TDA7801PDTR STMicroelectronics Integrated Circuit (Other) In Stock
STMicroelectronics TDA7801PDTR is a digital-input quad Class AB power amplifier with built-in diagnostic features in a 36-pin SSOP package. Delivers four-channel audio amplification with built-in fault detection for automotive and consumer audio systems. Available in stock with worldwide shipping.
- Manufacturer
- STMicroelectronics
- Package
- Other
- Pin Count
- 36
- Lifecycle
- OBSOLETE
- Datasheet
- TDA7801PDTR Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 105.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TDA7801PDTR?
- Quad-channel Class AB audio amplifier with digital input interface for high-fidelity 4-channel sound reproduction
- Built-in diagnostic features including fault detection and protection circuits for reliable automotive and consumer audio operation
- 36-pin SSOP (0.56 mm pitch) package enables compact PCB integration in space-constrained head unit designs
- Peak reflow temperature rating of 245°C ensures compatibility with standard lead-free SMT assembly processes
What is TDA7801PDTR used for?
The TDA7801PDTR is designed for automotive head units, car radio amplifier stages, and in-vehicle entertainment systems requiring a 4-channel amplifier with diagnostic feedback for system health monitoring. Its digital input interface and Class AB topology make it suitable for consumer home audio systems, soundbars, and multimedia receivers where four discrete audio channels must be amplified efficiently with low distortion. The integrated diagnostic features are especially valuable in automotive applications where fault conditions must be detected and reported to the vehicle control system without additional external circuitry.
What are the specifications of TDA7801PDTR?
| YTEOL | 0 |
| Consumer IC Type | CLASS AB AUDIO AMPLIFIER |
| JESD-30 Code | R-PDSO-G36 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SSOP36,.56 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 245 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Technology | BCDMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.635mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
| Country of Origin | Malaysia |
Where can I find the TDA7801PDTR datasheet?
TDA7801PDTR Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for TDA7801PDTR?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How many output channels does the TDA7801PDTR support and what amplifier class does it use?
The TDA7801PDTR is a quad-channel (4-channel) Class AB audio power amplifier, making it suitable for driving 4 independent speaker channels simultaneously. Class AB operation provides a balance between the low distortion of Class A and the high efficiency of Class B, which is ideal for automotive head units and consumer audio systems.
What diagnostic capabilities does the TDA7801PDTR provide and why are they important for automotive audio designs?
The TDA7801PDTR includes built-in diagnostic features that monitor fault conditions such as overtemperature, short-circuit, and load fault detection across its 4 amplifier channels. In automotive applications these diagnostics allow the vehicle's head unit to detect and report audio system failures without external fault detection circuits, improving system reliability and reducing component count.
Which package does the TDA7801PDTR use and how does its 36-pin SSOP form factor affect PCB layout for a 4-channel amplifier?
The TDA7801PDTR is housed in a 36-pin SSOP (R-PDSO-G36) package with a 0.56 mm equivalent pitch, which is smaller than a standard SOIC package. This compact footprint allows a complete 4-channel amplifier with diagnostics to fit on a constrained automotive head unit PCB, saving space compared to discrete 4-channel solutions using multiple separate amplifier ICs.
Is the TDA7801PDTR compatible with standard lead-free reflow soldering at 245°C peak temperature?
Yes, the TDA7801PDTR is rated for a peak reflow temperature of 245°C, which is within the JEDEC J-STD-020 specification for lead-free reflow processes. Its JEDEC-609 code e3 indicates a moisture sensitivity level compatible with standard handling procedures, making it suitable for automated lead-free SMT assembly in automotive and consumer electronics production.
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Why Buy from FindMyChip
About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
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