuit of Figure 2 5.0 4.900 5.100 V V(Min) V(Max) VOUT Output Voltage LM2576 0.5A≤ILOAD≤3A, 8V≤VIN≤40V Circuit of Figure 2 5.0 4.800/4.750 5.200/5.250 V V(Min) V(Max) VOUT Output Voltage LM2576HV 0.5A≤ILOAD≤3A, 8V≤VIN≤60V Circuit of Figure 2 5.0 4.800/4.750 5.225/5.275 V V(Min) V(Max) η Efficiency VIN=12V, ILOAD=3A 77 % |
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