TDA8945S/N1,112 NXP Semiconductors, TDA8945S/N1,112 Datasheet - Page 12

• Manufacturer Part Number: TDA8945S/N1,112
• Description: IC AMP AUDIO PWR 15W MONO 9SIL
• Manufacturer: NXP Semiconductors
• Type: Class ABr

Specifications of TDA8945S/N1,112

• Output Type: 1-Channel (Mono)
• Package / Case: 9-SIL (Straight Leads)
• Max Output Power X Channels @ Load: 15W x 1 @ 8 Ohm
• Voltage - Supply: 6 V ~ 25 V
• Features: Depop, Mute, Short-Circuit and Thermal Protection, Standby
• Mounting Type: Through Hole
• Product: Class-AB
• Output Power: 15 W
• Available Set Gain: 32 dB
• Thd Plus Noise: 0.03 %
• Operating Supply Voltage: 18 V
• Maximum Power Dissipation: 14000 mW
• Maximum Operating Temperature: + 70 C
• Mounting Style: Through Hole
• Audio Load Resistance: 8 Ohms
• Input Signal Type: Differential
• Minimum Operating Temperature: - 40 C
• Output Signal Type: Differential
• Supply Type: Single
• Supply Voltage (max): 25 V
• Supply Voltage (min): 6 V
• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 1-Channel Mono
• Output Power (typ): 15x1@8OhmW
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.03@8Ohm@1W%
• Single Supply Voltage (typ): 18V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Power Dissipation: 14W
• Rail/rail I/o Type: No
• Single Supply Voltage (min): 6V
• Single Supply Voltage (max): 25V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -40C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 9
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 568-3509-5; 935262856112; TDA8945SU

13. Internal circuitry
Philips Semiconductors
9397 750 06866
Product specification
Table 9:
Pin
4 and 5
1 and 3
7
6
Internal circuitry
Symbol
IN+ and IN
OUT and OUT+
MODE
SVR
Rev. 02 — 7 April 2000
Equivalent circuit
5
7
V CC
V CC
40
HIGH
1/2 V CC
OFF
15 W mono BTL audio amplifier
1.5 k
45 k
V CC
6
MGU081
100
20 k
1/2 V CC
(SVR)
V CC
Standby
© Philips Electronics N.V. 2000. All rights reserved.
20 k
20 k
1.5 k
45 k
MUTE
HIGH
TDA8945S
V CC
MGU080
1 k
1, 3
V CC
MGU079
V CC
1 k
MGU078
4
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