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LX8386B-00CDD Datasheet(PDF) 3 Page - Microsemi Corporation |
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LX8386B-00CDD Datasheet(HTML) 3 Page - Microsemi Corporation |
3 / 7 page 1.5A L OW D ROPOUT P OSITIVE R EGULA TORS LX8386-xx/8386A-xx/8386B-xx PRODUCT DA T ABOOK 1996/1997 3 Copyright © 1999 Rev. 1.7a 10/00 P RODUCTION D AT A S HEET ELECTRICAL CHARACTERISTICS (Unless otherwise specified, these specifications apply over the operating ambient temperatures for the LX8386/86A/86B-xxC with 0°C ≤ T A ≤ 125°C, and the LX8386-xxI with -25°C ≤ T A ≤ 125°C; VIN - VOUT = 3V; IOUT = 1.5A. Low duty cycle pulse testing techniques are used which maintains junction and case temperatures equal to the ambient temperature.) Parameter Symbol Test Conditions Units LX8386/86A/86B-00 Min. Typ. Max. Reference Voltage LX8386/86A-00 V REF I OUT = 10mA, T A = 25°C (Note 4) 10mA ≤ I OUT ≤ IOUT (MAX), 1.5V ≤ (VIN - VOUT), VIN ≤ 10V, P ≤ PMAX LX8386B-00 I OUT = 10mA, T A = 25°C 10mA ≤ I OUT ≤ IOUT (MAX), 1.5V ≤ (VIN - VOUT), VIN ≤ 10V, P ≤ PMAX Line Regulation (Note 2) ∆V REF(VIN ) 1.5V ≤ (V IN - V OUT) ≤ 7V, I OUT = 10mA Load Regulation (Note 2) ∆V REF(IOUT)VIN - V OUT = 3V, 10mA ≤ IOUT ≤ 1.5A Thermal Regulation ∆V OUT(Pwr) T A = 25°C, 20ms pulse Ripple Rejection (Note 3) V OUT = 5V, f =120Hz, C OUT = 100µf Tantalum, V IN = 6.5V C ADJ = 10µF, I OUT = 1.5A Adjust Pin Current I ADJ Adjust Pin Current Change (Note 4) ∆I ADJ 10mA ≤ I OUT ≤ IOUT (MAX) , 1.5V ≤ (VIN - VOUT), VIN ≤ 10V Dropout Voltage LX8386-00 ∆V ∆V REF = 1%, IOUT = 1.5A LX8386A/86B-00 ∆V REF = 1%, IOUT = 1.5A Minimum Load Current I OUT (MIN) V IN ≤ 10V Maximum Output Current I OUT (MAX) (V IN - VOUT) ≤ 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 1.238 1.250 1.262 V 1.225 1.250 1.270 V 1.240 1.250 1.260 V 1.238 1.250 1.262 V 0.015 0.2 % 0.15 0.4 % 0.01 0.04 %/W 65 83 dB 55 100 µA 0.2 5 µA 1.2 1.5 V 1.1 1.3 V 210 mA 1.5 2.0 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. Note 4. See Maximum Output Current Section above. Parameter Symbol Test Conditions Units LX8386/86A/86B-33 Min. Typ. Max. Output Voltage LX8386-33 V OUT V IN = 5V, IOUT = 0mA, TA = 25°C (Note 4) 4.75V ≤ V IN ≤ 10V, 0mA ≤ I OUT ≤ 1.5A, P ≤ PMAX LX8386A/86B-33 V IN = 5V, IOUT = 0mA, TA = 25°C 4.75V ≤ V IN ≤ 10V, 0mA ≤ I OUT ≤ 1.5A, 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 ∆V OUT(Pwr) T A = 25°C, 20ms pulse Ripple Rejection (Note 3) C OUT = 100µF (Tantalum), IOUT = 1.5A Quiescent Current I Q 0mA ≤ I OUT ≤ IOUT (MAX) , 4.75V ≤ VIN ≤ 10V Dropout Voltage LX8386-33 ∆V ∆V OUT = 1%, IOUT ≤ IOUT (MAX) LX8386A/86B-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 3.30 3.333 V 3.235 3.30 3.365 V 3.274 3.30 3.326 V 3.267 3.30 3.333 V 16 mV 210 mV 515 mV 0.01 0.02 % / W 60 83 dB 410 mA 1.2 1.5 V 1.1 1.3 V 1.5 2.0 A 0.25 % 0.3 1 % 0.003 % LX8386/86A/86B-00 (Adjustable) LX8386/86A/86B-33 (3.3V Fixed) |
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