List of figures

Figure 1.

Application schematics .............................................................. 4

Figure 2.

Open loop gain and phase vs. frequency .................................................. 9

Figure 3.

Open loop gain and phase vs. frequency Vcc = 2 V ........................................... 9

Figure 4.

Open loop gain and phase vs. frequency Vcc = 5 V ........................................... 9

Figure 5.

Open loop gain and phase vs. frequency ZL = 8 Ω ........................................... 9

Figure 6.

Open loop gain and phase vs. frequency RL = 16 Ω ......................................... 10

Figure 7.

Open loop gain and phase vs. frequency RL = 16 Ω, Vcc = 2 V.................................. 10

Figure 8.

Open loop gain and phase vs. frequency ZL = 16 Ω, Vcc = 5 V .................................. 10

Figure 9.

Open loop gain and phase vs. frequency ZL = 16 Ω, Vcc = 2 V .................................. 10

Figure 10.

Open loop gain and phase vs. frequency RL = 32 Ω ......................................... 11

Figure 11.

Open loop gain and phase vs. frequency RL = 32 Ω, Vcc = 2 V.................................. 11

Figure 12.

Open loop gain and phase vs. frequency ZL = 32 Ω ......................................... 11

Figure 13.

Open loop gain and phase vs. frequency ZL = 32 Ω, Vcc = 2 V .................................. 11

Figure 14.

Current consumption vs. power supply voltage ............................................. 12

Figure 15.

Current consumption vs. standby voltage Vcc = 5 V ......................................... 12

Figure 16.

Current consumption vs. standby voltage Vcc = 3.3 V ........................................ 12

Figure 17.

Current consumption vs. standby voltage Vcc = 2 V ......................................... 12

Figure 18.

Current consumption vs. standby voltage Vcc = 5 V (TS421) ................................... 13

Figure 19.

Current consumption vs. standby voltage Vcc = 3.3 V (TS421) .................................. 13

Figure 20.

Current consumption vs. standby voltage Vcc = 2 V (TS421) ................................... 13

Figure 21.

Output power vs. power supply voltage RL = 8 Ω ........................................... 13

Figure 22.

Output power vs. power supply voltage RL = 16 Ω .......................................... 14

Figure 23.

Output power vs. power supply voltage RL = 32 Ω .......................................... 14

Figure 24.

Output power vs. power supply voltage RL = 64 Ω .......................................... 14

Figure 25.

Output power vs. load resistor Vcc = 5 V ................................................. 14

Figure 26.

Output power vs. load resistor Vcc = 3.3 V ................................................ 15

Figure 27.

Output power vs. load resistor Vcc = 2.5 V ................................................ 15

Figure 28.

Output power vs. load resistor Vcc = 2 V ................................................. 15

Figure 29.

Power dissipation vs. output power Vcc = 5 V .............................................. 15

Figure 30.

Power dissipation vs. output power Vcc = 3.3 V ............................................ 16

Figure 31.

Power dissipation vs. output power Vcc = 2.5 V ............................................ 16

Figure 32.

Power dissipation vs. output power Vcc = 2 V .............................................. 16

Figure 33.

Power derating curves .............................................................. 16

Figure 34.

Output voltage swing for one Amp. vs. power supply voltage ................................... 17

Figure 35.

THD + N vs. output power RL = 8 Ω .................................................... 17

Figure 36.

THD + N vs. output power RL = 16 Ω.................................................... 17

Figure 37.

THD + N vs. output power RL = 32 Ω.................................................... 17

Figure 38.

THD + N vs. output power RL = 8 Ω, Av = 2 ............................................... 17

Figure 39.

THD + N vs. output power RL = 16 Ω, Av = 2 .............................................. 18

Figure 40.

THD + N vs. output power RL = 32 Ω, Av = 2 .............................................. 18

Figure 41.

THD + N vs. output power RL = 8 Ω, Cb = 1 µF ............................................ 18

Figure 42.

THD + N vs. output power RL = 16 Ω, Cb = 1 µF............................................ 18

Figure 43.

THD + N vs. output power RL = 32 Ω, Cb = 1 µF............................................ 19

Figure 44.

THD + N vs. frequency RL = 8 Ω....................................................... 19

Figure 45.

THD + N vs. frequency RL = 16 Ω ...................................................... 19

Figure 46.

THD + N vs. frequency RL = 32 Ω ...................................................... 19

Figure 47.

Signal to noise ratio vs. power supply voltage with unweighted filter (20 Hz to 20 kHz) .................. 19

Figure 48.

Signal to noise ratio vs. power supply voltage with weighted filter Type A ........................... 19

Figure 49.

Noise floor Vcc = 5 V............................................................... 20

Figure 50.

Noise floor Vcc = 2 V............................................................... 20

Figure 51.

PSRR vs. input capacitor ............................................................ 20

Figure 52.

PSRR vs. power supply voltage ....................................................... 20

Figure 53.

PSRR vs. bypass capacitor Cb = Cin = 1 µF............................................... 20

TS419, TS421

List of figures

DS3048 - Rev 7

page 40/42