Home • Products • Integrated Circuits (ICs) • Linear • Amplifiers • Audio Amplifiers • TS421IST
TS421IST
Purchase Protection

We source brand-new parts via original manufacturers, franchised distributors or verified independent channels, with incoming inspection. Channel type is confirmed on your quote.

Contact sales or email [email protected] with MPN and quantity. We reply with stock, ETA and reference pricing — confirm before PO.

Reference price and stock shown as of 2026-09-19. Confirm live availability and unit price via RFQ before placing a PO.

TS421IST

IC AMP AB MONO 367MW 8MINISO
STMicroelectronics · Audio Amplifiers · BOM Matching
Mfr. Part Number
TS421IST
Manufacturer
STMicroelectronics
Package / Case
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Datasheet
Datasheet
Description
IC AMP AB MONO 367MW 8MINISO
RoHS Status
Lead Free / RoHS Complaint
Availability
Sourcing — Lead time quoted on request (often 3–15 business days by channel)
sample
Free Sample
TS421IST
STMicroelectronics
Request a free sample for evaluation. We will contact you shortly.
* Mandatory Fields
*Quantity:
*Contact Name
Contact Name is required
Company Name
*Email
Email is required
Phone
*Country
Country is required
Your Question
Cancel
SUBMIT
In Stock5,546
Unit
Price
$1.35
Buy Now
Buy at reference price · Secure checkout
Get Quote
No payment required · Reply within 24h
Reference Price
QuantityPrice
1$ 1.3500
Prices are for reference only. The final transaction is subject to confirmation.
As of 2026-09-19 · Valid as reference until 2026-09-26 · Request RFQ for live stock.
Need a better price?
Open Quick RFQ for this part

Specification Summary

Package / Case
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package
8-MiniSO
Voltage - Supply
2V ~ 5.5V
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Features
Differential Inputs, Short-Circuit Protection, Standby
Max Output Power x Channels @ Load
367mW x 1 @ 16Ohm
Output Type
1-Channel (Mono)
Full specifications are listed below. Need alternates or BOM matching? Read BOM guide · Request a quote
Stock status: Sourcing — Lead time quoted on request (often 3–15 business days by channel)
Shortage / allocation / EOL lines may need longer — ask via RFQ.
Reference price and stock shown as of 2026-09-19. Confirm live availability and unit price via RFQ before placing a PO.
Lead time FAQ Authenticity FAQ MOQ FAQ
Specifications
Product Description
Purchase & Inquiry
Max Output Power x Channels @ Load
367mW x 1 @ 16Ohm
Voltage - Supply
2V ~ 5.5V
Features
Differential Inputs, Short-Circuit Protection, Standby
Operating Temperature
-40°C ~ 85°C (TA)
Output Type
1-Channel (Mono)
Type
Class AB
Mounting Type
Surface Mount
Package / Case
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package
8-MiniSO
IC AMP AB MONO 367MW 8MINISO
Brand Introduction
STMicroelectronics is a global independent semiconductor company and is a leader in developing and delivering semiconductor solutions across the spectrum of microelectronics applications. An unrivaled combination of silicon and system expertise, manufacturing strength, Intellectual Property (IP) portfolio and strategic partners positions the Company at the forefront of System-on-Chip (SoC) technology and its products play a key role in enabling today's convergence trends.
Evaluation ( 0 )
Write Your Review
Email is required
SUBMIT
Content is required

Related Parts

Same category / brand alternatives buyers often compare.
TS486ID
TS486ID
STMicroelectronics
IC AMP CLASS AB STEREO 108MW 8SO
 TS488IQT
TS488IQT
STMicroelectronics
IC AMP CLASS AB STER 130MW 8DFN
 TS4975EIJT
TS4975EIJT
STMicroelectronics
IC AMP AB STEREO 40MW 12FLIPCHIP
 TS4902IST
TS4902IST
STMicroelectronics
IC AMP AB MONO 700MW 8MINISO
 TS488IST
TS488IST
STMicroelectronics
IC AMP AB STEREO 130MW 8MINISO
 TDA7265B
TDA7265B
STMicroelectronics
IC AMP AB STER 30W MULTIWATT-11
 TDA2005R
TDA2005R
STMicroelectronics
IC AMP B MON/STER 22W 11MULTIWTT
 TDA7802
TDA7802
STMicroelectronics
IC AMP SB QUAD 72W 27FLEXIWATT

Buying FAQ — TS421IST

Answer-first notes for stock, authenticity, lead time and quoting. Marked up as FAQPage.

How do I buy TS421IST from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes TS421IST. We reply with stock, channel note, reference price and ETA.

Is the listed price final?

Prices on the product page are reference only. Confirm unit price, currency and validity via RFQ before placing a PO.

How fresh is the stock figure?

Stock and reference price show an as-of date on the page. Ask for a live confirm — allocation lines can change daily.

How do you source authentic parts?

We source from manufacturers, franchised distributors and verified independents, then inspect incoming lots. See /anti-counterfeit/.

What is a typical lead time?

In-stock lines often ship within 24–48 hours after confirmation. Sourcing / allocation ETAs are quoted per line — see /lead-time-shipping/.
BOM matching · Anti-counterfeit · Lead time & shipping

Explore by Brand, Category & Application

STMicroelectronics catalog Audio Amplifiers Industrial Control Automotive Electronics Communications BOM Matching Authenticity Check Lead Time & Shipping Procurement FAQ