US168 / US169
Low Noise & Low voltage
Single-Coil Fan/Motor Driver
11.7 I
DD
vs. V
DD
1.5
11.8 V
OL
vs. T
A
0.5
FG/RD Output Saturation Voltage (Volts)
0.4
1
IDD (mA)
0.3
VDD=3V ; Iol=4mA
VDD=5V ; Iol=4mA
Ta = -40°C
0.5
Ta = 25°C
Ta = 85°C
Ta = 125°
C
0.2
0.1
0
0
1
2
3
VDD (Volts)
4
5
6
7
0
-40
-20
0
20
40
Ta (°C)
60
80
100
120
11.9 Power dissipation graph
0.6
Mutli Layer PCB
Pmax = 512mW
11.10 Recommended maximum
continuous output current vs. V
DD
400
350
Single Layer PCB, Ta=25°
C
T
A
= 25°
C
0.5
Allowable Power Dissipation (W)
0.4
Single Layer PCB
Pmax = 332mW
R
TH 1S2P
= 195°
C/W
Continuous Output Current (mA)
3V, 300mA
300
250
200
150
100
1.8V, 80mA
50
0.3
T
A max
= 85°
C
0.2
R
TH 1S
= 301°C/W
0.1
T
J max
= 125°C
0
-40
-20
0
20
40
60
Ta (°C)
80
100
120
140
0
0
1
2
3
VDD (Volts)
4
5
6
7
The thermal resistance and rated power dissipation are defined in
accordance with EIA/JESD51-3 standard for single layer 1S test
board and EIAJESD51-7 standard for multi layer 1S2P test board.
390109027901
Rev 001
Page 8 of 13
Data Sheet
July/06
MELEXIS [ Melexis Microelectronic Systems ]
