AD1994 datasheet(13/24 Pages) AD

13 / 24 page

AD1994

Rev. 0 | Page 13 of 24

100

OUTPUT POWER PER CHANNEL (W)

0.1

2 x8Ω LOAD

2 x6Ω LOAD

2 x4Ω LOAD

100

OUTPUT POWER (W)

0.1

1 x4Ω LOAD

1 x3Ω LOAD

1 x2Ω LOAD

Figure 34. Power Efficiency vs. Output Power, Stereo Mode, PVDD = 12 V

Figure 37. Power Efficiency vs. Output Power, Mono Mode, PVDD = 12 V

4.0

OUTPUT POWER PER CHANNEL (W)

2 x8Ω LOAD

2 x6Ω LOAD

2 x4Ω LOAD

3.5

3.0

2.5

2.0

1.5

1.0

0.5

2468

OUTPUT POWER (W)

101520253035

1 x4Ω LOAD

1 x3Ω LOAD

1x2Ω LOAD

Figure 35. On-Chip Power Dissipation vs.

Output Power, Stereo Mode, PVDD = 12 V

Figure 38. On-Chip Power Dissipation vs.

Output Power, Mono Mode, PVDD = 12 V

250

100

MOSFET ON-RESISTANCE (mΩ)

200

150

100

120 140 160 180 200 220 240 260 280 300 320 340 360 380 400

P-TYPE 25°C

N-TYPE 25°C

P-TYPE 130°C

N-TYPE 130°C

–140

–130

–120

–110

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

20k

FREQUENCY (Hz)

100

200

500

10k

Figure 36. Power Supply Rejection Ratio (PSRR) vs. Frequency

Figure 39. Histogram Showing Manufacturing Variation of

of the Output MOSFETS at 25°C and 130°C

DS-ON

AD1994 Datasheet(PDF) 13 Page - Analog Devices

AD1994 Datasheet(HTML) 13 Page - Analog Devices

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

Datasheet Download

Link URL