Texas Instruments LM3447 Evaluation Board LM3447-PAR-230VEVM LM3447-PAR-230VEVM Fiche De Données
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Codes de produits
LM3447-PAR-230VEVM
AMP Meter 1
Dimmer
Max
Min
AC Source
LED Load
AMP Meter 2
Volt Meter 1
Test Setup
5
Test Setup
5.1
Test Equipment
Voltage Source: 180 V
RMS
to 270 V
RMS
isolated AC source Agilent 6812B
Multimeters: Agilent 34410A
Power Meter: WT210 Digital Power Meter (Voltech)
Output Load: 10 LEDs in series (VF = 3.2 V at 350 mA per LED)
Oscilloscope: DPO4054 (TEKTRONIX)
Operating Temperature: 25°C
Recommended Wire Gauge: 18 AWG not more than two feet long
5.2
Recommended Test Setup
Figure 2. LM3447-PAR-230VEVM Recommended Test Set Up
5.3
List of Test Points
Table 2. Test Points Functions
TEST POINTS
NAME
DESCRIPTION
J3-1
Line
230 V
AC
neutral connection
J3-2
Neutral
230 V
AC
line voltage
LED+
LED anode connection
LED-
LED cathode connection
6
LM3447-PAR-230VEVM is a Phase-Dimmable, Primary-Side Regulated LED
SLUUA02 – AUGUST 2012
Driver
Copyright © 2012, Texas Instruments Incorporated