lt3591 Linear Technology Corporation, lt3591 Datasheet - Page 13

• Manufacturer Part Number: lt3591
• Description: White Led Driver With Integrated Schottky In 3mm X 2mm Dfn
• Manufacturer: Linear Technology Corporation

TYPICAL APPLICATIONS
SHUTDOWN
PV
24V
DIMMING
CONTROL
V
3V
SHUTDOWN
IN
IN
PV
24V
DIMMING
C1: TAIYO YUDEN EMK107BJ105MA
C2: MURATA GRM31CR71H475KA12L
C3: MURATA GRM21BR71H105KA12L
L1: TAIYO YUDEN NR4018T220M
V
CONTROL
3V
IN
IN
AND
C1: TAIYO YUDEN EMK107BJ105MA
C2: MURATA GRM31CR71H475KA12L
C3: MURATA GRM21BR71H105KA12L
L1: TAIYO YUDEN NR4018T220M
AND
24V to Four White LEDs at 100mA
24V to Five White LEDs at 100mA
C3
1 F
C1
1 F
C3
1 F
C1
1 F
V
CTRL
IN
CAP
V
CTRL
IN
LT3591
CAP
R
GND
SENSE
2
R
LT3591
SENSE
GND
2
4.7 F
LED
C2
SW
4.7 F
LED
C2
SW
3591 TA05a
3591 TA06a
L1
22 H
L1
22 H
95
90
85
80
75
70
95
90
85
80
75
70
0
0
20
20
LED CURRENT (mA)
LED CURRENT (mA)
Effi ciency
Effi ciency
40
40
60
60
80
80
3591 TA05b
3591 TA06b
100
LT3591
100
13
3591f