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Figure 5. buck-boost led driver, Typical operating circuits (continued) – Rainbow Electronics MAX16841 User Manual

Page 16

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MAX16841

Controller IC for Dimmable Offline LED Lamps

Figure 5. Buck-Boost LED Driver

Typical Operating Circuits (continued)

L1

D3

AC1

D2

C1

Q1

Q2

R1

D4

L2

R8

R7

R6

R5

R4

R3

R2

Q3

LED-

LED+

C5

C4

C2

AC2

D1

TH

REFI

COMP

GND

CS

NDRV

IN

4

3

1

2

8

7

6

5

MAX16841

DIMOUT