TDA7297D vs E-TDA7377 Comparison
Detailed side-by-side comparison of TDA7297D by STMicroelectronics and E-TDA7377 by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
E-TDA7377 - 2x38W Dual/Quad Audio Amplifier | STMicroelectronics
E-TDA7377 ✓ ActiveSpecification Comparison
| Parameter | TDA7297D | E-TDA7377 |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Amplifier ICs | Audio Amplifiers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.40 | $1.19 |
| Product Type | Dual Bridge (BTL) Audio Power Amplifier | — |
| Topology | 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) |
| Output Type | 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 | — |
| Package | PowerSO-20 (exposed thermal pad, 12.8 x 7.5 mm) | Multiwatt-15 |
| Technology | BI20II bipolar | — |
| Mounting Type | 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 |
| Quiescent Current | — | 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) |
| Operating Temperature Range | — | -40°C to +150°C |
| Protection Features | — | Short-circuit, thermal, over-voltage |
| RoHS Status | — | Compliant |