| 型號 | 下載 訂購 | 功能描述 | 制造商 上傳企業(yè) | LOGO |
|---|---|---|---|---|
MAX9877 | Low RF Susceptibility, Mono Audio Subsystem with DirectDrive Headphone Amplifier General Description The MAX9877 combines a high-efficiency Class D audio power amplifier with a stereo Class AB capacitor less DirectDrive? headphone amplifier. Maxim’s 3rd generation, filterless Class D amplifier with active emissions limiting technology provides Class AB performance with Class 文件:498.66 Kbytes 頁數(shù):30 Pages | MAXIM 美信 | MAXIM | |
MAX9877 | 具有低RF干擾敏感度的單聲道音頻子系統(tǒng),帶有DirectDrive耳機放大器 MAX9877集成了高效D類音頻功率放大器和立體聲AB類、無需電容的DirectDrive?耳機放大器。該器件是Maxim的第三代D類無濾波放大器,可有效抑制輻射,兼具AB類放大器的優(yōu)異性能和D類放大器的效率。\n3.7V供電時,MAX9877可為8Ω負載提供高達725mW的功率,效率為87%,有效延長電池壽命。無濾波調(diào)制方案采用輻射抑制電路及擴頻調(diào)制技術,大大降低了EMI干擾,省去了傳統(tǒng)D類放大器所需輸出濾波器。\nMAX9877的立體聲AB類耳機放大器采用Maxim的DirectDrive結構,采用單電源供電,產(chǎn)生以地為參考的輸出,無需大尺寸隔直電容,從而節(jié)省成本、減小空間并降低器 ? 低輻射、無濾波D類放大器完全符合EN55022 B類標準,并留有10dB以上的余量 \n? 具有輸入混音及用戶自定義的輸入模式 \n? 53mW耳機輸出(RHP = 16Ω,VDD = 3.7V) \n? 較低的THD+N:1kHz時為0.016% (耳機放大器) \n? 1.6Ω模擬開關用于旁路揚聲器放大器 \n? 耳機放大器具有較高的PSRR (217Hz時為84dB) \n? 硬件及軟件關斷模式 \n? 限流及熱保護 \n? 采用節(jié)省空間的2.5mm x 2.0mm WLP封裝; | ADI 亞德諾 | ADI | |
Low RF Susceptibility, Mono Audio Subsystem with DirectDrive Headphone Amplifier General Description The MAX9877A combines a high-efficiency Class D audio power amplifier with a stereo Class AB capacitor less DirectDrive? headphone amplifier. Maxim’s 3rd generation, filterless Class D amplifier with active emissions limiting* technology provides Class AB performance with Clas 文件:557.46 Kbytes 頁數(shù):31 Pages | MAXIM 美信 | MAXIM | ||
Low RF Susceptibility, Mono Audio Subsystem with DirectDrive Headphone Amplifier General Description The MAX9877A combines a high-efficiency Class D audio power amplifier with a stereo Class AB capacitor less DirectDrive? headphone amplifier. Maxim’s 3rd generation, filterless Class D amplifier with active emissions limiting* technology provides Class AB performance with Clas 文件:557.46 Kbytes 頁數(shù):31 Pages | MAXIM 美信 | MAXIM | ||
Low RF Susceptibility, Mono Audio Subsystem with DirectDrive Headphone Amplifier General Description The MAX9877 combines a high-efficiency Class D audio power amplifier with a stereo Class AB capacitor less DirectDrive? headphone amplifier. Maxim’s 3rd generation, filterless Class D amplifier with active emissions limiting technology provides Class AB performance with Class 文件:498.66 Kbytes 頁數(shù):30 Pages | MAXIM 美信 | MAXIM | ||
具有低RF干擾敏感度的單聲道音頻子系統(tǒng),帶有DirectDrive耳機放大器 MAX9877A集成了高效D類音頻功率放大器和立體聲AB類、無需電容的DirectDrive?耳機放大器。該器件是Maxim的第三代D類無濾波放大器,采用有源輻射抑制技術,能夠以D類放大器的效率提供AB類放大器的性能。\n 采用3.7V電源供電時,MAX9877A可為8Ω負載提供高達725mW的功率,效率為87%,有效延長電池使用壽命。無濾波調(diào)制方案結合有源輻射抑制電路及擴頻調(diào)制技術,大大降低了EMI,并省去了傳統(tǒng)D類放大器所需的輸出濾波電路。\n MAX9877A的立體聲AB類耳機放大器采用Maxim的DirectDrive架構,單電源供電即可產(chǎn)生以地為參考的輸出,無需大尺寸隔直電容 \n? 低輻射、無濾波D類放大器完全符合EN55022 B類標準,并留有10dB以上的裕量 \n? 具有RF抑制功能,可減小來自GSM無線網(wǎng)絡的TDMA噪聲 \n? 具有輸入混音及用戶自定義的輸入模式 \n? 725mW揚聲器輸出(RSPK = 8Ω,PVDD = 3.7V) \n? 53mW耳機輸出(RHP = 16Ω,VDD = 3.7V) \n? 較低的THD+N:1kHz時為0.05% (D類功率放大器) \n? 較低的THD+N:1kHz時為0.016% (耳機放大器) \n? 效率高達87% (RSPK = 8Ω,POUT = 750mW) \n? 1.6Ω; | ADI 亞德諾 | ADI |
技術參數(shù)
- Class:
D
- Spkr. Amp. VCC (min)(V):
2.7
- Spkr. Amp. VCC (max)(V):
5.5
- Spkr. Amp. ICC (typ)(mA):
5.7
- Spkr. Amp. POUT(W):
0.825
- Spkr. Amp. Half Pwr. THD+N(%):
0.05
- Spkr. Amp. Ext. Gain:
No
- Headphone Amplifier VCC (min)(V):
2.7
- Headphone Amplifier VCC (max)(V):
5.5
- Headphone Amplifier ICC (typ)(mA):
5.5
- Hdph. Amp. POUT into 32Ω (@ 1% THD+N)(mW):
0.027
- Headphone Amplifier Half-Power THD+N(%):
0.016
- Headphone Amplifier External Gain:
No
- Features:
Analog Switch for Speaker Amplifier Bypass
- RoHS Available:
Yes
- Package/ Pins:
UCSP (B)/20
- Budgetary Price (See Notes):
$0.97 @1k
| 供應商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
MAXIM |
13+ |
WLP |
3738 |
原裝分銷 |
詢價 | ||
MAX |
23+ |
QFN |
5000 |
原裝正品,假一罰十 |
詢價 | ||
MAXIM |
25+ |
BGA |
21953 |
百分百原裝正品 真實公司現(xiàn)貨庫存 本公司只做原裝 可 |
詢價 | ||
MAXIM |
1708+ |
BGA |
7500 |
只做原裝進口,假一罰十 |
詢價 | ||
MAXIM |
23+ |
NA |
10658 |
專業(yè)電子元器件供應鏈正邁科技特價代理特價,原裝元器件供應,支持開發(fā)樣品 |
詢價 | ||
MAXIM |
22+ |
QFN |
8200 |
原裝現(xiàn)貨庫存.價格優(yōu)勢!! |
詢價 | ||
MAXIM |
25+ |
BGA |
2789 |
原裝優(yōu)勢!絕對公司現(xiàn)貨! |
詢價 | ||
MAXIM |
23+ |
BGA |
8650 |
受權代理!全新原裝現(xiàn)貨特價熱賣! |
詢價 | ||
MAXIM |
18+ |
QFN |
85600 |
保證進口原裝可開17%增值稅發(fā)票 |
詢價 | ||
MAXIM/美信 |
18+ |
BGA |
11011 |
全新原裝現(xiàn)貨,可出樣品,可開增值稅發(fā)票 |
詢價 |
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