la6543 Sanyo Semiconductor Corporation, la6543 Datasheet - Page 2

• Manufacturer Part Number: la6543
• Description: 4-channel Bridge Btl Driver For Cd-rom
• Manufacturer: Sanyo Semiconductor Corporation

x x x x x x x x x x x x x x x x x x x x x x
Note 1: Guaranteed design value
Note 2: MUTE turns amplifier output ON at High and OFF at Low. (At Low, output impedance becomes high.) MUTE1 and MUTE2
Electrical Characteristics at V
Output offset voltage
Input voltage range
Output voltage (source)
Closed circuit voltage gain1
Closed circuit voltage gain2
Slew rate
Mute ON voltage
Mute ON current
V
V
V
S
CC
S
1 no-load current drain
2 no-load current drain
no-load current drain
operate independently on the respective channels.
Parameter
(sink)
1.0
0.8
0.6
0.4
0.2
–20
0
V
V
IC Only
V
OFF
O
V
Symbol
I
I
I
I
I
I
I
MUTE
CC
S
S
S
O
VG1
VG2
MUTE
CC
S
V
source
SR
1-1
1-2
2-1
CC
2-2
IN
sink
1 to4
1
2
= 12V, V
0
Plus and minus outputs at high level
I
I
All outputs ON (MUTE1, MUTE2: High)
All outputs OFF (MUTE1, MUTE2: Low)
CH1 ON (MUTE1, MUTE2: High)
CH1 OFF (MUTE1, MUTE2: Low)
CH2 to CH4 ON (MUTE1, MUTE2: High)
CH2 to CH4 OFF (MUTE1, MUTE2: Low)
Potential difference between plus and minus outputs
for CH1 to CH4
Input voltage range for
Plus and minus outputs at low level
Voltage gain between CH1 to CH3 BTL amplifiers
Voltage gain between CH4 BTL amplifiers
(Note 1)
MUTE1, MUTE2 voltage when output is ON (Note 2)
MUTE1, MUTE2 voltage when output is ON (Note 2)
O
O
Ambient temperature, Ta – ˚C
= 700 mA
= 700 mA
S
20
1 = 5V, V
Pd max – Ta
0.77
LA6543
Conditions
40
V
S
IN
2 = 12V, Ta = 25˚C
1 to V
IN
4
60
0.46
80
min
100
0.5
4.4
–50
5
Ratings
typ
4.7
0.3
0.5
1.5
10
20
14
5
5
7
6
max
0.6
20
10
40
10
50
10
No. 5973-2/7
4
4
5
2
V/ s
Unit
mA
mA
mA
mA
mA
mA
mV
dB
dB
V
V
V
V
A