BA5974FP / BTL
IC
w
w
CD h S BA5974FP a at .D w
BA5974FP CD 3ch ! CD/MD CD-ROM
t e e
4U
m o .c
4ch BTL
4ch LSI PWM 1 BTL
BA5974F...
Description
IC
w
w
CD h S BA5974FP a at .D w
BA5974FP CD 3ch ! CD/MD CD-ROM
t e e
4U
m o .c
4ch BTL
4ch LSI PWM 1 BTL
BA5974FP
! 1) 4ch BTL 2) HSOP28 3) 3ch PWM 4) 5) 6)
1 RC PreVCC=8V PowVCC=8V RL=8Ω
!
Ta=25°C
!
w
w
w
t a .D
S a
e h
U 4 t e
5.6V Typ.
.c
m o
w
w
w
.D
a
S a t
e e h
U 4 t
m o .c
BA5974FP
IC
!
28
27
26
25
24
23
22
21
20
19
18
17
16
15
10k Pre Vcc
100k F INTERFACE F LEVEL SHIFT Pow 50k Vcc Vref THERMAL SHUTDOWN 50k R R 190k MUTE 50k Pow 50k Vcc
INTERFACE F R
F
R INTERFACE
F
R F R Pow Vcc
1
2
3
4
5
6
7
8
9
10
11
12
13
14
BA5974FP
IC
!
BA5974FP
IC
!
7.3k ch1 3 2,5,24pin ch1 3 3,6,23pin
17k
17k
10k 9pin 20k
50k
11 18pin
50k
10k
20pin
50k 50k 1pin
26pin 17k 100k
ch1 3 4,7,22pin
25pin
10k 27pin
BA5974FP
IC
! Ta=25°C, VCC=8V, RL=8Ω
BA5974FP
IC
!
Vb Vb4
V
Ipre Pre Vcc 28 27
A
IM
Vsin Ib 26 25
F
R
INTF OUT
Vm Ipow RL Vo RL Vo
A
Pow Vcc 24 23 22 21 20 19 18
V
17
V
16
V
15
V
10k Pre Vcc
100k F 190k INTERFACE F R R MUTE
50k 50k
Pow Vcc
50k F Vref 50k
Pow Vcc
LEVEL SHIFT
THERMAL SHUTDOWN
INTERFACE F R
F R INTERFACE F R R Pow Vcc
1
2
3
4
5
6
7
8
9
10
11
12
13
14
V
Vo 1 F R INTF OUT F R INTF OUT RL
V
V
Vo RL
V
Vref Iref
V
Vref
F
R
INTF OUT
IC PR IN PF Vf
IC SW PR IN Vr PF ICON IL IP
A A
Ir Vref
VL
A
Vref
100 Vref Moni
Fig.1
BA5974FP
IC
!
RL IQ VBIAS VBIAS VMOFF VMON ch1 3 VIH VIL IIH IILF IILR VOO VOM ICONST tr tf tr-f LIN ON ch4 IB VOO4 VOM4 GVC OFF...
Similar Datasheet