产品应用与封装尺寸
图纸取自原厂规格书，点击可放大查看原始尺寸标注。
引脚定义与内部结构
| 引脚 | 符号 | 名称 |
|---|---|---|
| 1 | I | |
| 2 | W | |
| 3 | I | |
| 4 | I | |
| 5 | V | |
| 6 | V | |
| 7 | GND | |
| 8 | V |
数据来源：原厂规格书引脚图
关键参数速览
- 正向电压 VF
- -65
- 电源电压 VCC
- -0.3 V to 6 V
产品特点 Features
- Designed for Wireless or Cellular Handsets • Ideal for Wireless Handsets, PDAs, and and PDAs Notebook Computers
- 3.1 W Into 3W From a 5-V Supply at
- Rectification
- 20 Hz to 2 kHz, improved RF rectification immunity,
- -63 dB CMRR Eliminates Two Input small PCB area, and a fast startup with minimal pop
- Coupling Capacitors makes the TPA6211A1 ideal for PDA/smart phone
- APPLICATION CIRCUIT
- 8-PIN QFN (DRB) PACKAGE
- (TOP VIEW)
- To Battery SHUTDOWN 1 8 V
- 40 kW C s BYPASS 2 7 GND
- R I 4 IN- _ V O+ 5 IN+ 3 6 V DD
- In From IN- 4 5 V O+
- DAC + R I 3 IN+ V O- 8
- 40 kW GND 7 DGN PACKAGE
- SHUTDOWN Bias SHUTDOWN 1 8 V O-
绝对最大额定值 Absolute Maximum Ratings（TA = 25°C）
超过下表数值可能造成器件永久损坏，设计时请留余量。
| to | the | 型号 | 型号2 | (TPA6211A1DGNR | or | TPA6211A1DRBR). |
|---|---|---|---|---|---|---|
| over operating free-air | temperature | range | unless | otherwise | noted(1) | |
| V Supply voltage | -0.3 V to 6 V | |||||
| V Input voltage | -0.3 V to V + 0.3 V | |||||
| Continuous total | power | dissipation | See Dissipation Rating Table | |||
| T Operating free-air | temperature | -40C to 85C | ||||
| T Junction temperature | -40C to 150C | |||||
| T Storage temperature | -65C to 85C DRB 260C | |||||
| Lead temperature 1,6 | mm | (1/16 | Inch) from | case for 10 | seconds | DGN 235C |
| T £ 25C | DERATING T = 70C T = 85C | |||||
| PACKAGE | A | A A | ||||
| DGN | 2.13 W | 17.1 | mW/C 1.36 W 1.11 W | |||
| DRB | 2.7 W | 21.8 | mW/C 1.7 W 1.4 W | |||
| (1) | Derating | V = 5 V | factor based | on high-k 2.45 | board layout. | |
| THD + N= 1%, f = 1 kHz, R | = 3 W V = 3.6 | V | 1.22 | |||
| V = 2.5 V = 5 V | V | 0.49 2.22 | ||||
| P Output power | THD + N= 1%, f = 1 kHz, R | = 4 W V = 3.6 | V | 1.1 | W | |
| V = 2.5 V = 5 V | V | 0.47 1.36 | ||||
| THD + N= 1%, f = 1 kHz, R | = 8 W V = 3.6 | V | 0.72 | |||
| V = 2.5 | V | 0.33 | ||||
| P = | 2 W V = 5 V | 0.045% | ||||
| f | = 1 kHz, R = 3 W P = | 1 W V = 3.6 | V | 0.05% | ||
| P = | 300 mW V = 2.5 | V | 0.06% | |||
| P = | 1.8 W V = 5 V | 0.03% | ||||
| THD+N f | = 1 kHz, R = 4 W P = | 0.7 W V = 3.6 | V | 0.03% | ||
| P = | 300 mW V = 2.5 | V | 0.04% | |||
| P = | 1 W V = 5 V | 0.02% | ||||
| f | = 1 kHz, R = 8 W P = | 0.5 W V = 3.6 | V | 0.02% | ||
| P = | 200 mW V = 2.5 | V | 0.03% | |||
| V = 3.6 V, Inputs ac-grounded | with f = 217 Hz | -80 | ||||
| k Supply ripple rejection ratio | DD | dB | ||||
| SVR | C i = 2 µF, V (RIPPLE) = 200 mV | pp f = 20 Hz | to 20 kHz | -70 | ||
| SNR Signal-to-noise ratio | V = 5 V, P = 2 W, R = 4 | W | 105 | dB | ||
| V = 3.6 V, f = 20 Hz to 20 | kHz, No weighting | 15 | ||||
| V Output voltage noise | DD | µV | ||||
| n | Inputs ac-grounded with C i = | 2 µF A weighting | 12 | RMS | ||
| CMRR Common mode rejection ratio | V = 3.6 V, V = 1 V | f = 217 Hz | -65 | dB | ||
| Z Input impedance | 38 | 40 | 44 | kW | ||
| V = 3.6 V, No C | 4 | µs | ||||
| V = 3.6 V, C = 0.1 | µF | 27 | ms |
数据来源：原厂规格书
电气特性 Electrical Characteristics（TA = 25°C）
| 参数 | 测试条件 | 最小 | 典型 | 最大 | 单位 |
|---|---|---|---|---|---|
| V | V = 0 V differential, Gain = 1 V/V, V = | 5.5 V -9 | 0.3 | 9 | mV |
| PSRR Power supply rejection ratio | V = 2.5 V to 5.5 V | -85 | -60 | dB | |
| V Common mode input range | V = 2.5 V to 5.5 V | 0.5 | V -0.8 | V | |
| IC | DD | DD | |||
| V = 5.5 V, V = 0.5 V to 4.7 V | -63 | -40 | |||
| CMRR Common mode rejection ratio | dB | ||||
| V = 2.5 V, V = 0.5 V to 1.7 V | -63 | -40 | |||
| V = | 5.5 V | 0.45 | |||
| Low-output swing | V = V , V = 0 V or V = | 3.6 V | 0.37 | V | |
| IN+ IN- DD V = | 2.5 V | 0.26 | 0.4 | ||
| V = | 5.5 V | 4.95 | |||
| High-output swing | V = V , V = 0 V or V = | 3.6 V | 3.18 | V | |
| IN- DD IN+ V = | 2.5 V 2 | 2.13 | |||
| | I | High-level input current, shutdown | V = 5.5 V, V = 5.8 V | 58 | 100 | µA | |
| | I | Low-level input current, shutdown | V = 5.5 V, V = -0.3 V | 3 | 100 | µA | |
| I Quiescent current | V = 2.5 V to 5.5 V, no load | 4 | 5 | mA | |
| V(SHUTDOWN) £ 0.5 V, V = 2.5 V to | 5.5 V, | ||||
| I Supply current | DD | 0.01 | 1 | µA | |
| 38 kΩ | 40 kΩ | 42 kΩ | |||
| Gain | R = 4W | V/V | |||
| L | R | R | R | ||
| I | I | I | |||
| Resistance from shutdown to GND | V = 5 V | 100 2.45 | kW | ||
| THD + N= 1%, f = 1 kHz, R = 3 W V = 3.6 | V | 1.22 | |||
| V = 2.5 V = 5 V | V | 0.49 2.22 | |||
| P Output power | THD + N= 1%, f = 1 kHz, R = 4 W V = 3.6 | V | 1.1 | W | |
| V = 2.5 V = 5 V | V | 0.47 1.36 | |||
| THD + N= 1%, f = 1 kHz, R = 8 W V = 3.6 | V | 0.72 | |||
| V = 2.5 | V | 0.33 | |||
| P = 2 W V = 5 V | 0.045% | ||||
| f | = 1 kHz, R = 3 W P = 1 W V = 3.6 | V | 0.05% | ||
| P = 300 mW V = 2.5 | V | 0.06% | |||
| P = 1.8 W V = 5 V | 0.03% | ||||
| THD+N f | = 1 kHz, R = 4 W P = 0.7 W V = 3.6 | V | 0.03% | ||
| P = 300 mW V = 2.5 | V | 0.04% | |||
| P = 1 W V = 5 V | 0.02% | ||||
| f | = 1 kHz, R = 8 W P = 0.5 W V = 3.6 | V | 0.02% | ||
| P = 200 mW V = 2.5 | V | 0.03% | |||
| V = 3.6 V, Inputs ac-grounded with f = 217 Hz | -80 | ||||
| k Supply ripple rejection ratio | DD | dB | |||
| SVR | C i = 2 µF, V (RIPPLE) = 200 mV pp f = 20 Hz | to 20 kHz | -70 | ||
| SNR Signal-to-noise ratio | V = 5 V, P = 2 W, R = 4 W | 105 | dB | ||
| V = 3.6 V, f = 20 Hz to 20 kHz, No weighting | 15 | ||||
| V Output voltage noise | DD | µV | |||
| n | Inputs ac-grounded with C i = 2 µF A weighting | 12 | RMS | ||
| CMRR Common mode rejection ratio | V = 3.6 V, V = 1 V f = 217 Hz | -65 | dB | ||
| Z Input impedance | 38 | 40 | 44 | kW | |
| V = 3.6 V, No C | 4 | µs | |||
| V = 3.6 V, C = 0.1 µF | 27 | ms |
特性曲线（Typical Performance Curves）
