Middle Power Class-D Speaker Amplifiers
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Middle Power Class-D Speaker Amplifiers

Middle Power Class-D Speaker Amplifiers

ROHM medium power Class D speaker amps feature high efficiency operation with low heat generation, eliminating the need for an external heat sink. High fidelity operation and a broad sound stage are offered with few external parts are required . Available in a compact, space-saving package optimized for thin TVs, docking speakers for portable audio, gaming and gaming devices.Select the ideal IC based on set needs, including analog/digital output and Single End (SE)/BTL output. Models with integrated DSP (Digital Sound Processor) for audio quality/volume adjustment are also offered.

Class-D Speaker Amplifier for Digital Input with Built-in DSP

Part No.

Supply Voltage
(V)

Quiescent Current
(mA)

Max. momentary
output power
(W)

Distortion
(%)

Output noise Voltage
(μVrms)

Package

RoHS

BM5446EFV

10to26

60

20

0.07

140

HTSSOP-B54

Yes

Class-D Speaker Amplifer for Digital Input

Part No.

Supply Voltage
(V)

Quiescent Current
(mA)

Max. momentary
output power
(W)

Distortion
(%)

Output noise Voltage
(μVrms)

Package

RoHS

BD5446EFV

10 to 26

45

20

0.07

140

HTSSOP-B54

Yes

NEW
BD5451EFV

10 to 18

50

15

0.07

100

HTSSOP-B28

Yes

High Performance Class-D Speaker

Part No.

Supply Voltage
(V)

Number of Channel
(ch)

Output Power
(W)

Package

RoHS

BD5424EFS

10 to 18

2

10 (Vcc=12V, RL=8Ω)

20 (Vcc=17V, RL=8Ω)

HTSSOP-A44

Yes

BD5423AEFS

10 to 16.5

2

10 (Vcc=12V, RL=8Ω)

17 (Vcc=12V, RL=4Ω)

HTSSOP-A44

Yes

BD5423MUV

10 to 16.5

2

10 (Vcc=12V, RL=8Ω)

17 (Vcc=12V, RL=4Ω)

VQFN048V7070

Yes

BD5426EFS

10 to 16.5

2

9 (Vcc=12V, RL=8Ω)

10 (Vcc=13V, RL=8Ω)

HTSSOP-A44

Yes

BD5426MUV

10 to 16.5

2

9 (Vcc=12V, RL=8Ω)

10 (Vcc=13V, RL=8Ω)

VQFN048V7070

Yes

BD5413EFV

6 to 10.5

2

4 (Vcc=9V, RL=8Ω)

5 (Vcc=9V, RL=6Ω)

HTSSOP-B24

Yes

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