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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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LM3525 датащи(PDF) 3 Page - Texas Instruments |
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LM3525 датащи(HTML) 3 Page - Texas Instruments |
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3 / 17 page  LM3525 www.ti.com SNVS051D – FEBRUARY 2000 – REVISED MARCH 2013 DC Electrical Characteristics Limits in standard typeface are for TJ = 25°C, and limits in boldface type apply over the full operating temperature range. Unless otherwise specified: VIN = 5.0V, EN = 0V (LM3525-L) or EN = VIN (LM3525-H). Symbol Parameter Conditions Min Typ Max Units IN to Out pins RON On-Resistance VIN = 5V 80 120 m Ω VIN = 2.7V 120 160 IOUT OUT pins continuous output current 0.5 A ISC Short Circuit Output Current See(1) 0.5 1.0 1.5 A ILEAK OUT pins Output Leakage Current EN = VIN (LM3525-L) or 0.15 10 µA EN = GND (LM3525-H), OCTHRESH Over-current Threshold 2.25 3.2 A IFO = 10 mA, VIN = 5V 6 25 RFO FLAG Output Resistance Ω IFO = 10 mA, VIN = 2.7V 8 40 IEN EN/EN Leakage Current EN/EN = 0V or EN/EN = VIN −0.5 0.5 µA VIH EN/EN Input Voltage See(2) 2.4 1.9 V VIL EN/EN Input Voltage See(2) 1.7 0.8 V VUVLO Under-Voltage Lockout VIN = Increasing 1.9 V VIN = Decreasing 1.8 IDDOFF Supply Current Switch OFF 0.05 1 µA IDDON Supply Current Switch ON 65 100 µA ThSD Overtemperature Shutdown TJ Increasing 135 °C Threshold(1) TJ Decreasing 125 °C IFH Error Flag Leakage Current VFLAG= 5V 0.1 1 µA (1) Thermal shutdown will protect the device from permanent damage. (2) For the LM3525-L, OFF is EN ≥ 2.4V and ON is EN ≤ 0.8V. For the LM3525-H, OFF is EN ≤ 0.8V and ON is EN ≥ 2.4V AC Electrical Characteristics Limits in standard typeface are for TJ = 25°C, and limits in boldface type apply over the full operating temperature range. Unless otherwise specified: VIN = 5.0V. Symbol Parameter Conditions Min Typ Max Units tr OUT Rise Time RL = 10Ω 200 µs tf OUT Fall Time RL = 10Ω 20 µs tON Turn on Delay, EN to OUT RL = 10Ω 200 µs tOFF Turn off Delay, EN to OUT RL = 10Ω 20 µs tOC Over Current Flag Delay RL = 0 1 ms Copyright © 2000–2013, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Links: LM3525 |
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