STA550

$7.61

Description：IC AMP AB STEREO 70W 27FLEXIWATT
Series：Bash®
Mfr：STMicroelectronics
Package：Tube

SKU:f0f80da72606 Category: Audio Amplifiers Brand: STMicroelectronics

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Product introduction

Product Detailed Parameters

Description：IC AMP AB STEREO 70W 27FLEXIWATT
Series：Bash®
Mfr：STMicroelectronics
Package：Tube
Type：Class AB
Output Type：2-Channel (Stereo)
Max Output Power x Channels @ Load：70W x 2 @ 4Ohm
Voltage - Supply：20V ~ 30V
Features：Mute, Standby, Thermal Protection
Mounting Type：Through Hole
Supplier Device Package：27-Flexiwatt (Vertical)
Package / Case：27-Flexiwatt, Formed Leads
Operating Temperature：0°C ~ 70°C (TA)
Grade：-
Qualification：-

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STA550

Overview

The STA550 is a stereo audio power amplifier manufactured by STMicroelectronics. It utilizes BASH (Boosted Audio Switching Hybrid) technology to deliver high efficiency and performance in a compact form factor. The device provides 70 watts of output power per channel, making it suitable for demanding audio applications requiring significant amplification capabilities.

Feature Summary

Stereo audio amplification using BASH topology
High power output capability for robust audio systems

Applications

Automotive infotainment systems
Home theater audio setups
Professional sound reinforcement equipment

Procurement Notes

Verify component authenticity through authorized STMicroelectronics distributors or certified partners. Confirm the specific package variant matches design requirements. Note that this part may be subject to end-of-life status; check current availability and lifecycle notifications before finalizing procurement plans.

Selection Notes

Evaluate thermal management solutions due to high power dissipation characteristics inherent to BASH amplifiers. Ensure supply voltage rails meet the operational requirements for 70W stereo output. Consider PCB layout guidelines provided in the datasheet to minimize noise and maximize efficiency.

Part Context

The STA550 belongs to STMicroelectronics' portfolio of automotive-grade audio amplifiers. It is designed to replace older discrete or hybrid solutions with an integrated IC approach, offering improved reliability and reduced board space compared to traditional amplifier designs in similar power classes.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.