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Datenblatt-Suchmaschine für elektronische Bauteile |
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Datenblatt-Suchmaschine für elektronische Bauteile |
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LM2660-MWC Datenblatt(PDF) 5 Page - Texas Instruments |
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LM2660-MWC Datenblatt(HTML) 5 Page - Texas Instruments |
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5 / 27 page  LM2660 www.ti.com SNVS135E – SEPTEMBER 1999 – REVISED DECEMBER 2014 6.5 Electrical Characteristics Limits in for typical (TYP) values are for TJ = 25°C, and limits in for minimum (MIN) and maximum (MAX) values apply over the full operating temperature range; V+ = 5V, FC = Open, C1 = C2 = 150 μF, unless otherwise specified in the Test Conditions. (1) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Inverter, LV = Open 3.5 5.5 V+ Supply voltage RL = 1k Inverter, LV = GND 1.5 5.5 V Doubler, LV = OUT 2.5 5.5 No Load FC = Open 0.12 0.5 IQ Supply current mA LV = Open FC = V+ 1 3 TA ≤ 85°C, OUT ≤ −4 V 100 IL Output current mA TA > 85°C, OUT ≤ −3.8 V 100 TA ≤ 85°C 6.5 10 ROUT Output resistance(2) IL = 100 mA Ω TA > 85°C 12 FC = Open 5 10 fOSC Oscillator frequency OSC = Open kHz FC = V+ 40 80 FC = Open 2.5 5 fSW Switching frequency(3) OSC = Open kHz FC = V+ 20 40 FC = Open ±2 IOSC OSC input current µA FC = V+ ±16 RL (1k) between V + and OUT 96% 98% PEFF Power efficiency RL (500) between GND and OUT 92% 96% IL = 100 mA to GND 88% VOEFF Voltage conversion efficiency No Load 99% 99.96% (1) In the test circuit, capacitors C1 and C2 are 0.2-Ω maximum ESR capacitors. Capacitors with higher ESR will increase output resistance, reduce output voltage and efficiency. (2) Specified output resistance includes internal switch resistance and capacitor ESR. (3) The output switches operate at one half of the oscillator frequency, fOSC = 2fSW. Copyright © 1999–2014, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: LM2660 |
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