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LD2985BM31R — SOT-23-5 / SOT-23-6 package (representative)
SOT-23-5 / SOT-23-6
Representative of package type
STMicroelectronics

LD2985BM31R

LDO Regulator · SOT-23-5 · Analog
Part Status: Active
Data last refreshed Jul 27, 2026
Manufacturer
STMicroelectronics
Mfr Part #
LD2985BM31R
Series
LD2985
Category
LDO Regulator
Datasheet
View datasheet ↗
Availability & Pricing
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Product Attributes

Electrical & Parametric
Output Voltage3.1 V
Output Current150 mA
Physical & Thermal
Package / CaseSOT-23-5
Mounting TypeSurface Mount
SeriesLD2985
Operating Temperature-40°C ~ 125°C
Classification & Lifecycle
CategoryLDO Regulator
TypeAnalog
Part StatusActive

150 mA low-dropout voltage regulator, 3.1 V fixed output

Environmental & Export Classifications

RoHS Status
RoHS Compliant

Part Activity

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Engineering FAQ

What are the key specifications of LD2985BM31R?
Output Voltage: 3.1 V; Output Current: 150 mA.
What package is LD2985BM31R supplied in?
LD2985BM31R is supplied in the SOT-23-5 package, surface mount, rated -40°C ~ 125°C.
Can ZDI source LD2985BM31R beyond the quantities shown?
Yes — ZD Integrated Circuits specializes in sourcing hard-to-find, obsolete, and excess electronic components through its global network, with counterfeit-avoidance inspection on every lot. Submit an RFQ with your target quantity for availability and pricing.

Documents & Media

Quality & Counterfeit Avoidance

ISO 9001 ERAI Member ESD Certified GIDEP Participant ZDI EQuality Process CAGE Code 1V8K2

ZD Integrated Circuits operates an ISO 9001-certified quality system incorporating JEDEC-standard process-control elements. In an era of global sourcing and internet procurement, standards compliance alone no longer assures component authenticity — so ZDI pioneered a multi-layered counterfeit-avoidance program: supplier analysis at the source-country level, detailed component analysis, defined inspection standards for all incoming devices, and stringent supplier rating and review. These programs let ZDI guarantee the integrity and the source of every component it ships.

Every lot moves through ZDI's EQuality Process™ — validation, QI-1 and QI-2/camera inspection, RoHS verification, bake and bag-and-tag, and QI-3 final inspection — with Quality-Manager disposition before release. Nonconforming material is quarantined; conforming material is warehoused or shipped.

✓Multi-stage EQuality Process™ inspection (QI-1 · QI-2/camera · QI-3)
✓Source-country supplier analysis, rating & review
✓Incoming inspection, RoHS verification, bake, full lot traceability
✓ESD-controlled handling · authentic parts guaranteed

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