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LX8384-XXCDT Datasheet(PDF) 4 Page - Microsemi Corporation |
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LX8384-XXCDT Datasheet(HTML) 4 Page - Microsemi Corporation |
4 / 11 page Microsemi Inc. Integrated Products Division 11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570 Page 4 Copyright © 2000 Rev. 2.1f, 2006-01-20 LX8384x-xx 5A Low Dropout Positive Regulators PRODUCTION DATA SHEET TM ® ELECTRICAL CHA RACTERISTICS (CONTINUED) Unless otherwise specified, the following specifications apply over the operating ambient temperature for the LX8384x-xxC with 0 °C ≤ T A ≤ 125°C and the LX8384-xxI with -25°C ≤ TA ≤ 125°C except where otherwise noted. Test conditions: VIN -VOUT = 3V; IOUT = 5A. Low duty cycle pulse testing techniques are used which maintains junction and case temperatures equal to the ambient temperature. LX8384x-xx Parameter Symbol Test Conditions Min Typ Max Units LX8384-15 / 8384A-15 / 8384B-15 (1.5V FIXED)(CONTINUED) Maximum Output Current IOUT(MAX) VIN < 7V 5 6 A Temperature Stability (Note 3) ΔVOUT(T) 0.25 % Long Term Stability (Note 3) ΔVOUT (t) TA=125°C, 1000 hours 0.3 1 % RMS Output Noise (% of VOUT) (Note 3) VOUT (RMS) TA=25°C, 10Hz < f < 10kHz 0.003 % LX8384-33 / 8384A-33 / 8384B-33 (3.3V FIXED) VIN=5V, IOUT=0mA, TA=25°C 3.267 3.30 3.333 V 4.75V < VIN < 10V, 0mA < IOUT < 5A, P < PMAX 3.235 3.30 3.365 V VIN=5V, IOUT=0mA, TA=25°C 3.274 3.30 3.326 V Output Voltage LX8384/84A-33 (Note 4) LX8384B-33 VOUT 4.75V < VIN < 10V, 0mA < IOUT < 5A, P < PMAX 3.267 3.30 3.333 V 4.75V < VIN < 7V 1 6 mV Line Regulation (Note 2) ΔVOUT(VIN) 4.75V < VIN < 10V 2 10 mV Load Regulation (Note 2) ΔVOUT (IOUT) VIN=5V, 0mA < IOUT < IOUT(MAX) 5 15 mV Thermal Regulation ΔVOUT (Pwr) TA=25°C, 20ms pulse 0.01 0.02 % / W Ripple Rejection (Note 3) COUT=100µF (Tantalum), IOUT=5A 60 83 dB Quiescent Current IQ 0mA < IOUT < IOUT(MAX), 4.75V < VIN < 10V 4 10 mA ΔVOUT=1%, IOUT < IOUT(MAX) 1.2 1.5 V Dropout Voltage LX8384-33 LX8384A/84B-33 ΔV ΔVOUT=1%, IOUT < IOUT(MAX) 1 1.3 V Maximum Output Current IOUT(MAX) VIN < 7V 5 6 A Temperature Stability (Note 3) ΔVOUT (T) 0.25 % Long Term Stability (Note 3) ΔVOUT (t) TA=125°C, 1000 hours 0.3 1 % RMS Output Noise (% of VOUT) (Note 3) VOUT (RMS) TA=25°C, 10Hz < f < 10kHz 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 |
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