Electrical schematic

EVALHVLED805

6/9

Doc ID 18457 Rev 1

Note:

If not otherwise specified, all resistors are 5%, ¼ W

Table 1.

Bill of material

Reference

Part

Description

Note

R1

22

Ω

1 W - Axial flame proof

R2

120 k

Ω

R3

33 k

Ω

R4

5.6 k

Ω

R5

10

Ω

R6

10 k

Ω

R7

3.3 k

Ω

1% tolerance

R8

10

Ω

1% tolerance

R9

100 k

Ω

C1, C2

2.2 µF

400 V electrolytic

C3

1 nF

500 V - XR7

C4

2.2 uF

35 V electrolytic

C5

1 nF

25 V

C6

470 nF

25 V

C7

4.7 nF

25 V

C8, C9

B41889A3108M

100 µF

16V electrolytic Rubycon ZLH

C10

Y1- Capacitor

2.2 nF

230V

D1

STTH1L06A

Ultra-fast high voltage diode

STMicroelectronics

D2

LL4148

Small signal diode

D3

STPS1H100A

Power schottky diode

STMicroelectronics

L1

B78108S1474J

470µH

axial inductor Epcos

BR

MB6S RC

Input bridge rectifier

TF

1921.0013 Rev.2

Flyback transformer

Magnetica

IC

HVLED805

Primary switching regulator

STMicroelectronics