LM3686_15 datasheet(11/27 Pages) TI

No de pièce	LM3686

Description	Step-Down DC-DC Converter with Integrated Post Linear Regulators System and Low-Noise Linear Regulator

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Fabricant	TI [Texas Instruments]

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LM3686

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SNVS520E – AUGUST 2008 – REVISED MAY 2013

Typical Performance Characteristics (continued)

Unless otherwise specified, typical application (post regulation), VBATT = 3.6V, TA = 25°C, enable pins tied to VBATT, VOUT_DCDC

= 1.8V, VOUT_LILO = 1.2V, VOUT_LDO = 2.8V

Switching Frequency

Current Limit

vs.

Temperature

Temperature (Open Loop)

Figure 10.

Figure 11.

RDSON

vs.

Temperature

Startup (all three enables tied together)

Figure 12.

Figure 13.

VBATT Line Transient Response

Line Transient Response

Figure 14.

Figure 15.

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