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Rev. 1 — 9 

Ap
ril

 2013

 

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7.  Schematic diagram 

 

SSL2109A

GND

SOURCE

NTC

DRAIN

VCC

HV

C1
100 nF 
450 V

L1
3.3mH

U1

C2
100 nF 
450V

1

2

3

4

5

6

7

8

DVDT

DRIVER

C5
100 nF
25 V

C4
100 nF
25 V

D6
BZX384-C18

R1
4.7 

Ω

R24
3.9 

Ω

R26
3.3 

Ω

C3
1000 µF
16 V

R8
4.7 k

Ω

C6
4.7 µF
50 V

R2
10 

Ω

R13
300 k

Ω

R12
470 k

Ω

D2
BAS21J

R25
2.2 k

Ω

C8
10 nF 
250V

R17
220 k

Ω

D3
ES1J

Q5
SPU02N60C3

R23
33 

Ω

R22
220 k

Ω

C9
2.2 nF 
4 kV

BD1
B6S-G

D1
V8P10-M3/86A

LED +

LED -

MainsL

MainsN

X5

MKDS
3/2-5.08

X6

Conn. F. R/A 6P

R19
10 k

Ω

T1
RM6

-

+

5

3

FL2

FL1

6

2

D11
TVS 400V

R
10 

Ω

1 W

230V

R5
680 k

Ω

R6
680 k

Ω

C11
680 nF
25 V

R10
33 k

Ω

D4
1N4148W-7-F

R9
75 k

Ω

R7
560 k

Ω

R11
33 k

Ω

C10
330 pF
50 V

Q7
BC857BW

C13
1000 µF
16 V

L

N

+

-

 

Fig 10. SSL2109ADB1107 schematic 

 

           

Summary of Contents for SSL2109ADB1107

Page 1: ...ntent Keywords SSL2109ADB1107 flyback converter high power factor GU10 Abstract This document describes the operation of a 230 V 7 W non dimmable LED driver demo board featuring SSL2109A and using an...

Page 2: ...GU10 high PF isolated LED driver UM10694 All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 2 of 21 Revision his...

Page 3: ...LED string load The PCB dimensions are compatible with GU10 form factors used in SSL applications The demo board provides a simple and effective solution having a power factor greater than 0 9 and ef...

Page 4: ...0 high PF isolated LED driver UM10694 All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 4 of 21 a Top view b Bot...

Page 5: ...manual Rev 1 9 April 2013 5 of 21 2 Safety The board is connected to mains voltage Avoid touching the demo board while it is connected to the mains voltage An isolated housing is obligatory when used...

Page 6: ...ins AC mains supply voltage 230 V 10 Pin input power 6 9 W at nominal Vmains 230 V Pout output power 5 9 W VLED output voltage LED voltage 8 V to 14 V with nominal VLED 10 8 V ILED output current LED...

Page 7: ...the HF current through the primary has a current with a rectified mains modulation resulting in a high PF The PF can be increased decreased by decreasing increasing R5 and R6 and a compromise can be...

Page 8: ...no LED string situation 4 4 2 Short circuit When the LED terminals are shorted the SSL2109A defaults to its maximum demagnetization time of 36 s This prevents that the inductor current ramps up to an...

Page 9: ...tion on small board X5 AC mains input AC mains in terminal block X6 LED load output LED connector 6 way female for NXP LED load Remarks Make all connections with the input mains supply switched off Us...

Page 10: ...h PF isolated LED driver UM10694 All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 10 of 21 230V L N 3 LEDs Fig...

Page 11: ...mation provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 11 of 21 6 Performance data SSL2109ADB1107 6 1 Efficiency Fig 5 Efficie...

Page 12: ...PF isolated LED driver UM10694 All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 12 of 21 6 3 Line regulation Fi...

Page 13: ...W GU10 high PF isolated LED driver UM10694 All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 13 of 21 6 5 Elect...

Page 14: ...6 7 8 DVDT DRIVER C5 100 nF 25 V C4 100 nF 25 V D6 BZX384 C18 R1 4 7 R24 3 9 R26 3 3 C3 1000 F 16 V R8 4 7 k C6 4 7 F 50 V R2 10 R13 300 k R12 470 k D2 BAS21J R25 2 2 k C8 10 nF 250V R17 220 k D3 ES1J...

Page 15: ...r UM10694 All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 15 of 21 8 PCB component assembly and layout 8 1 PCB...

Page 16: ...GU10 high PF isolated LED driver UM10694 All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 16 of 21 8 2 PCB layo...

Page 17: ...0 M3 86A Vishay D2 switching diode BAS21J 300 V 0 25 A SOD323F BAS21J NXP Semiconductors D3 fast diode ES1J 600 V 1 A DO 214AC SMA ES1J Fairchild D4 high speed diode 100 V 0 4 W SOD123 1N4148W 7 F Dio...

Page 18: ...L Yageo R23 resistor 33 0 1 W 5 0603 RC0603JR 0733RL Yageo R24 resistor 3 9 0 25 W 1 1206 RC1206FR 073R9L Yageo R25 resistor 2 2 k 0 1 W 5 0603 CRCW06032K20FKEA Vishay R26 resistor 3 3 0 25 W 1 1206 R...

Page 19: ...13 Inductor specification Table 5 Electrical specification All values are specified at 25 C unless otherwise specified All values without tolerance are typical values Reinforced insulation for a prima...

Page 20: ...k whether the NXP Semiconductors product is suitable and fit for the Application planned Customer has to do all necessary testing for the Application in order to avoid a default of the Application and...

Page 21: ...atures of the application 3 2 Safety 5 3 Specifications 6 4 Functional description 7 4 1 Input filtering 7 4 2 PF adjustment 7 4 3 RCD clamp 7 4 4 Supply voltage 7 4 4 1 Open circuit protection 7 4 4...

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