The TDA8944J is a dual-channel audio power amplifier with an output power of 2 × 7 W at an 8 Ω load and a 12 V supply. The circuit contains two Bridge Tied Load (BTL) amplifiers with an all-NPN output stage and standby/mute logic. The TDA8944J comes in a 17-pin DIL-bent-SIL (DBS) power package. The TDA8944J is printed-circuit board (PCB) compatible with all ot.
s s s s s s s s s Few external components Fixed gain Standby and mute mode No on/off switching plops Low standby current High supply voltage ripple rejection Outputs short-circuit protected to ground, supply and across the load Thermally protected Printed-circuit board compatible. c c 3. Applications s Mains fed applications (e.g. TV sound) s PC audio s Portable audio. 4. Quick reference data Table 1: VCC Iq Istb Quick reference data Conditions VCC = 12 V; RL = ∞ Min 6 Typ 12 24 Max 18 36 10 Unit V mA µA supply voltage quiescent supply current standby supply current Symbol Parameter Philip.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | TDA8944AJ |
Philips |
2 x 7 W BTL audio amplifier | |
2 | TDA8941P |
NXP |
1.5 W mono Bridge Tied Load BTL audio amplifier | |
3 | TDA8942P |
NXP |
2 x 1.5 W stereo Bridge Tied Load BTL audio amplifier | |
4 | TDA8943SF |
NXP |
6 W mono Bridge Tied Load BTL audio amplifier | |
5 | TDA8945S |
NXP |
15 W mono Bridge Tied Load BTL audio amplifier | |
6 | TDA8946AJ |
Philips |
2 x 15 W BTL audio amplifier | |
7 | TDA8946J |
NXP |
2 x 15 W stereo Bridge Tied Load BTL audio amplifier | |
8 | TDA8947J |
NXP |
4-channel audio amplifier | |
9 | TDA8948 |
ETC |
7W audio amplifier | |
10 | TDA8948J |
NXP Semiconductors |
4-channel audio amplifier | |
11 | TDA8920 |
NXP |
2 x 50 W class-D power amplifier | |
12 | TDA8920B |
NXP |
2 X 100 W class-D power amplifier |