MAX16818_09 Datasheet, PDF (9/25 Pages) Maxim Integrated Products – 1.5MHz, 30A High-Efficiency, LED Driver with Rapid LED Current Pulsing

1.5MHz, 30A High-Efficiency, LED Driver
with Rapid LED Current Pulsing
Typical Application Circuits
R3
R4
V_LED
C3
R5
ON/OFF
R6
V_CC
C10
C9 _R12
R11
C8
C7
R10
14
13
12
11
LIM V_IOUT RT/SYNC EN
15 OVI
10
9
PGOOD CLKOUT
8
SGND
N.C. 7
16 CLP
DH 6
17 EAOUT
18 EAN
19 DIFF
MAX16818
LX 5
R7
BST 4
DL 3
20 CSN
N.C. 2
21 CSP
SGND SENSE- SENSE+ SGND
IN
22
23
24
25
26
V_CC
27
V_CC
PGND 1
V_DD
28
V_IN
7V TO 28V
C2
L1
V_LED
D1
Q1
C1
LED
STRING
R2
R1
V_IN
R8
C6
C5
C4
Figure 1. Typical Application Circuit for a Boost LED Driver (Nonsynchronous)
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