LM3555TLE datasheet(13/33 Pages) TI

部件名	LM3555TLE

功能描述	LM3555 Synchronous Boost Converter with 500 mA High Side LED Driver and Dual-Mode Control Interface

PDF	33 Pages

Scroll/Zoom	100%

制造商	TI [Texas Instruments]

网页	http://www.ti.com

标志

13 / 33 page

VTORCH

(1V/DIV)

ILED

(20 mA/DIV)

Time

(10 ms/DIV)

VSTROBE

(1V/DIV)

ILED

(100 mA/DIV)

Time

(100 ms/DIV)

IIN

(500 mA/DIV)

VOUT

(2V/DIV)

VLED

(2V/DIV)

Time

(80 Ps/DIV)

VIN

(2V/DIV)

VOUT

(5V/DIV)

VLED

(5V/DIV)

ILED

(50 mA/DIV)

Time

(400 ms/DIV)

IIN

(500 mA/DIV)

VOUT

(2V/DIV)

VLED

(5V/DIV)

ILED

(50 mA/DIV)

Time

(1 ms/DIV)

IIN

(500 mA/DIV)

VOUT

(2V/DIV)

VLED

(5V/DIV)

ILED

(50 mA/DIV)

Time

(1 ms/DIV)

IIN

(500 mA/DIV)

VOUT

(5V/DIV)

VLED

(5V/DIV)

ILED

(20 mA/DIV)

Time

(80 Ps/DIV)

IIN

(500 mA/DIV)

VOUT

(2V/DIV)

VLED

(2V/DIV)

Time

(400 Ps/DIV)

LM3555

www.ti.com

SNVS594E – JANUARY 2009 – REVISED NOVEMBER 2011

Typical Characteristics (continued)

Unless otherwise specified: TA = 25°C; VIN = 3.6V; CIN1= 10 µF, CIN2= 0.1 µF, COUT = 11 µF; L = 2.2 µH.

Diode Detect - 2 LEDs

Torch

Over-Voltage Protection Fault (OVP)

VOUT Short to GND Fault

VLED Short to GND Fault

Broken Inductor Fault

Under-Voltage Lockout (UVLO)

Torch Deglitching Time

Edge Sensitive Strobe

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LM3555TLE 数据表(PDF) 13 Page - Texas Instruments

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