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KA7912TU Folha de dados(PDF) 10 Page - Fairchild Semiconductor |
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KA7912TU Folha de dados(HTML) 10 Page - Fairchild Semiconductor |
10 / 17 page KA79XX/KA79XXA 10 Electrical Characteristics (KA7912A) (Continued) (VI = -19V, 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 -11.75 -12 -12.25 V IO = 5mA to 1A, PO ≤ 15W VI = -15.5V to -27V -11.5 -12 -12.5 Line Regulation (Note1) ΔVO TJ = +25°C VI = -14.5V to -27V Io = 1A -12 120 mV VI= -16V to -22V Io = 1A -6 60 VI = -14.8V to -30V - 12 120 VI = -16V to -22V, Io = 1A - 12 120 Load Regulation (Note1) ΔVO TJ =+25°C, IO = 5mA to 1.5A - 12 150 mV TJ =+25°C, IO = 250mA to 750mA - 4 75 Quiescent Current IQ TJ =+25°C- 3 6 mA Quiescent Current Change ΔIQ IO = 5mA to 1A - 0.05 0.5 mA VI = -15V to -30V - 0.1 1 Temperature Coefficient of VD ΔVo/ΔTIO = 5mA - -0.8 - mV/ °C Output Noise Voltage VN f = 10Hz to 100kHz, TA =+25°C - 200 - 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 |
Nº de peça semelhante - KA7912TU |
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Descrição semelhante - KA7912TU |
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