MAX640CSA+ Maxim Integrated Integrated Circuit (Small Outline Packages) In Stock

MAX640CSA+, DC-DC Converter, 225mA Adjustable/Fixed 1.3 → 11.5 V, Step Down, 8-Pin SOIC

ACTIVEIntegrated CircuitVerified Jun 2026
Package / Visual Reference
MAX640CSA+Small Outline Packages
Quick Facts
Manufacturer
Maxim Integrated
Package
Small Outline Packages
Pin Count
8
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $5.5900(MOQ 100)
Temp Range
?°C to 70.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Specifications

Manufacturer Package Code8-SOIC_N-150_MIL
Date Of Intro1999-05-26
YTEOL9
Analog IC - Other TypeSWITCHING REGULATOR
Control ModeCURRENT-MODE
Control TechniquePULSE FREQUENCY MODULATION
Input Voltage-Max11.5V
Input Voltage-Min4V
Input Voltage-Nom4V
JESD-30 CodeR-PDSO-G8
JESD-609 Codee3
Number of Functions1
Output Current-Max1A
Output Voltage-Max3.43V
Output Voltage-Min3.17V
Output Voltage-Nom3.3V
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP8,.25
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Supply Current-Max (Isup)0.02mA
Surface MountYES
Switcher ConfigurationBUCK
TechnologyCMOS
Temperature GradeCOMMERCIAL
Terminal FinishMatte Tin (Sn) - annealed
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.39.00.60
Country of OriginJapan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA

Datasheet

MAX640CSA+ Datasheet Download

Official datasheet from Maxim Integrated

Alternate & Equivalent Parts

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What is the price of MAX640CSA+?

MAX640CSA+ is priced from $5.5900 USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is MAX640CSA+ in stock?

MAX640CSA+ 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 MAX640CSA+?

You can buy MAX640CSA+ from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for MAX640CSA+ from Maxim Integrated.

What is the datasheet for MAX640CSA+?

The official MAX640CSA+ datasheet from Maxim Integrated contains full specifications including pin configuration, electrical characteristics, and application notes. Download it directly from the datasheet section above.

What package does MAX640CSA+ come in?

MAX640CSA+ 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 Maxim Integrated

Maxim Integrated is a leading electronic component manufacturer. FindMyChip sources Maxim Integrated ICs directly from authorized China distributors, offering competitive pricing and reliable stock.

AvailabilityIn Stock
Reference Price (USD)
From $5.5900
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
100+$6.5677$656.77
500+$6.2900$3145.00
1000+$5.9400$5940.00
10000+$5.5900$55900.00
pcs
Unit price: $6.5677 · Total: $656.77

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

We've been using FindMyChip for 2 years. Pricing is consistently 20-30% below Mouser/DigiKey for volume orders.

SK
Sarah Kim
VP Engineering, NovaBit Electronics, South Korea