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LX8587A-33CP Datasheet(PDF) 4 Page - Microsemi Corporation |
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LX8587A-33CP Datasheet(HTML) 4 Page - Microsemi Corporation |
4 / 8 page 3A L OW D ROPOUT P OSITIVE R EGULATORS LX8587-xx/8587A-xx PRODUCT DA T ABOOK 1996/1997 Copyright © 1998 Rev. 1.2 3/98 4 P RODUCTION D ATA S HEET ELECTRICAL CHARACTERISTICS Note 2. Regulation is measured at constant junction temperature, using pulse testing with a low duty cycle. Changes in output voltage due to heating effects are covered under the specification for thermal regulation. Note 3. These parameters, although guaranteed, are not tested in production. Parameter Symbol Test Conditions Units LX8587-33/87A-33 Min. Typ. Max. Output Voltage V OUT V IN = 5V, IOUT = 0mA, TA = 25°C 4.75V ≤ V IN ≤ 10V, 0mA ≤ I OUT ≤ 3A, P ≤ PMAX Line Regulation (Note 2) ∆V OUT 4.75V ≤ V IN ≤ 7V (V IN ) 4.75V ≤ V IN ≤ 10V Load Regulation (Note 2) ∆V OUT (IOUT) V IN = 5V, 0mA ≤ IOUT ≤ IOUT (MAX) Thermal Regulation (Note 3) ∆V OUT(Pwr) T A = 25°C, 20ms pulse Ripple Rejection (Note 3) C OUT = 100µF (Tantalum), IOUT = 3A Quiescent Current I Q 0mA ≤ I OUT ≤ IOUT (MAX) , 4.75V ≤ VIN ≤ 10V Dropout Voltage LX8587-33 ∆V ∆V OUT = 1%, IOUT ≤ IOUT (MAX) LX8587A-33 ∆V OUT = 1%, IOUT ≤ IOUT (MAX) Maximum Output Current I OUT (MAX) V IN ≤ 7V Temperature Stability (Note 3) ∆V OUT (T) Long Term Stability (Note 3) ∆V OUT (t) T A = 125°C, 1000 hours RMS Output Noise (% of V OUT) (Note 3) V OUT (RMS) T A = 25°C, 10Hz ≤ f ≤ 10kHz 3.267 3.3 3.333 V 3.235 3.3 3.365 V 16 mV 210 mV 515 mV 0.01 0.02 % / W 60 75 dB 410 mA 1.1 1.3 V 1 1.2 V 3.0 5.0 A 0.25 % 0.3 1 % 0.003 % LX8587-33/87A-33 (3.3V Fixed) |
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