TPA311DGN vs TPA321DGN Comparison
Detailed side-by-side comparison of TPA311DGN by Texas Instruments and TPA321DGN by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Texas Instruments
TPA311DGN - 350mW Mono Class-AB Audio Amplifier | Texas Instruments
TPA311DGN ✓ Active
Specification Comparison
| Parameter | TPA311DGN | TPA321DGN |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Amplifier ICs | Amplifier ICs |
| Lifecycle Status | Active | Active |
| Product Type | Mono audio power amplifier | Mono analog-input Class-AB audio power amplifier |
| Amplifier Class | Class AB | Class AB |
| Rated Output Power | 350 mW | — |
| Continuous Output Power | 250 mW into 8 ohms at 3.3 V supply | — |
| Supply Voltage | 3.3 V | — |
| Output Configuration | Bridge-tied load (BTL) or single-ended | Mono |
| Load Impedance | 8 ohms | — |
| Distortion | Less than 1% THD+N under the stated 3.3 V, 8 ohm, 250 mW condition | — |
| Channel Count | 1 channel (mono) | — |
| Shutdown Function | Yes, with speaker-noise reduction during shutdown and power cycling | — |
| Frequency | Approximately 1.4 MHz, as listed in a distributor product summary | — |
| Package | 8-pin HVSSOP (DGN) | 8-pin HVSSOP |
| Mounting Type | Surface mount | Surface mount |
| Thermal Construction | PowerPAD surface-mount package | — |
| Maximum Supply Voltage | [DATA_NEEDED: maximum supply voltage] | 5.5 V |
| Quiescent Current | [DATA_NEEDED: quiescent current] | [DATA_NEEDED: quiescent current] |
| Gain Configuration | [DATA_NEEDED: supported gain settings] | — |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| RoHS Status | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status] |
| REACH Status | [DATA_NEEDED: REACH status] | [DATA_NEEDED: REACH status] |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification status] | — |
| Maximum Output Power | — | 700 mW |
| Input Configuration | — | Differential analog input |
| Power Supply Operation | — | 3.3 V and 5 V |
| Package Family | — | HVSSOP surface-mount family |
| Shutdown Current | — | [DATA_NEEDED: shutdown current] |
| Minimum Speaker Load | — | [DATA_NEEDED: minimum speaker load] |
| Gain | — | [DATA_NEEDED: voltage gain] |
| Output-Power at 3.3 V | — | 350 mW |