TDA8541 NXP Semiconductors, TDA8541 Datasheet - Page 11

• Manufacturer Part Number: TDA8541
• Description: The TDA8541(T) is a one channel audio power amplifierfor an output power of 1 W with an 8 Ω load at a 5 Vsupply
• Manufacturer: NXP Semiconductors

Specifications of TDA8541

• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 1-Channel Mono
• Output Power (typ): 1.2x1@8OhmW
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.15@8Ohm@0.5W%
• Single Supply Voltage (typ): 5V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Power Dissipation: 1.2W
• Rail/rail I/o Type: No
• Single Supply Voltage (min): 2.2V
• Single Supply Voltage (max): 18V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Through Hole
• Pin Count: 8
• Package Type: PDIP
• Lead Free Status / Rohs Status: Compliant

NXP Semiconductors
1998 Apr 01
handbook, halfpage
handbook, halfpage
1 W BTL audio amplifier
V
(1) G
(2) G
(3) G
(1) R
(2) R
(3) R
Fig.18 Worst case power dissipation as a function
SVRR
CC
(dB)
(W)
−20
−40
−60
−80
1.6
P
1.2
0.8
0.4
= 7.5 V, R
v
v
v
0
L
L
L
Fig.16 SVRR as a function of frequency.
10
= 24 dB.
= 20 dB.
= 0 dB.
= 4 Ω.
= 8 Ω.
= 16 Ω.
0
of V
L
CC
= 4 Ω, R
.
10
4
2
s
= 0 Ω, V
(1)
10
8
i
(1)
(2)
(3)
3
= 100mV.
(2)
(3)
10
12
4
V CC (V)
f (Hz)
MGD888
MGD886
10
16
5
11
handbook, halfpage
handbook, halfpage
(1) THD = 10%, R
(2) THD = 10%, R
(3) THD = 10%, R
(1) V
(2) V
(3) V
(W)
Fig.19 Power dissipation as a function of P
P o
1.6
1.2
0.8
0.4
(W)
P
1.2
0.8
0.4
CC
CC
CC
2
0
0
0
= 7.5 V, R
= 12 V, R
= 9 V, R
0
Fig.17 P
L
L
= 8 Ω.
L
L
L
L
= 16 Ω.
= 4 Ω.
= 8 Ω.
= 16 Ω.
= 4 Ω.
4
0.4
o
as a function of V
(1)
8
0.8
(2)
(1)
(2)
(3)
Product specification
12
1.2
V CC (V)
TDA8541
CC
P o (W)
MGD887
.
(3)
MGD889
16
1.6
o
.