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FAN1539 데이터시트(PDF) 4 Page - Fairchild Semiconductor |
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FAN1539 데이터시트(HTML) 4 Page - Fairchild Semiconductor |
4 / 15 page FAN1539/FAN1540 PRODUCT SPECIFICATION 4 REV. 1.0.8 3/22/04 Electrical Characteristics—FAN1539MPX, FAN1540MPX, FAN1540MMPX, FAN1540DX Unless otherwise specified, VIN = 4.50V to 7V, Tj = 25°C, IMAX (FAN1539) = 1.0A, IMAX (FAN1540) = 1.3A. Boldface limits apply over operating junction temperature range of 0 TEST CONDITIONS TEST LIMITS Parameter Symbol VIN IOUT Min. Typ. Max. Units Output Voltage FAN1540 VOUT 3.234 3.300 3.366 V 3.217 3.383 Line Regulation REG(LINE) 2 15 mV Load Regulation REG(LOAD) 4.75V FAN1539 25 35 mV FAN1540 30 40 Dropout Voltage (Note 6) VD IOUT = IMAX 0.9 1.2 V Current Limit IS 5.5V 3.3 A Min. Output Current for regulation IOMIN 0 mA Temperature Stability TS IOUT = 5mA 0.3 % RMS Output Noise (Note 7) VN IOUT = IMAX 0.003 %VOUT Ripple Rejection Ratio (Note 8) RA 5V IOUT = 10mA 65 75 dB IOUT = 100mA 63 73 IOUT = IMAX 45 57 Transient Response Change of VOUT with step load change (Note 9) 5V 1mA to IMAX 2.0 10 (un- der- shoot or over- shoot of VOUT) % IMAX to 1mA Transient Response Change of VOUT with application of VIN (Note 9) 0 to 5V Step Input 10% to 90% 5.0 10 (un- der- shoot or over- shoot of VOUT) % °CT J 125 °C. ≤≤ 4.75V V IN 5.25V ≤≤ 5mA I OUT I MAX ≤≤ 3.0V V IN 5.25V ≤≤ 5mA I OUT I MAX ≤≤ 5mA I OUT ≤ I MAX ≤ ∆V OUT 3% ≤ () ∆V OUT ∆I OUT ----------------- t r 1 µS ≥ t f 1 µS ≥ ∆V OUT ∆V IN ----------------- t r 1 µS ≥ 1mA I OUT ≤ I MAX ≤ |
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