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Maxim > Solutions > MP3 and Portable Media Players
Speaker Amplifier
Maxim's low-EMI, filterless, class D architecture delivers the low THD+N and high PSRR of class AB amplifiers, while minimizing the number of external support components and eliminating the need for costly, bulky external filtering.
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| Display |
Title / Parts |
Key Advantages |
| QV |
Evaluation Kit for the MAX14504
MAX14504EVKIT
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| QV |
2.3W, Ultra-Low-EMI, Filterless, Class D Audio Amplifier
MAX9830
| 2.3W of Low-EMI, Class D Power from a 2.5mm x 2.5mm Package |
| QV |
Dual SPDT Negative Rail Analog Switch with ±VCC Capability
MAX14504, MAX14505, MAX14505A, MAX14506
| Industry's First ±VCC Capable Switch |
| QV PDF |
16VP-P Class G Amplifier with Inverting Boost Converter
MAX9738
| Industry's Smallest Inductor-Based Boost Solution to Drive Ceramic Speakers
from a Li-Ion Battery |
| QV PDF |
2.4W, Single-Supply Class G Power Amplifier
MAX9730
| Highest Output Power Speaker Amplifier From a Battery |
| QV PDF |
1.2W, Low-EMI, Filterless, Class D Audio Amplifier
MAX9746
| 1.2W, Low-EMI, Filterless Class D Audio Amplifiers for Class AB Amplifier Performance with Class D Efficiency that Conserve Board Space and Extend Battery Life |
| QV PDF |
1.3W, Filterless, Stereo Class D Audio Power Amplifier
MAX9701
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| QV PDF |
3.2W, High-Efficiency, Low-EMI, Filterless, Class D Audio Amplifier
MAX9759
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| QV PDF |
2.8W, Low-EMI, Stereo, Filterless Class D Audio Amplifier
MAX9715
| High-Efficiency Audio Amplifier Provides 2.8W of Power into a 4Ω Speaker |
| QV PDF |
2.3W, Ultra-Low-EMI, Filterless, Class D Audio Amplifier
MAX9705
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| QV PDF |
Low-Cost, Mono, 1.4W BTL Audio Power Amplifiers
MAX9716, MAX9717
| Low-Cost Speaker Amplifiers Offer Up to 1.3W into 4Ω, Headphone Sensing, and Pin-for-Pin Compatible Packaging |
| QV PDF |
10W Stereo/15W Mono, Filterless, Spread-Spectrum, Class D Amplifiers
MAX9703, MAX9704
| 10W Stereo/15W Mono Class-D Amplifier Ideal for Flat-Panel TV and PC-Display Applications |
| QV PDF |
Low-Cost, Mono/Stereo, 1.4W Differential Audio Power Amplifiers
MAX9718, MAX9719
| Low-Cost, Mono/Stereo, 1.4W Differential Audio Power Amplifiers Ideal for Portable Audio Devices with Internal Speakers |
| QV PDF |
6W, Filterless, Spread-Spectrum Mono/Stereo Class D Amplifiers
MAX9713, MAX9714
| Filterless, Wide VCC Range |
| QV PDF |
1.2W, Low-EMI, Filterless, Class D Audio Amplifier
MAX9700, MAX9700A, MAX9700B, MAX9700C, MAX9700D
| 1.2W, Low-EMI, Filterless, Class D Audio Amplifiers Provide Class AB Amplifier Performance with Class D Efficiency, Conserving Board Space and Extending Battery Life |
| QV PDF |
1.8W, Filterless, Ultra-Low EMI, Stereo Class D Audio Power Amplifier
MAX9773
| 1.8W Ultra-Low EMI Stereo Amplifier that Passes FCC Radiation Emissions Standards |
| QV PDF |
3W Mono/Stereo BTL Audio Power Amplifiers with Shutdown
MAX9710, MAX9711
| High Power, 100dB PSRR |
| QV PDF |
330mW, Ultra-Small, Audio Power Amplifiers with Shutdown
MAX4366, MAX4367, MAX4368
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| Key Specifications:
Speaker Amplifiers |
| Part Number |
Class |
Speaker Amp. VCC (min) (V) |
Speaker Amp. VCC (max) (V) |
Speaker Amp. ICC (typ) (mA) |
POUT into 4Ω @ 1% THD+N (W) |
POUT into 4Ω @ 10% THD+N (W) |
POUT into 8Ω @ 1% THD+N (W) |
POUT into 8Ω @ 10% THD+N (W) |
Speaker Amp. Half Pwr. THD+N (%) |
SNR, A-weighted (dB) |
PSRR (db) |
Speaker Amp. External Gain |
Speaker Amp. Fixed Gain (min) (V/V) |
Speaker Amp. Fixed Gain (max) (V/V) |
Features |
Number of Channels |
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MAX9738
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Boosted/G
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2.7
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5.5
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16.5
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-
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-
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0.25
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-
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0.07
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95
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70
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Yes
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-
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-
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1
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MAX9730
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Boosted/G
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2.7
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5.5
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8
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-
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-
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2.4
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2.8
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0.07
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95
|
77
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No
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4
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4
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-
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1
|
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MAX9705
|
D
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2.5
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5.5
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7
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2.3
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2.7
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1.4
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1.7
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0.02
|
93
|
75
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No
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2
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10
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| • | Active Emissions Limiting (AEL) |
| • | External Clock Synchronization |
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1
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MAX9701
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D
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2.5
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5.5
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4.5
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2.2
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2.5
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1.3
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1.7
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0.08
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88.5
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80
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No
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1
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8
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2
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MAX9759
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D
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3
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5.5
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8.4
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2.6
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3.2
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1.4
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1.8
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0.03
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96
|
81
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No
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2
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16
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| • | External Clock Synchronization |
|
1
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MAX9715
|
D
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4.5
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5.5
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12.8
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2.3
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2.8
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1.4
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1.5
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0.09
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93
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71
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No
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2.8
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3.4
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-
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2
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MAX9716
|
AB
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2.7
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5.5
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4.3
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1.4
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2
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1.1
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1.3
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0.02
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108
|
80
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Yes
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-
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-
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1
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MAX9717
|
AB
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2.7
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5.5
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4.3
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1.4
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2
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1.1
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1.3
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0.02
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108
|
80
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Yes
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2
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4
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1
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MAX9703
|
D
|
10
|
25
|
14
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7
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10
|
11
|
15
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0.015
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97
|
80
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No
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4.5
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30
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1
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MAX9704
|
D
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10
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25
|
24
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4
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5
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8
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10
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0.02
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97
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80
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No
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4.5
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30
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2
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MAX9713
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D
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10
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25
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10
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-
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-
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5.2
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6
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0.1
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97
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76
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No
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4.5
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13
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1
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MAX9714
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D
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10
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25
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18
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-
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-
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5.2
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6
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0.1
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97
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76
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No
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4.5
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13
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2
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MAX9718
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AB
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2.7
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5.5
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5
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1.4
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1.7
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1.1
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1.3
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0.025
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107
|
93
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Yes
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1
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4
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1
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MAX9719
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AB
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2.7
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5.5
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5
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1.4
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1.7
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1.1
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1.3
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0.025
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107
|
93
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Yes
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1
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4
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2
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MAX9700
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D
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2.5
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5.5
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4
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-
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-
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1.2
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1.5
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0.02
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95.5
|
70
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No
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2
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10
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| • | External Clock Synchronization |
|
1
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MAX9710
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AB
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4.5
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5.5
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12
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2.6
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3
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1.5
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1.8
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0.015
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98
|
100
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Yes
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-
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-
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-
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2
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MAX9711
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AB
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4.5
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5.5
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7
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2.6
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3
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1.5
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1.8
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0.015
|
98
|
100
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Yes
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-
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-
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-
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1
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| See All Speaker Amplifiers (30) |
| Key Specifications:
Switches and Multiplexers (Low Voltage) |
| Part Number |
Configuration |
Number of Channels |
Normally (Open/Closed) |
VSUPPLY, Single (min) (V) |
VSUPPLY, Single (max) (V) |
RON (max) (Ω) |
IL (OFF) (max) (nA) |
tON (max) (nS) |
tOFF (max) (nS) |
CON (pF) |
COFF (pF) |
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MAX14504
NEW!
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SPDT
|
2
|
Bi-Directional
Open
|
2.3
|
5.5
|
0.5
|
50
|
60,000
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3,000
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125
|
65
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| See All Switches and Multiplexers (Low Voltage) (158) |
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