STCH03L STMicroelectronics Integrated Circuit (Small Outline Packages) In Stock

 Advanced power management for ultra-low standby power consumption (under 10 mW at 230 VAC)  Fully integrated primary side constant current output regulation (CC)  650 V embedded HV start-up circuit with zero power consumption.  Quasi-resonant (QR) zero-voltage-switching (ZVS) operation  Accurate and adjustable output OVP with options auto-restart (STCH03) or latched (STCH03L) after fault  Output undervoltage protection (UVP) with auto-restart

OBSOLETEIntegrated CircuitVerified Jun 2026
Package / Visual Reference
STCH03LSmall Outline Packages
Quick Facts
Manufacturer
STMicroelectronics
Package
Small Outline Packages
Pin Count
8
Lifecycle
OBSOLETE
Category
Integrated Circuit
Price
From $0.6690(MOQ 100)
Temp Range
-25.0°C to 125.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Specifications

YTEOL0
Analog IC - Other TypeSWITCHING CONTROLLER
Control ModeCURRENT-MODE
Control TechniquePULSE WIDTH MODULATION
Input Voltage-Max23V
Input Voltage-Min11.5V
Input Voltage-Nom14V
JESD-30 CodeR-PDSO-G8
Number of Functions1
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP8,.3
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, HEAT SINK/SLUG
Peak Reflow Temperature (Cel)NOT SPECIFIED
Supply Current-Max (Isup)2.9mA
Surface MountYES
Switcher ConfigurationSINGLE
Switching Frequency-Max154kHz
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)NOT SPECIFIED
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
ECCNEAR99
HTS Code8542.39.00.60

Datasheet

STCH03L Datasheet Download

Official datasheet from STMicroelectronics

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for STCH03L:

STCH03STMicroelectronics

Switching Controller, Current-mode, 154kHz Switching Freq-Max, PDSO8

View Part →
STCH03TRSTMicroelectronics

Switching Controller, Current-mode, 154kHz Switching Freq-Max, PDSO8

View Part →

Frequently Asked Questions

What is the price of STCH03L?

STCH03L is priced from $0.6690 USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is STCH03L in stock?

STCH03L is listed as in stock at FindMyChip, sourced from authorized distributors, and ships worldwide with typical 3-7 business day lead time. Submit an RFQ for current quantity pricing, MOQ, and confirmed availability.

Where can I buy STCH03L?

You can buy STCH03L from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for STCH03L from STMicroelectronics.

What is the datasheet for STCH03L?

The official STCH03L datasheet from STMicroelectronics contains full specifications including pin configuration, electrical characteristics, and application notes. Download it directly from the datasheet section above.

What package does STCH03L come in?

STCH03L is available in Small Outline Packages packaging. See the package diagram and pinout above for detailed dimensional information.

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 $0.6690
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
100+$1.1600$116.00
250+$1.0900$272.50
500+$0.9500$475.00
2000+$0.6690$1337.96
pcs
Unit price: $1.1600 · Total: $116.00

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

Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.

MR
Marco Rossi
CTO, AutoDrive Systems, Italy