HX8002D1适用于音频功放产品，是一颗单通道AB类差分输入音频功率放大器。在5.0V电源供电，THD+N=10%，3欧姆负载上可以输出2.8W的功率。
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View full reportTechnical parameters
| Power | |
|---|---|
| IQ 静态电流 | VDD=5.0V | VSD=0.3V No Load | 5.5 | mA |
| ISD 关断电流 | VDD=2.0V to 5.0V | VSD=3.3V | 1 | μA |
| AC and DC characteristics | |
| GV 增益 | Rin=27K，Rf=150K | VDD=3.7V | 20 | dB |
| PSRR 电源纹波抑制比 | VDD=4.2V ±200mVp-p | f=1KHz | 57 | dB |
| THD+N=10%, f=1KHZ, RL=3Ω VDD=5.0V | 2.8 | W |
| THD+N=10%, f=1KHZ, RL=4Ω VDD=5.0V | 2.6 | W |
| THD+N=1%, f=1KHZ, RL=3Ω VDD=5.0V | 2.0 | W |
| THD+N=1%, f=1KHZ, RL=4Ω VDD=5.0V | 2.0 | W |
| THD+N=1%, f=1KHZ, RL=8Ω VDD=5.0V | 1.3 | W |
| THD+N 总谐波失真＋噪声 | VDD=5.0V, PO=1.0W, RL=8Ω | f=1KHz | 0.3 | % |
| Vn 残余噪声 | VDD=5.0V, Input floating with Cin=0.1μF | A-weighting | 35 | μV |
| Vos 失调电压 | VDD=5V, AC_GND | 3 | mV |
| Environment and package | |
| OTH 迟滞温度 | 30 |
| OTP 温度保护 | Junction Temperature, No Load | VDD=5.0V | 175 | ℃ |
| Other | |
| Bypass 2 | I | 参考电压 |
| Dyn 动态范围 | VDD=5.0V, THD=1% | f=1KHz | 97 | dB |
| GND 7 | 地 |
| IN+ 3 | I | 音频正输入端 |
| IN- 4 | I | 音频负输入端 |
| No A-weighting | 53 |
| OUTN 8 | O | 音频负输出端口 |
| OUTP 5 | O | 音频正输出端口 |
| Po 输出功率 | THD+N=10%, f=1KHZ, RL=8Ω | VDD=5.0V | 1.6 | W |
| SD 1 | I | 系统关断控制，默认高电平（高电平关机，低电平工作） |
| SNR 信噪比 | VDD=5.0V, Vorms=1V, GV=20dB | f=1KHz | 87 | dB |
| SOP8 引脚名 | 引脚号 | I/O | 功能说明 |
| Tst 启动时间 | CByp =1.0uF | 90 | mS |
| VDD=3.7V | 0.85 |
| VDD=3.7V (2) | 0.66 |
| VDD=3.7V (3) | 1.3 |
| VDD=3.7V (4) | 1.0 |
| VDD=3.7V (5) | 1.46 |
| VDD=3.7V (6) | 1.1 |
| VDD=3.7V (7) | 3.5 |
| VDD=3.7V, PO=0.5W, RL=8Ω | 0.4 |
| VDD=4.2V | 1.1 |
| VDD=4.2V (2) | 0.86 |
| VDD=4.2V (3) | 1.7 |
| VDD=4.2V (4) | 1.3 |
| VDD=4.2V (5) | 1.95 |
| VDD=4.2V (6) | 1.5 |
| VDD=4.2V (7) | 4.5 |
| VDD 6 | P | 电源 |
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