Philips Semiconductors
Product specification
Dual BTL power driver
APPLICATION INFORMATION
TDA7073A; TDA7073AT
(1)
handbook, full pagewidth
VP = 5 V
100 nF
220
µF
5
I + i
driver signal 1
Rs
500
Ω
1
I – i
2
16
Ι
(2)
RL
13
SERVO SYSTEM
TDA7073A
TDA7073AT
I – i
driver signal 2
R
Vref
s
500
Ω
7
I + i
6
12
ΙΙ
(2)
RL
9
3, 4, 8, 11, 15
10
14
n.c.
MCD383
ground
(1) This capacitor can be omitted if the 220
µF
electrolytic capacitor is connected close to pin 5.
(2) R
L
can be: focus, tracking, sled function or spindle motor.
Fig.3 Test and application diagram.
1999 Aug 30
7