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PDF UM10476 Data sheet ( Hoja de datos )
| Número de pieza | UM10476 | |
| Descripción | SSL21101T LED driver demo board | |
| Fabricantes | NXP Semiconductors | |
| Logotipo |  |
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UM10476
SSL21101T LED driver demo board
Rev. 1 — 17 August 2012
User manual
Document information
Info Content
Keywords
LED driver, SMPS SSL21101T, flyback, demo board,
SSL21101T 8 W, flyback LTHD230 reference design board
(12NC: 9352 953 92598; SSL21101DB01),
SSL21101T 8 W flyback LR120 reference design board
(12NC: 9352 966 54598; SSL21101DB02),
SSL21101T 8 W flyback LTHD120 reference design board
(12NC: 9352 966 53598; SSL21101DB03),
SSL21101T 8 W flyback LR230 reference design board
(12NC: 9352 966 52598; SSL21101DB04)
Abstract
SSL21101T demo board user manual. An LED driver for flyback lighting
applications.
1 page  
NXP Semiconductors
UM10476
SSL21101T LED driver demo board
4.1.2 Low Ripple at 230 V (LR230)
Table 2. LR at 230 V
Parameter
AC line input voltage
Value
190 V to 260 V (AC)
output voltage (LED voltage) 18 V to 39 V (DC)
output voltage protection > 39 V
output current (LED current) 235 mA
current ripple
15 %
typical output power
7W
efficiency
80 % to 82 %
Power Factor (PF) at
230 V (AC)
< 0.6
switching frequency
100 kHz
board dimensions
83 mm 40 mm 25 mm
real board dimensions
25 mm 43 mm 25 mm
operating temperature
0 C to 85 C
isolation voltage
1.5 kV
Comment
boards are optimized on
230 V (AC) ± 10 %
for pin = 8 W application
at Tamb = 25 C
at 7 W output power; IEC61000-3-2
exception clause compatible
LWH
LWH
between primary and secondary
circuit
4.1.3 Low Total Harmonic Distortion at 120 V (LTHD120)
Table 3. LTHD at 120 V
Parameter
AC line input voltage
Value
105 V to 140 V (AC)
output voltage (LED voltage) 18 V to 39 V (DC)
output voltage protection > 39 V
output current (LED current) 250 mA
current ripple
25 %
typical output power
7W
efficiency
84 % to 85.5 %
Power Factor (PF) at
230 V (AC)
0.96
switching frequency
20 kHz to 100 kHz
board dimensions
83 mm 40 mm 25 mm
real board dimensions
25 mm 43 mm 25 mm
operating temperature
0 C to 85 C
isolation voltage
1.5 kV
Comment
boards are optimized on
120 V (AC) ± 10 %
for pin = 8 W application
at mains frequency
at Tamb = 25 C
at 7 W output power
LWH
LWH
between primary and secondary
circuit
(transformer 750 312 870 Rev 00);
4 kV isolated transformer available
(transformer 750 312 870 Rev 01)
UM10476
User manual
All information provided in this document is subject to legal disclaimers.
Rev. 1 — 17 August 2012
© NXP B.V. 2012. All rights reserved.
5 of 31
5 Page 
NXP Semiconductors
UM10476
SSL21101T LED driver demo board
,R
$
DDD
$7+'
DDD
9PDLQ 9 506
Fig 8. Output current as a function of main voltage
(RMS)
9PDLQ 9 506
Fig 9. ATHD as a function of main voltage (Vmain)
Fig 10. EMI performance
UM10476
User manual
All information provided in this document is subject to legal disclaimers.
Rev. 1 — 17 August 2012
© NXP B.V. 2012. All rights reserved.
11 of 31
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