Datasheet

3
Atmel MSL3080 Datasheet
8 String 60mA LED Driver with Integrated Boost Controller
1.0 Packages and Pin Connections
1.1 24 pin 4 x 4 x 0.75mm VQFN Package
Page 22 of 22
© Atmel Inc., 2011. All rights reserved.
PHASE SHIFTED LED DIMMING SIGNALS
By default, string PWM dimming is staggered in time to reduce the transient current demand on the boost regulator. The
MSL3040/41 automatically determine the stagger times based on the number of enabled strings and the PWM dimming
frequency.
Package Information
Page 22 of 22
© Atmel Inc., 2011. All rights reserved.
PHASE SHIFTED LED DIMMING SIGNALS
By default, string PWM dimming is staggered in time to reduce the transient current demand on the boost regulator. The
MSL3040/41 automatically determine the stagger times based on the number of enabled strings and the PWM dimming
frequency.
Package Information
Page 22 of 22
© Atmel Inc., 2011. All rights reserved.
PHASE SHIFTED LED DIMMING SIGNALS
By default, string PWM dimming is staggered in time to reduce the transient current demand on the boost regulator. The
MSL3040/41 automatically determine the stagger times based on the number of enabled strings and the PWM dimming
frequency.
Package Information
Page 22 of 22
© Atmel Inc., 2011. All rights reserved.
PHASE SHIFTED LED DIMMING SIGNALS
By default, string PWM dimming is staggered in time to reduce the transient current demand on the boost regulator. The
MSL3040/41 automatically determine the stagger times based on the number of enabled strings and the PWM dimming
frequency.
Package Information
MSL3050/MSL3060/MSL3080 Datasheet
Preliminary
MSL3050/60/80 preliminary datasheet revision 0.1 Page 2 of 24
© Atmel Inc., 2011. All rights reserved.
Package Pin Description
GND COMP CS EN FLTB PVIN
24 23 22 21 20 19
●
FB 1 18 GATE
MSL3050
(TOP VIEW)
VIN 2 17 PGND
SDA 3 16 ILED
SCL 4 15 CGND
SCTH 5 14 PWM
STR0 6 13 CGND
7 8 9 10 11 12
STR1 STR2 STR3 STR4
CGND
CGND
GND COMP CS EN FLTB PVIN
24 23 22 21 20 19
●
FB 1 18 GATE
MSL3060
(TOP VIEW)
VIN 2 17 PGND
SDA 3 16 ILED
SCL 4 15 CGND
SCTH 5 14 PWM
STR0 6 13 CGND
7 8 9 10 11 12
STR1 STR2 STR3 STR4 STR5
CGND
GND COMP CS EN FLTB PVIN
24 23 22 21 20 19
●
FB 1 18 GATE
MSL3080
(TOP VIEW)
VIN 2 17 PGND
SDA 3 16 ILED
SCL 4 15 CGND
SCTH 5 14 PWM
STR0 6 13 STR7
7 8 9 10 11 12
STR1 STR2 STR3 STR4 STR5 STR6