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SM72445 Datasheet(PDF) 5 Page - Texas Instruments |
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SM72445 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 20 page SM72445 www.ti.com SNVS795 – MARCH 2012 ELECTRICAL CHARACTERISTICS (continued) Specifications in standard typeface are for TJ = 25°C, and those in boldface type apply over the full operating junction temperature range. (1). Typical values represent the most likely parametric norm at T J = 25°C, and are provided for reference purposes only. Unless otherwise stated the following conditions apply: VD=VA=5V. Symbol Parameter Conditions Min Typ Max Units POWER SUPPLY CHARACTERISTICS (CL = 10 pF) VA ,VD Analog and Digital Supply Voltages VA ≥ VD 4.75 5 5.25 V IA + ID Total Supply Current - 11.5 16.5 mA PWM OUTPUT CHARACTERISTICS A2 High Frequency Setting: fPWM PWM switching frequency 170 215 250 kHz Dead time (for Buck switch node tDEAD 54 ns and for Boost switch node) A2 MediumFrequency Setting: fPWM PWM switching frequency 105 135 155 kHz tDEAD Dead time 87 ns A2 Low Frequency Setting: fPWM PWM switching frequency 85 110 125 kHz tDEAD Dead time 106 ns Copyright © 2012, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: SM72445 |
Número de pieza similar - SM72445_15 |
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Descripción similar - SM72445_15 |
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