MAX1984/MAX1985/MAX1986
Ultra-High-Efficiency White
LED Drivers
16 ______________________________________________________________________________________
MAX1985
D15
LD1
D26
LD2
1
OUT
D37
LD3
D49
LD4
D510
LD5
D611
LD6
4
N.C.
128
20
19
17
15
16
13
14
N.C.
SETI
REF
GND LX IN
BITA
BITB
BITC
MODE
SEL
LDG
C4
2 x 2.2µF
LED SELECT
BRIGHTNESS
CONTROL
V
IN
C3
0.22µF
C1
2 x 2.2µF
L1
15µH
V
IN
2.7V TO 5.5V
C2
0.1µF
1823
Figure 6. Standard Application Circuit of the MAX1985
MAX1986
D14
LD1
D25
LD2
1
OUT
D37
LD3
D48
LD4
6
LDG
1615
13
11
12
9
10
SEL
SETI
REF
GND LX IN
BITA
BITB
BITC
MODE
C4
2 x 2.2µF
BRIGHTNESS
CONTROL
V
IN
C3
0.22µF
C1
2 x 2.2µF
L1
22µH
V
IN
2.7V TO 5.5V
C2
0.1µF
1423
LED SELECT
Figure 7. Standard Application Circuit of the MAX1986
MAX1984/MAX1985/MAX1986
Ultra-High-Efficiency White
LED Drivers
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are
implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 17
© 2003 Maxim Integrated Products Printed USA is a registered trademark of Maxim Integrated Products.
Package Information
(The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information,
go to www.maxim-ic.com/packages
.)
24L QFN THIN.EPS
21-0139 A
PACKAGE OUTLINE
12,16,20,24L QFN THIN, 4x4x0.8 mm
A21-0139
PACKAGE OUTLINE
12,16,20,24L QFN THIN, 4x4x0.8 mm

MAX1986ETE+

Mfr. #:
Manufacturer:
Maxim Integrated
Description:
LED Lighting Drivers High-Efficiency White LED Drive
Lifecycle:
New from this manufacturer.
Delivery:
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