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UM10501

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User manual

Rev. 2 — 16 November 2011

16 of 18

NXP Semiconductors

UM10501

SSL21083 reference board user manual

15. Board photographs

a. Front view

b. Back view

Fig 15. Photographs of the board

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Содержание SSL21083

Страница 1: ...oard LED driver LED retrofit lamp low power Abstract This document describes the performance technical data and the connection of the SSL21083 reference board The SSL2108 series is an NXP Semiconducto...

Страница 2: ...information please visit http www nxp com For sales office addresses please send an email to salesaddresses nxp com NXP Semiconductors UM10501 SSL21083 reference board user manual Revision history Re...

Страница 3: ...ltages are in V AC 2 Safety warning This demo board is connected to a high AC voltage Avoid touching the reference board during operation An isolated housing is mandatory when used in uncontrolled non...

Страница 4: ...to the screw connector J6 Remark The maximum rated voltage of the board is 280 V limited by the value of electrolytic capacitor C1 or 400 V DC The anode of the LED load is connected to positive posit...

Страница 5: ...130 V DC output current 96 mA at VO 92 V DC 4 VO 60 V DC to 120 V DC Maximum power in to LED load PO load 12 5 W efficiency 94 96 mA power factor 0 6 at 10 W 70 V 96 mA output 0 5 at 3 W 70 V 96 mA ou...

Страница 6: ...egulation output current as a function of input voltage Fig 5 Line regulation efficiency as a function of input voltage 1 Efficiency 2 Power factor Fig 6 Load regulation efficiency and power factor as...

Страница 7: ...ding to EN55015 norm aaa 000500 NXP Semiconductors 1 PK MAXH 2 AV CLRWR SGL 6DB TDF dB V dB V 9 kHz 30 MHz MT 15 ms RBW 9 kHz PREAMP OFF Att 10 dB 15 Jun 11 15 30 100 kHz 1 MHz 10 MHz 0 10 20 30 40 50...

Страница 8: ...off inductor L2 is discharged and the current flowing through the inductor decreases When the current in the inductor reaches 0 mA the voltage on the DRAIN pin starts to oscillate because of the stra...

Страница 9: ...the power current to decrease The output current is regulated to the point where a balance between temperature and output current can be retained the so called thermal management If the temperature o...

Страница 10: ...dge dimmers These powers range between 2 W to 4 W Alternatively make a thermal link between the onboard NTC and R1 causing the board to turn off at overtemperature of R1 The second option is to increa...

Страница 11: ...dimmers but lowers the efficiency If a higher power factor is not required but leading edge dimmer resistance and high efficiency are important the active bypass option is available In this circuit t...

Страница 12: ...s voltage is switched on off and then on again within a 1 6 s time period The cause of this is a crossing of the ground trace between buffer capacitor C1 and source resistors R5 R6 This causes a spike...

Страница 13: ...EPCOS B32560J6104K C2 capacitor 2 2 F 105 C 400 V Panasonic ECA2GHG2R2 C3 capacitor 1 F 10 16 V 0603 AVX 0603YC105KAT2A C4 capacitor 1 nF 10 100 V 0603 AVX 06031C102KAT2A C5 capacitor 100 pF 5 630 V 1...

Страница 14: ...mment DC resistance at 20 C 2 to 4 2 13 10 dielectric rating 500 V AC 60 s tested by applying 625 V AC for 1 s between pins 2 to core inductance 3 3 H 10 1 kHz 100 mV AC 0 mA DC 2 to 4 Ls saturation c...

Страница 15: ...ers NXP B V 2011 All rights reserved User manual Rev 2 16 November 2011 15 of 18 NXP Semiconductors UM10501 SSL21083 reference board user manual 14 Board layout a Bottom layer b Top silk c Bottom silk...

Страница 16: ...to legal disclaimers NXP B V 2011 All rights reserved User manual Rev 2 16 November 2011 16 of 18 NXP Semiconductors UM10501 SSL21083 reference board user manual 15 Board photographs a Front view b Ba...

Страница 17: ...n and operating safeguards to minimize the risks associated with their applications and products NXP Semiconductors does not accept any liability related to any default damage costs or problem which i...

Страница 18: ...herein have been included in section Legal information 17 Contents 1 Introduction 3 2 Safety warning 3 3 Connecting to the board 4 4 Specification 5 5 Performance data 5 6 Changing the output current...