Datasheet

L293, L293D
QUADRUPLE HALF-H DRIVERS
SLRS008C − SEPTEMBER 1986 − REVISED NOVEMBER 2004
12
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
3
1
0
2
01020
P
4
MAXIMUM POWER AND JUNCTION
vs
THERMAL RESISTANCE
30
TOT
− Power Dissipation − W
60
20
0
40
80
θ
JA
− Thermal Resistance − °C/W
40
Side − mm
Figure 9
θ
JA
P
TOT
(T
A
= 70°C)
50
5
3
1
0
2
−50 0 50
4
MAXIMUM POWER DISSIPATION
vs
AMBIENT TEMPERATURE
100
T
A
− Ambient Temperature − °C
With Infinite Heat Sink
Free Air
Heat Sink With θ
JA
= 25°C/W
Figure 10
150
P
TOT
− Power Dissipation − W