LT3595_15 Datasheet, PDF (16/16 Pages) Linear Technology – 16 Channel Buck Mode LED Driver

LT3595
TYPICAL APPLICATIONS
V_IN
15V TO
45V
16-Channel LED Driver (Three LEDs per Channel), 20mA Current
10μF
0.47μF
0.47μF 0.47μF
0.47μF
0.47μF
0.47μF
0.47μF
0.47μF
5000:1 PWM Dimming at 100Hz
V_PWM
5V/DIV
V_CC
100k
LED
BRIGHTNESS
CONTROL
3V TO
5.5V
L1 SW1 L2 SW2
SW3 L3 SW4 L4
L5 SW5 L6 SW6
SW7 L7
OPENLED
PWM1
PWM2
PWM3
PWM4
PWM5
LT3595
PWM6
PWM7
PWM8
SHDN
V_CC
L16 SW16 L15 SW15 V_IN SW14 L14 SW13 L13
L12 SW12 L11 SW11 V_IN SW10 L10
SW8 L8
PWM9
PWM10
PWM11
PWM12
PWM13
PWM14
PWM15
PWM16
GND
R_SET
SW9 L9
10μF
I_SW
20mA/DIV
LED
BRIGHT-
NESS
CONTROL
I_LED
10mA/DIV
400ns/DIV
V_IN = 15V
T = 10ms
3 LEDS AT 20mA T_ON = 2μs
3595 TA03b
0.47μF
0.47μF 0.47μF
0.47μF
0.47μF
0.47μF
0.47μF
0.47μF
3595 TA03
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PART NUMBER DESCRIPTION
COMMENTS
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True Color PWM and ThinSOT are trademarks of Linear Technology Corporation.
3595f
16 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] ^● FAX: [phone] ^● www.linear.com
LT 0807 • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2007