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LX8582A-00CP Datasheet(PDF) 3 Page - Microsemi Corporation |
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LX8582A-00CP Datasheet(HTML) 3 Page - Microsemi Corporation |
3 / 7 page 8.5A L OW D ROPOUT P OSITIVE R EGULATORS LX8582A-xx PRODUCT DA T ABOOK 1996/1997 3 Copyright © 1997 Rev. 1.1 1/97 P RODUCTION D AT A S HEET Reference Voltage V REF I OUT = 10mA, T A = 25°C 10mA ≤ I OUT ≤ 8.5A, 1.5V ≤ (VIN - VOUT), VIN ≤ 7V, P ≤ PMAX Line Regulation (Note 2) ∆V REF (VIN) I OUT = 10mA, 1.5V ≤ (VIN - VOUT ), VIN ≤ 7V Load Regulation (Note 2) ∆V REF (IOUT) (V IN - VOUT) = 3V, 10mA ≤ IOUT ≤ 8.5A Thermal Regulation ∆V OUT(Pwr) T A = 25°C, 20ms pulse Ripple Rejection (Note 3) V OUT = 3.3V, f =120Hz, C OUT = 100µf Tantalum, V IN = 5V C ADJ = 10µF, TA = 25°C, IOUT = 8.5A Adjust Pin Current I ADJ Adjust Pin Current Change ∆I ADJ 10mA ≤ I OUT ≤ 8.5A, 1.5V ≤ (VIN - VOUT), VIN ≤ 7V Dropout Voltage ∆V ∆V REF = 1%, IOUT = 8.5A Minimum Load Current I OUT(MIN) V IN ≤ 7V Maximum Output Current I OUT(MAX) 1.4V ≤ (V IN - VOUT), VIN ≤ 7V Temperature Stability ∆V OUT (T) Long Term Stability ∆V OUT (t) T A = 125°C, 1000 hrs RMS Output Noise (% of V OUT)VOUT (RMS) T A = 25°C, 10Hz ≤ f ≤ 10kHz ELECTRICAL CHARACTERISTICS (Unless otherwise specified, these specifications apply over the operating ambient temperatures for the LX8582A-xxC with 0°C ≤ T A ≤ 125°C; VIN - V OUT = 3V; I OUT = 8.5A. Low duty cycle pulse testing techniques are used which maintains junction and case temperatures equal to the ambient temperature.) Parameter Symbol Test Conditions Units LX8582A-00 Min. Typ. Max. 1.238 1.250 1.262 V 1.225 1.250 1.275 V 0.035 0.2 % 0.1 0.5 % 0.01 0.02 %/W 65 83 dB 55 100 µA 0.2 5 µA 1.1 1.3 V 210 mA 8.6 9.2 A 0.25 % 0.3 1 % 0.003 % 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 LX8582A-33 Min. Typ. Max. Output Voltage (Note 4) V OUT V IN = 5V, IOUT = 0mA, TA = 25°C 4.75V ≤ V IN ≤ 10V, 0mA ≤ I OUT ≤ 8.5A, 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 = 8.5A, TA = 25°C Quiescent Current I Q 0mA ≤ I OUT ≤ IOUT (MAX) , 4.75V ≤ VIN ≤ 10V Dropout Voltage ∆V ∆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 83 dB 410 mA 1.1 1.3 V 8.6 9.2 A 0.25 % 0.3 1 % 0.003 % LX8582A-00 (Adjustable) LX8582A-33 (3.3V Fixed) |
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