Overview
The TPA3136AD2PWPR is a high-performance Class-D audio power amplifier developed by Texas Instruments (TI). This amplifier is designed to drive bridged-tied stereo speakers with exceptional efficiency and low distortion. It offers up to 10 watts of power per channel at 6Ω or 8Ω loads, making it suitable for a variety of audio applications. The TPA3136AD2PWPR incorporates Advanced EMI Suppression Technology with a Spread Spectrum Control scheme, enabling the use of affordable ferrite bead filters to meet EMC requirements. Additionally, it features comprehensive safety mechanisms, including SpeakerGuard™ speaker protection, short-circuit protection, and thermal protection with auto recovery.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Manufacturer | Texas Instruments | Series | TPA3136AD2 |
| Product | Audio Amplifiers | Class | Class-D |
| Output Power | 10 W | Mounting Style | SMD/SMT |
| Type | 2-Channel Stereo | Audio - Load Impedance | 8 Ohms |
| THD plus Noise | 0.06 % | Supply Voltage - Max | 14.4 V |
| Supply Voltage - Min | 8 V | Minimum Operating Temperature | -40 C |
| Maximum Operating Temperature | +125 C | Gain | 28 dB |
| Number of Channels | 2 Channel | PSRR - Power Supply Rejection Ratio | 36 dB |
| Shutdown | Shutdown | Factory Pack Quantity | 2000 |
| Vos - Input Offset Voltage | 1.5 mV | Package/Case | 28-HTSSOP |
Key Features
- High-Efficiency Operation: Up to 90% efficient class-D operation, eliminating the need for an external heat sink.
- Integrated Speaker Amp Solution: Fully integrated solution for driving stereo speakers.
- Low THD+N: Achieves less than 0.05% THD+N at low power levels.
- Flexible Supply Range: Operates from 4.5 V to 14.4 V, providing versatile power options.
- Speaker Protection: Includes SpeakerGuard™ with power limiter and DC protection.
- Advanced EMI Suppression: Uses Spread Spectrum Control scheme to enhance EMI performance.
- Robust Protection: Pin-to-pin, pin-to-ground, and pin-to-power short circuit protection, along with thermal protection and auto recovery.
- Compact Design: Available in a 28-HTSSOP package, making it suitable for compact audio systems.
Applications
- Portable Audio Devices: Ideal for portable speakers, headphones, and other mobile audio equipment.
- Car Audio Systems: Suitable for car stereos and other automotive audio applications.
- Home Theater Setups: Can be used in home theater systems for high-quality audio output.
- Bluetooth and Wireless Speakers: Compatible with Bluetooth and wireless speaker systems.
- Consumer Audio Equipment: Used in various consumer audio devices such as mini speakers, USB speakers, and smart appliances.
Q & A
- What is the output power of the TPA3136AD2PWPR?
The TPA3136AD2PWPR can deliver up to 10 watts per channel into 6Ω or 8Ω loads.
- What is the efficiency of the TPA3136AD2PWPR?
The amplifier operates with up to 90% efficiency, eliminating the need for an external heat sink.
- What is the supply voltage range for the TPA3136AD2PWPR?
The amplifier operates from 8 V to 14.4 V.
- Does the TPA3136AD2PWPR have built-in speaker protection?
Yes, it includes SpeakerGuard™ with a power limiter and DC protection.
- What kind of EMI suppression does the TPA3136AD2PWPR use?
The amplifier uses Advanced EMI Suppression Technology with a Spread Spectrum Control scheme.
- What is the package type of the TPA3136AD2PWPR?
The amplifier is available in a 28-HTSSOP package.
- Can the TPA3136AD2PWPR drive speakers with low impedance?
Yes, it can drive stereo speakers with as low as 4-Ω impedance.
- Does the TPA3136AD2PWPR have thermal protection?
Yes, it features thermal protection with an auto recovery feature.
- What are some common applications for the TPA3136AD2PWPR?
It is commonly used in portable audio devices, car audio systems, home theater setups, and consumer audio equipment.
- Is the TPA3136AD2PWPR pin-to-pin compatible with other TI devices?
Yes, it is pin-to-pin compatible with devices like the TPA3110D2 and TPA3138D2.
