LM56BIM/NOPBIn StockTexas Instruments

LM56BIM/NOPB is a dual output resistor-programmable temperature switch IC. It features ±2°C accuracy, 0.23mA max operating current, and surface mount SOT-23 packaging. From $1.24, in stock with worldwide shipping.

OBSOLETEIntegrated CircuitVerified Apr 2026
Package / Visual Reference
LM56BIM/NOPBSmall Outline Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Small Outline Packages
Pin Count
8
Lifecycle
OBSOLETE
Category
Integrated Circuit
Price
From $1.2400(MOQ 500)
Temp Range
-40.0°C to 125.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • Dual output resistor-programmable thresholds for flexible temperature trip-point setting without external DACs
  • High accuracy up to ±2°C maximum error over the full operating temperature range
  • Ultra-low operating current of 0.23mA max, ideal for battery-powered and power-sensitive designs
  • Surface mount plastic/epoxy Small Outline package enabling compact PCB footprint

Applications

The LM56BIM/NOPB is well-suited for thermal management in portable electronics, industrial control systems, and telecommunications equipment where precise temperature monitoring is critical. Its dual outputs enable over-temperature protection and fan control in servers, power supplies, and motor drives. The device also finds use in HVAC systems, battery management circuits, and consumer appliances requiring cost-effective, accurate temperature switching.

Specifications

YTEOL0
Accuracy-Max (Cel)2Cel
Body Breadth3.9mm
Body Height1.72mm
Body Length or Diameter4.89mm
HousingPLASTIC
JESD-609 Codee3
Mounting FeatureSURFACE MOUNT
Operating Current-Max0.23mA
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP8,.25
Package Shape/StyleRECTANGULAR
Sensors/Transducers TypeTEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,DUAL TRIP POINT
Supply Voltage-Max10V
Supply Voltage-Min2.7V
Surface MountYES
Terminal FinishMATTE TIN
Termination TypeSOLDER
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
ECCNEAR99
HTS Code8542.39.00.01

Datasheet

LM56BIM/NOPB Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for LM56BIM/NOPB:

LM56CIM/NOPBNational Semiconductor Corporation Dual Trip Point

Switch/Digital Sensor, 4Cel, Rectangular, 8 Pin, Surface Mount

View Part →
LM56CIMNational Semiconductor Corporation Dual Trip Point

Switch/Digital Sensor, 4Cel, Rectangular, 8 Pin, Surface Mount

View Part →
LM56BIMM/NOPBTexas Instruments

Dual Trip Point Switch/Digital Sensor, 2Cel, Square, 8 Pin, Surface Mount

View Part →
LM56BIMTexas Instruments

Dual Trip Point Switch/Digital Sensor, 3Cel, Rectangular, 8 Pin, Surface Mount

View Part →
LM56BIMMTexas Instruments

Dual Trip Point Switch/Digital Sensor, 3Cel, Square, 8 Pin, Surface Mount

View Part →

Frequently Asked Questions

What is the temperature accuracy of the LM56BIM/NOPB?

The LM56BIM/NOPB provides a maximum temperature accuracy of ±2°C over its operating range, making it suitable for precision thermal protection applications where tight threshold tolerances are required.

How are the temperature thresholds set on the LM56BIM/NOPB?

The trip-point thresholds on the LM56BIM/NOPB are set using external resistors connected to the programming pins. This resistor-programmable approach eliminates the need for external DACs or digital interfaces, simplifying the circuit design and reducing component count.

What package does the LM56BIM/NOPB use and what are its dimensions?

The LM56BIM/NOPB is housed in a surface mount Small Outline Package (SOP) with a plastic/epoxy body measuring approximately 4.89mm in length, 3.9mm in width, and 1.72mm in height, suitable for compact PCB designs.

What is the operating current of the LM56BIM/NOPB?

The LM56BIM/NOPB has a maximum operating current of 0.23mA, making it an excellent choice for battery-powered devices, wearables, and other power-sensitive applications where minimizing quiescent current is important.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

AvailabilityIn Stock
Reference Price (USD)
From $1.2400
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
500+$1.4000$700.00
1000+$1.3200$1320.00
10000+$1.2400$12400.00
pcs
Unit price: $1.4000 · Total: $700.00

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

The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.

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Rajesh Patel
Procurement Manager, VoltEdge Energy, India