LM3450MTX datasheet(7/28 Pages) NSC

部件名	LM3450MTX

功能描述	LED Driver with Active Power Factor Correction and Phase Dimming Decoder

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制造商	NSC [National Semiconductor (TI)]

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7 / 28 page

Typical Performance Characteristics

T

A=+25°C and VCC = 14V unless otherwise specified

HOLD R

DSON vs. Junction Temperature

30127415

Leading Edge Blanking vs. Junction Temperature

30127404

Current Limit Threshold vs. Junction Temperature

V

AC = 3V; VCMP = VTHM + 1.5V

30127405

Multiplier Gain vs. Junction Temperature

V

AC = 3V; VCMP = VTHM + 1.5V

30127406

Transconductance

V

FB = 2.5V; ΔVFB = 50mV

30127407

BIAS Voltage vs. Junction Temperature

High @ V

CC < VCCFALL; Low @ VCC > VCCRISE

30127408

7

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