전자부품 데이터시트 검색엔진 |
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LFC789D25 데이터시트(PDF) 4 Page - Texas Instruments |
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LFC789D25 데이터시트(HTML) 4 Page - Texas Instruments |
4 / 11 page LFC789D25 DUAL LINEAR FET CONTROLLER SLLS565B − MARCH 2003 − REVISED SEPTEMBER 2004 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics, VCC = 12 V ± 5%, TA = 25°C (unless otherwise noted) PARAMETER TEST CONDITIONS TA MIN TYP MAX UNIT I VADJ sense-pin current −20 nA Sense I SEN_V ADJ VADJ sense-pin current Full range −500 nA Sense I V25 sense-pin current V25 = 2.5 V 125 A I SEN_V 25 V25 sense-pin current V25 = 2.5 V Full range 500 µA VDRV Driver output voltage IDRV = 0 VCC − 1.5 V Driver VDRV Driver output voltage IDRV = 0 Full range VCC − 3 V Driver IDRV Driver output current VDRV = 4 V, 10 mA IDRV Driver output current VDRV = 4 V, VSEN = 0.8 VOUT (nom) Full range 5 mA Reference I Pin current, VREF −20 −250 nA Reference I V REF Pin current, VREF Full range −500 nA V25 output voltage IOUT = 1 mA to 3 A, 2.5 Output regulation V25 output voltage regulation IOUT = 1 mA to 3 A, VPWR = 3 .3 V ± 10% Full range 2.45 2.5 2.55 Output regulation (see Figure 1) VADJ output voltage IOUT = 1 mA to 2 A, VREF V (see Figure 1) VADJ output voltage regulation IOUT = 1 mA to 2 A, VPWR = 3.3 V ±10%, VREF = V25/2 Full range 0.98 × VREF VREF 1.02 × VREF V Supply ICC Supply current 2 mA Supply ICC Supply current Full range 2.5 mA |
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