©
Semiconductor Components Industries, LLC, 2017
July, 2017
−
Rev. 0
1
Publication Order Number:
EVBUM2505/D
NCL30073LED4GEVB
15 W High Power Factor
LED Driver
Evaluation Board
User'sManual
Overview
This manual covers the specification, theory of operation,
testing and construction of the NCL30073LED4GEVB
evaluation board. The NCL30073 board demonstrates a
15 W high PF buck boost LED driver for a typical downlight
application.
Key Features
The key features of this evaluation board include:
•
Low Parts Count
•
TRIAC Dimmer Compatible
•
High Power Factor
•
Integrated Fault Protection
♦
Over Temperature on board (a PCB mounted PTC)
♦
Output Over Current
♦
Output Over Voltage
Table 1. SPECIFICATIONS
Input voltage
207
−
253 V ac
Line Frequency
50 Hz
Power Factor (100% Load)
0.
9
Min
Output Voltage
72 V dc
Output Ripple
75%
Pk
−
Pk
Output Current
200 mA dc
±
5%
Efficiency
88.5%
Typ.
Start Up Time
< 250 msec
Typ.
Figure 1. Evaluation Board Photo
www.onsemi.com
EVAL BOARD USER’S MANUAL
Summary of Contents for NCL30073LED4GEVB
Page 5: ...NCL30073LED4GEVB www onsemi com 5 GERBER VIEWS Figure 5 Top Side PCB...
Page 7: ...NCL30073LED4GEVB www onsemi com 7 ECA PICTURES Figure 7 Top View...
Page 10: ...NCL30073LED4GEVB www onsemi com 10 Figure 11 Efficiency Figure 12 Regulation Over Line...
Page 12: ...NCL30073LED4GEVB www onsemi com 12 Figure 15 Figure 16 Thermal Image SMT Side Q1 R15 R29 R38...