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LM2240 bảng dữ liệu(PDF) 2 Page - National Semiconductor (TI) |
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LM2240 bảng dữ liệu(HTML) 2 Page - National Semiconductor (TI) |
2 / 10 page Absolute Maximum Ratings (Note 1) If MilitaryAerospace specified devices are required please contact the National Semiconductor Sales OfficeDistributors for availability and specifications Storage Temperature Range Molded DIP b 65 Cto a150 C Lead Temperature Molded DIP (Soldering 10 Sec) 265 C Power Dissipation (Note 2) 18W Junction Temperature 150 C Supply Voltage 18V Output Current 10 mA Output Voltage 18V Regulator Output Current 50 mA ESD Tolerance (Note 3) 2000V Operating Ratings Temperature Range 0 Cto70 C Supply Range (Note 4) 4V to 15V LM2240 Electrical Characteristics TA ea25 C VCC ea50V R e 10 kX C e01 mF unless otherwise specified See Block Diagram Symbol Characteristic Conditions Min Typ Max Units GENERAL CHARACTERISTIC ICC Supply Total Circuit VCC e 50V VTR e 0V VRS e 50V 40 70 Current VCC e 15V VTR e 0V VRS e 50V 13 18 mA Counter Only 15 VREG Regulator Output Measured at Pin 15 VCC e 50V 39 44 V VCC e 15V 58 63 68 TIME-BASE tACC Timing Accuracy VRS e 0 VTR e 50V 35 50 % (Note 5) D t DT Timing Shift 0 C s TJ s 70 CVCC e 50V 200 ppm C with Temperature VCC e 15V 80 D t DV Timing Shift VCC t 80V 008 03 %V with Supply fMAX Max Frequency R e 10 kX C e 0007 mF 130 kHz VMOD Modulation Voltage Level Measured at Pin 12 VCC e 50V 280 350 420 V VCC e 15V 105 RT Recommended Range 0001 10 MX of Timing Resistor CT Recommended Range 001 1000 m F of Timing Capacitor (Note 6) Note 1 Absolute maximum ratings indicate limits beyond which damage to the component may occur Note 2 Rating applies to ambient temperature at 25 C Above this temperature derate at 15 mW C Note 3 Human body model C e 100 pF RS e 1500X Note 4 For operation below 45 VDC short pin 15 to pin 16 Note 5 Timing error solely introduced by LM2240 measured as % of ideal time-base period of T e RC Note 6 Under the conditions of high supply voltages (VCC l 70V) and low values of timing capacitor (CT k 01 mF) a 600 pF capacitor may need to be connected from pin 14 to ground to ensure proper operation 2 |
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Mô tả tương tự - LM2240 |
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