TDA8944AJ/N2,112 NXP Semiconductors, TDA8944AJ/N2,112 Datasheet - Page 8

• 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
11. Static characteristics
Table 7:
V
[1]
[2]
[3]
9397 750 09433
Product data
Symbol
V
I
I
V
V
I
V
I
q
stb
MODE
GC
CC
Fig 4. Quiescent current as function of supply
CC
O
V
MODE
GC
handbook, halfpage
OUT
= 12 V; T
With a load connected at the outputs the quiescent current will increase, the maximum of this increase being equal to the differential
output voltage offset
The DC output voltage with respect to ground is approximately 0.5V
V
(mA)
[3]
I q
OUT
50
40
30
20
10
voltage.
0
= V
0
Static characteristics
amb
OUT+
= 25 C; R
Parameter
supply voltage
quiescent supply current
standby supply current
DC output voltage
differential output voltage
offset
mode selection input voltage operating mode
mode selection input current 0 < V
gain control voltage (pin GC) pin GC not connected
current into pin GC
4
V
OUT
V
OUT
8
L
.
= 8 ; V
) divided by the load resistance (R
12
MODE
16
= 0 V; V
V CC (V)
MGW590
Conditions
operating
R
V
mute mode
standby mode
V
20
L
MODE
GC
Rev. 01 — 01 March 2002
i
=
= 0 V; measured in test circuit
= 0 V
MODE
= V
CC
< V
L
).
CC
Fig 5. Quiescent current as function of mode voltage.
CC
handbook, halfpage
2 x 7 W BTL audio amplifier with DC gain control
.
(mA)
V
I q
CC
50
40
30
20
10
0
= 12 V
0
[1]
[2]
Min
4.5
-
-
-
-
0
3.5
V
-
-
-
CC
4
Figure
0.5
8
© Koninklijke Philips Electronics N.V. 2002. All rights reserved.
15; unless otherwise specified.
Typ
12
40
-
6
-
-
-
-
-
2.75
600
12
TDA8944AJ
16
V MODE (V)
Max
18
50
10
-
170
1.0
V
V
20
-
-
CC
CC
MGW591
1.5
20
Unit
V
mA
V
mV
V
V
V
V
8 of 20
A
A
A