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LM139DR The Texas Instruments LM139DR is a quad differential comparator IC designed for robust performance. It operates over a wide temperature range and features open-collector outputs.
Mfr Part #:

LM139DR

Available from 3 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM139DR is a quad differential comparator IC designed for robust performance. It operates over a wide temperature range and features open-collector outputs.
✓ Total Stock: 4,760 pcs
$ Price Range: $0.69

LM139DR Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
PROSOFT ELECTRONICS ✓
Non-Authorised Inventory information
2,433 pcs
On Request
2433 pcs On Request 1 On Request On Request 25+ On Request On Request
Optech Co.,Limited ✓
Non-Authorised Inventory information
2,011 pcs
On Request
2011 pcs On Request 1 On Request On Request 24+ On Request On Request
Xingangxin ✓
Non-Authorised Inventory information
316 pcs
On Request
316 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

LM139DR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Mounting Type
Number of Elements
Operating Temperature
Output Type
Supplier Device Package
Supplier Package
Type
Voltage
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LM139DR Description

Short technical summary and product information.

The LM139DR from Texas Instruments is a quad differential comparator housed in a 14-SOIC package. This device is designed for applications requiring precise voltage comparison with a wide operating supply voltage range from 2V to 36V.

 

Key electrical characteristics include a typical supply current of 0.2mA per channel and a propagation delay time of 1.3µs. The comparator features open-collector, CMOS, MOS, and TTL compatible outputs, offering flexibility in circuit design. The operating temperature range is -55°C to 125°C, making it suitable for demanding environments.

 

This comparator is surface-mountable and comes in a 14-SOIC package, measuring 0.154 inches in width. Its differential input type and multiple output compatibility make it a versatile component for various electronic systems.

LM139DR Quick Information

Product Type: Comparator
Canonical Name: LM139DR Quad Differential Comparator
Subcategory: Differential Comparator

LM139DR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LM139DR Estimated Pricing

Qty Low High
1+ $0.69 $0.69

Estimated market price range - modelled values for guidance only, not live distributor offers.

LM139DR Features

  • Quad differential comparator IC.
  • Wide 2V to 36V supply voltage.
  • Operates from -55°C to 125°C.
  • 1.3µs typical propagation delay.
  • Surface mount 14-SOIC package.

LM139DR Applications

  • Used in voltage monitoring circuits.
  • Suitable for threshold detection.
  • Applicable in signal conditioning.
  • Ideal for control systems.

LM139DR FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operating temperature range for the LM139DR?

The LM139DR operates from -55°C to 125°C.

What is the supply voltage range for the LM139DR?

The LM139DR has a minimum supply voltage of 2V and a maximum of 36V.

What type of output does the LM139DR have?

The LM139DR features open-collector, CMOS, MOS, and TTL compatible outputs.

How many channels does the LM139DR have?

The LM139DR is a quad comparator, meaning it has 4 channels.

What is the package type for the LM139DR?

The LM139DR is available in a 14-SOIC package.

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