TDA8944AJ/N2,112 NXP Semiconductors, TDA8944AJ/N2,112 Datasheet - Page 10

• Manufacturer Part Number: TDA8944AJ/N2,112
• Description: IC AMP AUDIO PWR 7W STER 17SIL
• Manufacturer: NXP Semiconductors
• Type: Class ABr

Specifications of TDA8944AJ/N2,112

• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 7W x 2 @ 8 Ohm
• Voltage - Supply: 4.5 V ~ 18 V
• Features: Depop, Mute, Short-Circuit and Thermal Protection, Standby, Volume Control
• Mounting Type: Through Hole
• Package / Case: 17-SIL (Bent and Staggered Leads)
• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 2-Channel Stereo
• Output Power (typ): 7x2@8OhmW
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.07@8Ohm@1W%
• Single Supply Voltage (typ): 12V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Power Dissipation: 18W
• Rail/rail I/o Type: No
• Single Supply Voltage (min): 4.5V
• 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: 17
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 568-3461-5; 935270284112; TDA8944AJU

Philips Semiconductors
9397 750 09433
Product data
Fig 8. Total harmonic distortion as function of output
Fig 10. Output power as function of supply voltage.
handbook, halfpage
handbook, halfpage
V
R
(1) THD = 10%
(2) THD = 1%
THD
(%)
(W)
P o
CC
L
10
10
10
= 8
16
12
10
power.
= 12 V
8
4
0
1
2
1
2
10
0
2
4
10
1
8
1
12
10
16
P o (W)
V CC (V)
MGW596
MGW594
(1)
(2)
10
20
Rev. 01 — 01 March 2002
2
Fig 9. Total harmonic distortion as function of
Fig 11. Total power dissipation (worst-case) as
handbook, halfpage
handbook, halfpage
2 x 7 W BTL audio amplifier with DC gain control
V
(1) P
(2) P
R
THD
(%)
P tot
(W)
CC
L
10
10
= 8
20
16
12
10
frequency.
function of supply voltage.
= 12 V; no bandpass filter applied
8
4
0
1
1
2
o
o
10
0
= 0.1 W
= 1 W
4
10
2
8
© Koninklijke Philips Electronics N.V. 2002. All rights reserved.
10
3
12
TDA8944AJ
10
4
16
V CC (V)
f (Hz)
(1)
(2)
MGW595
MGW597
10
20
5
10 of 20