TSZ121ILT STMicroelectronics Hardware (SOT23 (5-Pin)) In Stock

TSZ121ILT is an operational amplifier by STMicroelectronics. Key specs include Average Bias Current-Max (IIB): 0.0003 µA; Bias Current-Max (IIB) @25C: 0.0002 µA. From RFQ price checks to worldwide shipping, FindMyChip supports sourcing.

ACTIVEHardwareVerified Jun 2026
Package / Visual Reference
TSZ121ILTSOT23 (5-Pin)
Quick Facts
Manufacturer
STMicroelectronics
Package
SOT23 (5-Pin)
Pin Count
5
Lifecycle
ACTIVE
Category
Hardware
Price
From $0.4145(MOQ 1)
Temp Range
-40.0°C to 125.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of TSZ121ILT?

  • Average Bias Current-Max (IIB): 0.0003 µA for operational amplifier design checks
  • LSSOP, 5 pins package information for PCB footprint and receiving inspection
  • -40°C to 125°C operating temperature context for qualification planning
  • SOT-23,5 PIN source description preserved for buyer review
  • STMicroelectronics TSZ121ILT identification for RFQ, traceability, and alternate checks

What is TSZ121ILT used for?

TSZ121ILT is suited to signal conditioning, sensor front ends, active filters, and precision analog stages where LSSOP, 5 pins sourcing details matter. Buyers commonly verify -40°C to 125°C, lifecycle status, and manufacturer traceability before approving it for production or maintenance builds.

What are the specifications of TSZ121ILT?

Factory Lead Time16Weeks
YTEOL8
Amplifier TypeOPERATIONAL AMPLIFIER
ArchitectureVOLTAGE-FEEDBACK
Average Bias Current-Max (IIB)0.0003 µA
Bias Current-Max (IIB) @25C0.0002 µA
Common-mode Reject Ratio-Min115dB
Common-mode Reject Ratio-Nom128dB
Frequency CompensationYES
Input Offset Voltage-Max8 µV
JESD-30 CodeR-PDSO-G5
JESD-609 Codee4
Low-BiasYES
Low-OffsetYES
MicropowerYES
Number of Functions5
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTSOP5/6,.11,37
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, LOW PROFILE, SHRINK PITCH
Packing MethodTR
Peak Reflow Temperature (Cel)260
PowerNO
Programmable PowerNO
Qualification StatusNot Qualified
Slew Rate-Nom0.19V/us
Supply Current-Max0.04mA
Supply Voltage Limit-Max6V
Supply Voltage-Nom (Vsup)3.3V
Surface MountYES
TechnologyCMOS
Temperature GradeAUTOMOTIVE
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WING
Terminal Pitch0.95mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
Unity Gain BW-Nom400
Voltage Gain-Min316227.78
WidebandNO
PackageSOT23 (5-Pin)

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.33.00.01
Country of OriginMalaysia

Where can I find the TSZ121ILT datasheet?

TSZ121ILT Datasheet Download

Official datasheet from STMicroelectronics

What are equivalent replacements for TSZ121ILT?

Compatible alternatives and drop-in replacements for TSZ121ILT:

TSZ121ICTSTMicroelectronics

Operational Amplifier, 5 Func, 8uV Offset-Max, CMOS, PDSO1

View Part →
TSZ121IYLTSTMicroelectronics

Operational Amplifier, 5 Func, 8uV Offset-Max, CMOS, PDSO1

View Part →
TSZ121IYCTSTMicroelectronics

Operational Amplifier, 1 Func, 8uV Offset-Max, CMOS, PDSO5

View Part →

Frequently Asked Questions

Which design detail should engineers check first for TSZ121ILT?

Start with Average Bias Current-Max (IIB): 0.0003 µA because it is the clearest numeric constraint in the available context. Also confirm the 5 pins package details before schematic reuse or AVL approval.

How should the package listing be used when sourcing TSZ121ILT?

TSZ121ILT is listed with LSSOP, 5 pins, giving buyers a concrete package target for footprint checks, incoming inspection, reel or tube planning, and approved-source matching.

What should procurement confirm before placing an RFQ for TSZ121ILT?

Confirm the exact STMicroelectronics MPN, -40°C to 125°C operating context, and datasheet revision. For controlled builds, request date-code traceability and RoHS or lead-free evidence before release.

Related Guides

Why Buy from FindMyChip

Authorized Source
Verified supply chain with full traceability & inspection
Competitive Pricing
Factory-direct from China distributors, low MOQ
Fast Shipping
DHL Express 3–5 days · FedEx/UPS 5–7 days worldwide
Quality Guaranteed
30-day replacement for defective parts, no questions asked

About STMicroelectronics

STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.

AvailabilityIn Stock
Reference Price (USD)
From $0.4145
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$0.9100$0.91
10+$0.7800$7.80
100+$0.5100$51.00
250+$0.4700$117.50
500+$0.4500$225.00
9000+$0.4144$3730.05
pcs
Unit price: $0.9100 · Total: $0.91

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

Response time is incredible — usually under 4 hours. They understand that production lines can't wait.

JW
James Wright
Supply Chain Director, CircuitPro Ltd, UK