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YD7388
YD7388
| Part Number | YD7388 |
|---|---|
| Manufacturer | YONGXING / YouDa |
| Category | Integrated Circuits (ICs) > Linear – Amplifiers – Audio |
| Description | High-power 4 x 25W (Typical) / 4 x 45W (Max) quad bridge car radio audio power amplifier IC, pin-to-pin compatible with TDA7388. |
Product Overview
The YD7388 is a four-channel Class AB audio power amplifier designed for automotive audio systems and general high-power audio applications. It adopts quad bridge topology, delivers stable and powerful sound output, and features comprehensive built-in protection circuits against overvoltage, overcurrent, short circuit and overtemperature. This device is fully pin-compatible with TDA7388, enabling direct replacement and easy upgrade or repair for existing audio equipment.
Core Advantages
Excellent Audio Performance
Class AB working mode ensures low distortion and clear sound quality, suitable for medium and high power audio playback scenarios, and brings outstanding listening experience.
Pin-to-Pin Compatibility
Fully compatible with TDA7388 in package and pin definition, no PCB modification needed, convenient for equipment maintenance and part replacement.
Multiple Protection Functions
Integrated overvoltage, overcurrent, short-circuit and thermal protection circuits, effectively prevent chip damage caused by abnormal working conditions and improve equipment reliability.
Wide Working Voltage Range
Supports 8V to 18V working voltage, perfectly adapting to standard automotive power supply environment and various civil audio power systems.
Key Specifications
| Parameter | Specification Details |
|---|---|
| Brand | YONGXING / YouDa |
| RoHS Status | RoHS Compliant / Lead Free |
| EDA / CAD Models | PCB Footprint and Symbol Available |
| Warranty | 1-Year Manufacturer Warranty |
| Package / Case | HZIP-25 (ZIP-25) |
| Mounting Type | Through Hole |
| Surface Marking / Silkscreen | YD7388 Marking |
| Amplifier Type | Class AB |
| Number of Channels | 4-Channel (Quad) |
| Max Output Power | 4 x 25W @ 14.4V, 1kHz, 10% THD (Typical); 4 x 45W Max @ 4 Ohm |
| Supply Voltage Range | 8V to 18V (Standard automotive operational rail) |
| Operating Temperature | -40°C to +85°C (Automotive / Industrial Grade) |
| Compatible Model | Pin-to-pin compatible with TDA7388 |
| Heat Sink Required | Yes |
Typical Applications
- Automotive Audio: Car radios, car multimedia players and vehicle audio systems
- Home Audio: High-power active speakers, multi-channel audio amplifiers
- Public Address: Small and medium-sized commercial audio playback equipment
- Audio Repair: Replacement part for faulty TDA7388 amplifier circuits
Order & Shipping Info
| Minimum Order Quantity (MOQ) | 1 Piece |
| Shipping Time | Shipped within 1-2 business days |
| Delivery Time | 3-7 working days worldwide |
| Shipping Methods | DHL, UPS, FedEx, EMS |
| Payment Methods | T/T (Bank Transfer), PayPal, Credit Card, Western Union |
Technical Support
For datasheet, sample requests, stock check, or bulk pricing, please use the Quick Inquiry form. We will reply within 24 hours.
Frequently Asked Questions
Q1: Can YD7388 directly replace TDA7388?
A1: Yes, YD7388 is fully pin-to-pin compatible with TDA7388, it can be used for direct replacement without changing circuits.
Q2: Is a heat sink necessary for this amplifier IC?
A2: Yes. This is a high-power audio amplifier, a matched heat sink must be installed during use to avoid overheating damage.
Q3: What is the main application of YD7388?
A3: It is mainly used for car audio systems, active speakers and other equipment that requires four-channel high-power audio amplification.
Q4: Are your YD7388 products brand new and original?
A4: All our YD7388 chips are brand new original products with strict quality inspection before delivery.
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