TDA7850 vs STPA003OD-4WX Comparison
Detailed side-by-side comparison of TDA7850 by STMicroelectronics and STPA003OD-4WX by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
TDA7850 - 4x50W Quad Bridge Car Audio Amplifier | STMicroelectronics
TDA7850 ✓ ActiveSTMicroelectronics
STPA003OD-4WX - 4x52W Quad Class AB Amplifier | STMicroelectronics
STPA003OD-4WX ✓ ActiveSpecification Comparison
| Parameter | TDA7850 | STPA003OD-4WX |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Motors & Drivers | Audio Amplifiers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | — |
| Unit Price (USD) | $5.50 | — |
| Output Power | 4x50W at 4Ω, 14.4V | 4 x 52 W (4Ω, 14.4V, 10% THD) |
| Supply Voltage Range | 8V to 18V | 6 V to 18 V |
| Quiescent Current | 120mA | — |
| Output Noise | 50µV | — |
| Signal-to-Noise Ratio | 90dB | — |
| Total Harmonic Distortion | 0.006% at 1kHz | — |
| PSRR | 80dB | — |
| Standby Current | 1µA | — |
| Mute Attenuation | 80dB | — |
| Operating Temperature | -40°C to +105°C | — |
| Package | Flexiwatt-25 | Flexiwatt25 (Vertical) |
| Mounting Type | Through Hole | Through-Hole |
| Thermal Resistance | 1°C/W | 1.5 °C/W |
| RoHS Status | Compliant | Compliant |
| Protection Features | Short-circuit, over-temperature, load-dump | Short-circuit, thermal, load-dump |
| Number of Channels | — | 4 (Quad) |
| Amplifier Class | — | Class AB |
| Output Type | — | BTL (Bridge-Tied Load) |
| Operating Temperature Range | — | -40°C to +105°C |
| Standby Pin Compatibility | — | 3.3 V and 5 V compatible |
| Mute Pin Compatibility | — | 3.3 V and 5 V compatible |
| GSM Noise Immunity | — | Excellent |
| Offset Detector | — | Yes |