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| Part Number | TDA7481 | TDA7482 | TDA7381 | TDA7451 | TDA7480 |
|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Obsolete | Obsolete | Active | Obsolete | Obsolete |
| Type | Class D | Class D | Class AB | Class AB | Class D |
| Output Type | 1-Channel (Mono) | 1-Channel (Mono) | 4-Channel (Quad) | 2-Channel (Stereo) or 4-Channel (Quad) | 1-Channel (Mono) |
| Max Output Power x Channels @ Load | 18W x 1 @ 4Ohm | 25W x 1 @ 8Ohm | 30W x 4 @ 4Ohm | 32W x 2 @ 4Ohm; 9.5W x 4 @ 4Ohm | 10W x 1 @ 8Ohm |
| Voltage - Supply | ±10V ~ 25V | ±10V ~ 25V | 8V ~ 18V | - | ±10V ~ 16V |
| Features | Mute, Short-Circuit and Thermal Protection, Standby | Mute, Short-Circuit and Thermal Protection, Standby | Mute, Short-Circuit and Thermal Protection, Standby | Depop, Mute, Short-Circuit and Thermal Protection, Standby | Mute, Short-Circuit and Thermal Protection, Standby |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | - | -40°C ~ 150°C (TJ) | -20°C ~ 70°C (TA) |
| Supplier Device Package | 15-Multiwatt | 15-Multiwatt | 25-Flexiwatt (Vertical) | 25-Flexiwatt (Vertical) | 20-DIP |
| Package / Case | Multiwatt-15 (Vertical, Bent and Staggered Leads) | Multiwatt-15 (Vertical, Bent and Staggered Leads) | 25-Flexiwatt (Formed Leads) | 25-Flexiwatt (Formed Leads) | 20-DIP (0.300", 7.62mm) |
