TDA8542TSDK-T NXP Semiconductors, TDA8542TSDK-T Datasheet - Page 13

• Manufacturer Part Number: TDA8542TSDK-T
• Description: Audio Amplifiers 2X1.5W BTL PWR AMP
• Manufacturer: NXP Semiconductors

Specifications of TDA8542TSDK-T

• Product: Class-AB
• Output Power: 1.2 W
• Available Set Gain: 30 dB
• Thd Plus Noise: 0.15 %
• Operating Supply Voltage: 5 V
• Supply Current: 15 mA
• Maximum Power Dissipation: 1120 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Audio Load Resistance: 16 Ohms
• Input Bias Current (max): 500 nA
• Input Signal Type: Differential or Single
• Minimum Operating Temperature: - 40 C
• Output Signal Type: Differential, Single
• Supply Type: Single
• Supply Voltage (max): 18 V
• Supply Voltage (min): 2.2 V
• Output Type: 2-Channel Stereo
• Package / Case: SSOP-20
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: TDA8542TS/N1,118

NXP Semiconductors
1998 Mar 25
handbook, halfpage
handbook, halfpage
2 × 0.7 W BTL audio amplifier
V
(1) V
(2) V
(3) V
(4) V
(5) V
Fig.17 Channel separation as a function of
THD = 10%.
(1) R
(2) R
(3) R
o
= 1 V, G
(dB)
(W)
100
P o
1.6
1.2
0.8
0.4
20
cs
40
60
80
CC
CC
CC
CC
CC
2
0
L
L
L
10
= 4 Ω.
= 8 Ω.
= 16 Ω.
0
= 5 V, R
= 7.5 V, R
= 9 V, R
= 12 V, R
= 5 V, R
frequency.
v
= 20 dB.
Fig.19 P
L
L
L
L
= 32 Ω, to buffer.
= 8 Ω.
= 32 Ω.
L
10
= 16 Ω.
= 4 Ω.
4
2
o
as a function of V
(1)
10
8
3
(1)
(2)
(3)
(4)
(5)
(2)
10
12
(3)
4
V CC (V)
CC
f (Hz)
MGD901
MBK451
.
10
16
5
13
handbook, halfpage
handbook, halfpage
R
(1) G
(2) G
(3) G
THD = 10%.
(1) R
(2) R
(3) R
Fig.20 Worst case power dissipation as a function
SVRR
S
(dB)
= 0 Ω, V
(W)
20
40
60
80
P
3
2
1
0
L
L
L
v
v
v
Fig.18 SVRR as a function of frequency.
10
= 24 dB.
= 20 dB.
= 0 dB.
= 4 Ω.
= 8 Ω.
= 16 Ω.
0
of V
ripple
CC
= 100 mV.
.
10
4
2
10
8
(1)
3
(1)
(2)
(3)
(2)
TDA8542TS
Product specification
10
12
4
(3)
V CC (V)
f (Hz)
MGD902
MBK452
10
16
5