Overview
The TDF8599ATH/N2/S6CY, produced by NXP USA Inc., is a high-efficiency, I²C-bus controlled dual-channel class-D power amplifier. This device is designed for car audio applications and features a dual Bridge-Tied Load (BTL) configuration with an NDMOST-NDMOST output stage based on SOI BCDMOS technology. This technology enables low power dissipation, allowing the use of a smaller heat sink compared to standard class-AB amplifiers. The amplifier can operate in either non-I²C-bus mode or I²C-bus mode, providing advanced diagnostic and control capabilities.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Manufacturer | NXP USA Inc. | |
| Type | Class D | |
| Output Type | 1-Channel (Mono) or 2-Channel (Stereo) | |
| Max Output Power x Channels @ Load | 250W x 1 @ 2Ω; 135W x 2 @ 4Ω | |
| Voltage - Supply | 8V ~ 35V | |
| Features | Depop, Differential Inputs, I²C, Mute, Short-Circuit and Thermal Protection | |
| Mounting Type | Surface Mount | |
| Operating Temperature | -40°C ~ 85°C (TA) | |
| Package / Case | 36-HSOP (0.433", 11.00mm Width) Exposed Pad |
Key Features
- I²C-Bus Mode: Supports DC load detection, AC load detection, thermal pre-warning diagnostic level setting, and identification of activated protections or warnings.
- Differential Inputs: Provides improved noise immunity and signal quality.
- Advanced Protection: Includes independent short circuit protection for each channel, load dump protection, thermal foldback, and thermal protection.
- Selectable AD or BD Modulation: Allows for flexible modulation schemes.
- Parallel Channel Mode: Enables high current drive capability.
- Advanced Clocking: Features switchable oscillator clock source, spread spectrum mode, phase staggering, and frequency hopping.
- No ‘Pop Noise’: Eliminates DC output offset voltage-induced noise.
Applications
The TDF8599ATH/N2/S6CY is primarily designed for car audio systems, offering high efficiency and advanced diagnostic capabilities. It is suitable for various automotive audio applications where high power output and robust protection features are required.
Q & A
- What is the maximum output power of the TDF8599ATH/N2/S6CY?
The maximum output power is 250W x 1 @ 2Ω or 135W x 2 @ 4Ω.
- What is the operating voltage range of the TDF8599ATH/N2/S6CY?
The operating voltage range is from 8V to 35V.
- Does the TDF8599ATH/N2/S6CY support I²C-bus mode?
Yes, it supports I²C-bus mode with advanced diagnostic and control features.
- What types of protection does the TDF8599ATH/N2/S6CY offer?
The device includes short circuit protection, thermal foldback, thermal protection, load dump protection, and DC offset protection.
- Can the TDF8599ATH/N2/S6CY operate in non-I²C-bus mode?
Yes, it can operate in non-I²C-bus mode using pins EN and SEL_MUTE for mode switching.
- What is the package type of the TDF8599ATH/N2/S6CY?
The package type is 36-HSOP (0.433", 11.00mm Width) Exposed Pad.
- What is the operating temperature range of the TDF8599ATH/N2/S6CY?
The operating temperature range is from -40°C to 85°C (TA).
- Does the TDF8599ATH/N2/S6CY have differential inputs?
Yes, it has differential inputs for improved noise immunity and signal quality.
- Can the TDF8599ATH/N2/S6CY be used in parallel channel mode?
Yes, it supports parallel channel mode for high current drive capability.
- Is the TDF8599ATH/N2/S6CY qualified according to automotive standards?
Yes, it is qualified in accordance with AEC-Q100.
