Datasheet

9Atmel LED Driver-MSL2100
PARAMETER CONDITIONS AND NOTES MIN TYP MAX UNIT
DC ELECTRICAL CHARACTERISTICS
VIN operating supply voltage 10.8 12.0 13.2 V
VIN operating supply current All drivers on at 100% duty, I²C serial interface idle 25.0 32.5 mA
VIN shutdown supply current EN = 0, all digital inputs tied to VDD or GND 10 20 μA
VDD regulation voltage 2.3 2.5 2.6 V
Input high voltage
SDA, SCL, AD0, AD1
2.31 V
Input low voltage SDA, SCL, AD0, AD1 0.9 V
Input high voltage PHI, GSC, PWM 1.8 V
Input low voltage PHI, GSC, PWM 0.7 V
Input high voltage EN 0.9 1.36 V
Input low voltage EN 0.7 V
Input hysteresis EN 50 mV
Input quiescent current EN 1 20 μA
SDA, FLTB output low voltage Sinking 6mA 0.4 V
S0 thru S7 regulation resolution 1
% of
Full
Scale
Open circuit detect voltage 7.3 8.3 9.0 V
Short circuit detect voltage 6.5 7.8 9.0 V
D0 thru D7 leakage current
Voltage under 9V 0.1
μA
Voltage between 9V to 16V 15
G0 thru G7 maximum gate drive voltage 10 V
G0 thru G7 gate drive current -20 20 mA
Current sense regulation voltage
ISTRn = 0x3F 488 500 508 mV
ISTRn = 0x1F 235 250 255 mV
G0 thru G7 output current slew rate
Current rising (Note 7, Note 8) 10
mA/µs
Current falling (Note 7, Note 8) 10
Thermal cut-off temperature 135 °C
FBIn to FBOn current transfer error Up to FBOn maximum output current ±2 %
FBOn current step size 3 μA
FBOn feedback output current maximum V
FBO
�
= 0 to 1.8V 35 45 55 μA
Electrical Characteristics
(Circuit of Figure 3, VIN = 12V, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at VIN = 12V, T
A
= +25°C)
Atmel LED Driver-MSL2100
8-string, High-power, White or RGB LED Drivers for TVs,
Monitors, or Intelligent Solid-state Lighting