ZD Integrated Circuits
Silicon General (SG)

SG1843Y

SMPS Controller · DIP · Linear
✓ In stock at ZDI In demand DISCONTINUED

SG1843Y is a smps controller component manufactured by Silicon General (SG), supplied in DIP package, of type Linear. SG1843Y is marked DISCONTINUED — exactly the hard-to-find, end-of-life inventory ZD Integrated Circuits specializes in sourcing globally. Live availability is shown below from 16 sourcing channel(s).

Part NumberSG1843Y
ManufacturerSilicon General (SG)
CategorySMPS Controller
TypeLinear
PackageDIP
LifecycleDISCONTINUED
✓ In Stock — Ready to Ship
ZDI Stock44 pcs
ConditionNew
Sourcing channels16
PriceCall
Request a Quote → Check Live Availability
Live pricing on request · most quotes same business day

Live Market Availability

MfrQtyDate CodeConditionStatus
1291 In Stock
Silicon General (SG)859324 In Stock
LINFINITY5099+ In Stock
SG499021 In Stock
INFINEON4400-02 In Stock
LN379935 In Stock
MICROSEMI241120 In Stock
MICROSEMI200816 In Stock
LINFINITY100010 In Stock
LINFINITY6 In Stock
SG3 In Stock
MSC31320 In Stock
LINFINITY29823 In Stock
LIN1 In Stock
MICROSEMI300025+ In Stock
OWN STK BEST PRICE10000W2Y In Stock

Availability aggregated across ZDI's global sourcing network. Supplier identities withheld — request a quote for confirmed quantity, lead time, and pricing.

Specifications

Part NumberSG1843Y
ManufacturerSilicon General (SG)
CategorySMPS Controller
TypeLinear
PackageDIP
LifecycleDISCONTINUED
Last UpdatedJune 10, 2026

IC,SMPS CONTROLLER,CURRENT-MODE,BIPOLAR,DIP,8PIN,C

Quality & Counterfeit Avoidance

Counterfeit-avoidance process applied on every order
Incoming inspection, test, and full lot traceability
Vetted global supply network
ESD-controlled handling · authentic parts guaranteed

SG1843Y is marked DISCONTINUED. Obsolete and end-of-life parts carry elevated counterfeit risk — ZDI sources these through vetted channels with inspection and traceability.

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