STMicroelectronics STA550 Amplifiers - Audio

Amplifier IC 2-Channel (Stereo) Class AB 27-Flexiwatt (Vertical)

930STMicroelectronics27-Flexiwatt (Formed Leads)RoHS

Same model may have multiple batches, images only for reference.

STA550

Manufacturer

STMicroelectronics

Part Number (MPN)

STA550

Technical Specifications

STMicroelectronics STA550 Amplifiers - Audio technical specifications.

General

Series

Bash®

Package / Case

27-Flexiwatt

Mounting Type

Through Hole

Operating Temperature

0°C ~ 70°C (TA)

Supply Voltage

20V ~ 30V

Lifecycle Status

Obsolete

Features

Mute, Standby, Thermal Protection

Type

Class AB

Output Type

2-Channel (Stereo)

Max Output Power X Channels Load

70W x 2 @ 4Ohm

Alternate Parts Comparison (STA550 vs STA575 vs STPA008-48X vs TDA7577BLVSMTR)

Side-by-side technical parameter comparison of related primary models in this product family.

	This Part	Alternate Parts	Alternate Parts	Alternate Parts
	STMicroelectronicsSTA550	STMicroelectronicsSTA575	STMicroelectronicsSTPA008-48X	STMicroelectronicsTDA7577BLVSMTR
Package / Case	27-Flexiwatt	27-Flexiwatt	27-Flexiwatt	27-Flexiwatt
Mounting Type	Through Hole	Through Hole	Through Hole	Surface Mount
Lifecycle Status	Obsolete	Obsolete	Active	Active
Max Output Power X Channels Load	70W x 2 @ 4Ohm	100W x 2 @ 8Ohm	50W x 4 @ 4Ohm	155W x 1 @ 1Ohm; 78W x 2 @ 2Ohm
Output Type	2-Channel (Stereo)	2-Channel (Stereo)	4-Channel (Quad)	1-Channel (Mono) or 2-Channel (Stereo)
Type	Class AB	Class AB	Class AB	Class AB
Operating Temperature	0°C ~ 70°C (TA)	0°C ~ 70°C (TA)	--	-40°C ~ 105°C (TA)
Supply Voltage	20V ~ 30V	20V ~ 28V	--	6V ~ 18V
Features	Mute, Standby, Thermal Protection	Mute, Standby, Thermal Protection	Short-Circuit and Thermal Protection	--
Action	RFQ	RFQ	RFQ	RFQ

More Parts in Audio Amplifiers

Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.

TDA75610LV STMicroelectronics