TDA7391
- Mfr.Part #
- TDA7391
- Manufacturer
- STMicroelectronics
- Package / Case
- Multiwatt-11 (Vertical, Bent and Staggered Leads)
- Datasheet
- Download
- Description
- IC AMP AB MONO 45W 11MULTIWATT
- Stock
- 1,704
- In Stock :
- 1,704
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- STMicroelectronics
- Product Category :
- Audio Amplifiers
- Gain :
- 30 dB
- Type :
- Class AB
- Pin Count :
- 11
- Harmonic Distortion :
- 10%
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Feature :
- Depop, Differential Inputs, Mute, Short-Circuit and Thermal Protection, Standby
- HTS Code :
- 8542.33.00.01
- Quiescent Current :
- 60mA
- Output Power :
- 40W
- Supply Voltage-Max (Vsup) :
- 18V
- Max Power Dissipation :
- 43W
- Max Output Power :
- 45W
- Number of Terminations :
- 11
- Common Mode Rejection Ratio :
- 65 dB
- Bandwidth :
- 22 kHz
- Mounting Type :
- Through Hole
- Number of Channels :
- 1
- Power Dissipation :
- 43W
- Terminal Position :
- Zig-Zag
- Voltage - Supply :
- 8V~18V
- Operating Temperature :
- -40°C~105°C TA
- Packaging :
- Tube
- Base Part Number :
- TDA7391
- Nominal Supply Current :
- 150mA
- ECCN Code :
- EAR99
- Lead Free :
- Lead Free
- JESD-609 Code :
- e3
- Supply Voltage-Min (Vsup) :
- 8V
- Number of Pins :
- 11
- Terminal Finish :
- Tin (Sn)
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Power Supply Rejection Ratio (PSRR) :
- 60dB
- Supply Type :
- Single
- Package / Case :
- Multiwatt-11 (Vertical, Bent and Staggered Leads)
- Width :
- 5mm
- Number of Functions :
- 1
- Max Output Power x Channels @ Load :
- 45W x 1 @ 3.2 Ω
- RoHS Status :
- ROHS3 Compliant
- Length :
- 20.2mm
- Terminal Pitch :
- 1.7mm
- Height :
- 17.75mm
- Radiation Hardening :
- No
- Output Type :
- 1-Channel (Mono)
- Mount :
- Through Hole
- Factory Lead Time :
- 12 Weeks
- Input Bias Current :
- 10μA
- Voltage Gain :
- 30dB
- Operating Supply Voltage :
- 15V
- Datasheets
- TDA7391
TDA7391 Documents

Audio Amplifiers STMicroelectronics TDA7391 Overview
The TDA7391, manufactured by STMicroelectronics, is an integrated circuit amplifier designed for mono audio applications. With its compact design and high performance, this IC is ideal for various audio amplification needs in both professional and consumer electronics.
Featuring a robust construction and advanced circuitry, the TDA7391 delivers a powerful output of 45W, making it suitable for demanding audio systems. Its versatility and reliability make it a preferred choice among audio enthusiasts and industry professionals alike.
TDA7391 Features
- Monolithic Amplifier IC
- AB Class Operation
- Output Power: 45W
- Package: 11-Multiwatt
- Wide Supply Voltage Range
- Thermal Shutdown Protection
- Short Circuit Protection
- Low Distortion
- High Signal-to-Noise Ratio
TDA7391 Applications
- Car Audio Systems: The TDA7391 is perfect for powering speakers in car audio systems, providing crisp and clear sound quality even in high-noise environments. Its compact size and thermal protection make it an ideal choice for automotive applications.
- Home Theater Systems: Integrated into home theater amplifiers, the TDA7391 enhances the audio experience with its high power output and low distortion. Whether for movies or music, this IC ensures immersive sound reproduction.
- Professional Audio Equipment: From amplifiers to PA systems, the TDA7391 finds its place in professional audio setups where reliability and performance are paramount. Its AB class operation and protection features make it a dependable choice for various audio applications.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















