MA5332MS datasheet(13/60 Pages) INFINEON

13 / 60 page

Datasheet

13 of 59

V 2.0

9/24/2021

Integrated Class D Amplifier

MA5332MS

Table of contents

4.4

Audio characteristics (SE)

Table 3

Parameter

Test conditions

Typ

Unit

Po Power output per channel(10)

RL= 6Ω, 10%THD+N, Vbus = ± 40 V

160

RL= 4Ω, 10%THD+N, Vbus = ± 36.5 V

200

RL= 3Ω, 10%THD+N, Vbus = ± 31.5 V

190

RL= 2Ω, 10%THD+N, Vbus = ± 23 V

150

RL= 6Ω, 1%THD+N, Vbus = ± 40 V

120

RL= 4Ω, 1%THD+N, Vbus = ± 36.5 V

150

RL= 3Ω, 1%THD+N, Vbus = ± 31.5 V

140

RL= 2Ω, 1%THD+N, Vbus = ± 23V

110

Residual noise(AES-17, IHF-A,

typical)

EVAL_AUDAMP25 , Vbus = ± 36.5 V ,RL= 4Ω

250

Idling supply current

EVAL_AUDAMP25 , Vbus = ± 36.5 V ,RL= 4Ω

+55

-80

Efficiency(11)

EVAL_AUDAMP25, Vbus = ± 36.5 V,

Pout=200W, RL= 4Ω

Note:

8. Vp changes over temperature at a rate of 50mV/K compared to Tj=25°C.

9. Over-current protection threshold measured under Tj=25°C condition.

10. Tested with heatsink (digikey part number: V8818V)

11. Class D stage only

4.5

Audio characteristics (BTL)

Table 4

Parameter

Test conditions

Typ

Unit

Po Power output per channel(9)

RL= 8Ω, 10%THD+N, Vbus = ± 36.5 V

400

RL= 6Ω, 10%THD+N, Vbus = ± 31.5 V

380

RL= 4Ω, 10%THD+N, Vbus = ± 23 V

300

RL= 8Ω, 1%THD+N, Vbus = ± 36.5 V

300

RL= 6Ω, 1%THD+N, Vbus = ± 31.5 V

280

RL= 4Ω, 1%THD+N, Vbus = ± 23V

220

Residual noise(AES-17, IHF-A,

typical)

EVAL_AUDAMP25 , Vbus = ± 36.5 V ,RL= 4Ω

350

Idling supply current

EVAL_AUDAMP25 , Vbus = ± 36.5 V ,RL= 8Ω

+55

-80

Efficiency(10)

EVAL_AUDAMP25 , Vbus = ± 36.5 V ,RL= 8Ω

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