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LX8117-25 Datasheet(PDF) 9 Page - Microsemi Corporation |
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LX8117-25 Datasheet(HTML) 9 Page - Microsemi Corporation |
9 / 9 page 0.8, 1 & 1.2A L OW DROPOUT POSITIVE REGULATORS LX8117-xx/8117A-xx/8117B-xx PRODUCT DA T ABOOK 1996/1997 9 Copyright © 1999 Rev. 1.4 3/99 P RODUCTION D AT A S HEET TYPICAL APPLICA TIONS LX8117-xx OUT IN ADJ 150µF V IN R2 365 Ω 1% 10µF R1 121 Ω 1% C1 10µF* * C1 improves ripple rejection. X C should be ≈ R1 at ripple frequency. V OUT 5V (Note A) FIGURE 5 — 1.2V - 8V ADJUSTABLE REGULATOR FIGURE 4 — IMPROVING RIPPLE REJECTION LX8117-xx OUT IN ADJ V OUT** V IN R1 121 Ω R2 1k C1* 10µF * Needed if device is far from filter capacitors. ** V OUT = 1.25V 1 + C2 100µF R2 R1 (Note A) FIGURE 6 — FIXED 3.3V OUTPUT REGULATOR Note A: V IN (MIN) = (Intended VOUT) + (VDROPOUT (MAX)) 3.3V V IN 10µF Tantalum or 100µF Aluminum Min. 15µF Tantalum or 100µF Aluminum capacitor. May be increased without limit. ESR must be less than 50m Ω. LX8117-33 OUT IN GND PRODUCTION DATA - Information contained in this document is proprietary to Linfinity, and is current as of publication date. This document may not be modified in any way without the express written consent of Linfinity. Product processing does not necessarily include testing of all parameters. Linfinity reserves the right to change the configuration and performance of the product and to discontinue product at any time. |
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