LM3448 datasheet(6/43 Pages) TI1

部品番号	LM3448

部品情報	Phase Dimmable Offline LED Driver with Integrated FET

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メーカー	TI1 [Texas Instruments]

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6 / 43 page

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TEMPERATURE (°C)

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INPUT VOLTAGE (VRMS)

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LM3448

SNOSB51B – SEPTEMBER 2011 – REVISED NOVEMBER 2011

www.ti.com

TYPICAL PERFORMANCE CHARACTERISTICS

TJ = 25°C and VCC = 12V unless otherwise specified.

Efficiency vs. Input Line Voltage(1)

Power Factor vs. Input Line Voltage(1)

Figure 3.

Figure 4.

LED Current vs. Input Line Voltage(2)

fSW vs. Input Line Voltage

(2)

Figure 5.

Figure 6.

Min On-Time (tON) vs. Temperature

BLDR Resistor vs. Temperature

Figure 7.

Figure 8.

(1)

Data used for this plot taken from Design #3.

(2)

Data used for this plot taken from Design #2.

6

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