Rainbow Electronics BA3933 - Manual (Page 6)

165
Regulator ICs BA3933
Calculation of P
MAX
S
Power consumed by AUDIO 7.5V
P
1
= (V
CC
* 7.5V) I
1
S
Power consumed by MOTOR 9V
P
2
= (V
CC
*
9V) I
2
S
Power consumed by CD 7.5V
P
3
= (V
CC
* 7.5V) I
3
S
Power consumed by CD 5.0V
P
4
= (V
CC
*
5V) I
4
S Power consumed by RADIO 5.0V
P
5
= (V
CC
*
5V) I
5
S
Power consumed by COM 5.0V
P
6
= (V
CC
*
5V) I
6
S Power consumed internally by each circuit
P
7
= V
CC
circuit current
I
1
= maximum output for AUDIO 7.5V
I
2
= maximum output for MOTOR 9V
I
3
= maximum output for CD 7.5V
I
4
= maximum output for CD 5V
I
5
= maximum output for RADIO 5V
I
6
= maximum output for COM 5V