Datasheet

11Atmel LED Drivers-MSL2160/MSL2161
PIN
PIN NAME
PIN DESCRIPTION
MSL2161 MSL2160
35 D12 D12
Drain sense input 12
Drain sense input for external MOSFET 12.
Connect D12 through a 10MΩ resistor to the drain of the external MOSFET driving LED string 12.
If unused, connect D12 to ground.
36 S13 S13
Source sense input 13
Source sense input for external MOSFET 13.
Connect S13 to the source of the external MOSFET and to the current sense resistor for LED string 13.
The full-scale LED current threshold is reached when 500mV is across the current sense resistor.
If unused, connect S13 to ground.
37 G13 G13
Gate output 13
Gate drive output for external MOSFET 13.
Connect G13 to the gate of the external MOSFET driving LED string 13.
If unused, leave G13 unconnected.
38 D13 D13
Drain sense input 13
Drain sense input for external MOSFET 13.
Connect D13 through a 10MΩ resistor to the drain of the external MOSFET driving LED string 13.
If unused, connect D13 to ground.
39 S14 S14
Source sense input 14
Source sense input for external MOSFET 14.
Connect S14 to the source of the external MOSFET and to the current sense resistor for LED string 14.
The full-scale LED current threshold is reached when 500mV is across the current sense resistor.
If unused, connect S14 to ground.
40 G14 G14
Gate output 14
Gate drive output for external MOSFET 14.
Connect G14 to the gate of the external MOSFET driving LED string 14.
If unused, leave G14 unconnected.
41 D14 D14
Drain sense input 14
Drain sense input for external MOSFET 14.
Connect D14 through a 10MΩ resistor to the drain of the external MOSFET driving LED string 14.
If unused, connect D14 to ground.
42 S15 S15
Source sense input 15
Source sense input for external MOSFET 15.
Connect S15 to the source of the external MOSFET and to the current sense resistor for LED string 15.
The full-scale LED current threshold is reached when 500mV is across the current sense resistor.
If unused, connect S15 to ground.
43 G15 G15
Gate output 15
Gate drive output for external MOSFET 15.
Connect G15 to the gate of the external MOSFET driving LED string 15.
If unused, leave G15 unconnected.
44 D15 D15
Drain sense input 15
Drain sense input for external MOSFET 15.
Connect D15 through a 10MΩ resistor to the drain of the external MOSFET driving LED string 15.
If unused, connect D15 to ground.
45 VCC VCC
5V internal LDO regulator output
VCC powers the FBO outputs.
Bypass VCC to GND with a 4.7µF ceramic capacitor placed close to VCC.
Atmel LED Drivers-MSL2160/MSL2161
16-string, White and RGB LED Drivers with Adaptive Configuration,
EEPROM, and SPI/I
2
C/SMBus Serial Interface