Datasheet

8 Atmel LED Drivers-MSL2160/MSL2161
Package Pin Descriptions
Table 3. Pin Assignments
PIN
PIN NAME
PIN DESCRIPTION
MSL2161 MSL2160
1 G4 G4
Gate output 4
Gate drive output for external MOSFET 4.
Connect G4 to the gate of the external MOSFET driving LED string 4.
If unused, leave G4 unconnected.
2 D4 D4
Drain sense input 4
Drain sense input for external MOSFET 4.
Connect D4 through a 10MΩ resistor to the drain of the external MOSFET driving LED string 4.
If unused, connect D4 to ground.
3 S5 S5
Source sense input 5
Source sense input for external MOSFET 5.
Connect S5 to the source of the external MOSFET and to the current sense resistor for LED string 5.
The full-scale LED current threshold is reached when 500mV is across the current sense resistor.
If unused, connect S5 to ground.
4 G5 G5
Gate output 5
Gate drive output for external MOSFET 5.
Connect G5 to the gate of the external MOSFET driving LED string 5.
If unused, leave G5 unconnected.
5 D5 D5
Drain sense input 5
Drain sense input for external MOSFET 5.
Connect D5 through a 10MΩ resistor to the drain of the external MOSFET driving LED string 5.
If unused, connect D5 to ground.
6 S6 S6
Source sense input 6
Source sense input for external MOSFET 6.
Connect S6 to the source of the external MOSFET and to the current sense resistor for LED string 6.
The full-scale LED current threshold is reached when 500mV is across the current sense resistor.
If unused, connect S6 to ground.
7 G6 G6
Gate output 6
Gate drive output for external MOSFET 6.
Connect G6 to the gate of the external MOSFET driving LED string 6.
If unused, leave G6 unconnected.
8 D6 D6
Drain sense input 6
Drain sense input for external MOSFET 6.
Connect D6 through a 10MΩ resistor to the drain of the external MOSFET driving LED string 6.
If unused, connect D6 to ground.
9 S7 S7
Source sense input 7
Source sense input for external MOSFET 7.
Connect S7 to the source of the external MOSFET and to the current sense resistor for LED string 7.
The full-scale LED current threshold is reached when 500mV is across the current sense resistor.
If unused, connect S7 to ground.
10 G7 G7
Gate output 7
Gate drive output for external MOSFET 7.
Connect G7 to the gate of the external MOSFET driving LED string 7.
If unused, leave G7 unconnected.