STQ3N45K3-AP datasheet(6/26 Pages) TI1

Nome de Peças	STQ3N45K3-AP

Descrição Electrónicos	a Phase-Dimmable, Primary-Side Regulated LED Driver

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Fabricante Electrônico	TI1 [Texas Instruments]

Página de início	http://www.ti.com

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Test Setup

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5

Test Setup

5.1

Test Equipment

Voltage Source: 105 VRMS to 135 VRMS isolated AC source PCR500LA (KIKUSUI)

Multimeters: Agilent 34401A

Power Meter: PM1000 Digital Power Meter (Voltech)

Output Load: 9 LEDs in series (VF = 3.2 V at 350 mA per LED)

Oscilloscope: TDS3045C (TEKTRONIX)

Operating Temperature: 25°C

Recommended Wire Gauge: 18 AWG not more than two feet long

5.2

Recommended Test Setup

Figure 2. LM3447-A19-120VEVM Recommended Test Set Up

5.3

List of Test Points

Table 2. Test Points Functions

TEST POINTS

NAME

DESCRIPTION

TP1

Neutral

120 V

AC neutral connection

TP2

Line

120 V

AC line voltage

J8

LED+

LED anode connection

J9

LED-

LED cathode connection

6

LM3447-A19-120VEVM is a Phase-Dimmable, Primary-Side Regulated LED

SLUU937 – May 2012

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