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LM7924CT Datasheet(PDF) 6 Page - Fairchild Semiconductor |
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LM7924CT Datasheet(HTML) 6 Page - Fairchild Semiconductor |
6 / 15 page LM79XX 6 Electrical Characteristics (LM7910) (Continued) (VI = -17V, IO = 500mA, 0°C ≤TJ ≤ +125°C, CI =2.2μF, CO =1μF, unless otherwise specified.) Note: 1. Load and line regulation are specified at constant junction temperature. Changes in VO due to heating effects must be taken into account separately. Pulse testing with low duty is used. Parameter Symbol Conditions Min. Typ. Max. Unit Output Voltage VO TJ = +25°C -9.6 -10 -10.4 V IO = 5mA to 1A, Pd ≤ 15W VI = -12V to -28 -9.5 -10 -10.5 Line Regulation (Note1) ΔVO TJ = +25°C VI = -12.5V to -28V - 12 200 mV VI = -14V to -20V - 6 100 Load Regulation (Note1) ΔVO TJ = +25°C IO = 5mA to 1.5A -12 200 mV TJ = +25°C IO = 250mA to 750mA -4 100 Quiescent Current IQ TJ = +25°C- 3 6 mA Quiescent Current Change ΔIQ IO = 5mA to 1A - 0.05 0.5 mA VI = -12.5V to -28V - 0.1 1 Temperature Coefficient of VO ΔVo/ΔTIO = 5mA - -1 - mV/ °C Output Noise Voltage VN 10Hz ≤ f ≤ 100kHz TA =+25°C -280 - μV Ripple Rejection RR f = 120Hz ΔVI = 10V 54 60 - dB Dropout Voltage VD TJ = +25°C IO = 1A -2- V Short Circuit Current ISC TJ = +25°C, VI = -35V - 300 - mA Peak Current IPK TJ = +25°C- 2.2 - A |
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