TDA7297D vs E-TDA7377 比較
詳細並排比較 TDA7297D 由 STMicroelectronics 與 E-TDA7377 由 STMicroelectronics. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
規格比較
| 參數 | TDA7297D | E-TDA7377 |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 類別 | Amplifier ICs | Audio Amplifiers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Product Type | Dual Bridge (BTL) Audio Power Amplifier | — |
| 拓撲 | Dual Full Bridge (BTL), Class AB | — |
| Output Power | 10 W + 10 W into 8 ohm at THD = 10%, VCC = 13 V | — |
| Supply Voltage Range | 6.5 V to 18 V | 8V to 18V |
| Number of Channels | 2 (stereo, bridge-tied load) | 4 (quad) or 2 (bridge) |
| 輸出類型 | Bridge, no output coupling capacitor required | — |
| Gain | Internally fixed (typical +26 dB, datasheet for exact value) | — |
| Standby Function | Yes (Stand-by + Mute) | — |
| Short-Circuit Protection | Yes (built-in) | — |
| Thermal Protection | Yes (thermal shutdown) | — |
| External Components Required | None for SVR, bootstrap, Boucherot cells | — |
| 封裝 | PowerSO-20 (exposed thermal pad, 12.8 x 7.5 mm) | Multiwatt-15 |
| Technology | BI20II bipolar | — |
| 安裝類型 | Surface Mount | Through Hole |
| Primary Applications | Home audio, Plasma TV, LCD TV | — |
| Output Power (BTL) | — | 2x38W at 14.4V, 4Ω, 10% THD |
| Output Power (Single-Ended) | — | 4x10W at 14.4V, 4Ω, 10% THD |
| 靜態電流 | — | 120 mA (typical) |
| Total Harmonic Distortion (THD) | — | 0.03% at 1kHz, 1W |
| Signal-to-Noise Ratio | — | 90 dB (typical) |
| Input Impedance | — | 30 kΩ (typical) |
| Output Offset Voltage | — | ±50 mV (max) |
| Standby Current | — | 1 μA (typical) |
| 工作溫度範圍 | — | -40°C to +150°C |
| Protection Features | — | Short-circuit, thermal, over-voltage |
| RoHS 狀態 | — | Compliant |