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LM317D2T-TR PMIC - Voltage Regulators - Linear by STMicroelectronics
LM317D2T-TR is a PMIC - Voltage Regulators - Linear model from STMicroelectronics, presented on TrustCompo for buyers who need clear sourcing and review context before RFQ. This listing sits in the Integrated Circuits (ICs) / PMIC - Voltage Regulators - Linear product path. Known package information currently points to TO-263-3 under the STMicroelectronics brand listing. IC REG LINEAR POS ADJ 1.5A D2PAK. TrustCompo combines the available model, brand, hierarchy, and specification details around LM317D2T-TR so buyers can move faster from review to quotation.
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Datasheet
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Key specifications
Series
-
Min Quantity
1
Category
Integrated Circuits (ICs)Sub Category
PMIC - Voltage Regulators - LinearDescription
IC REG LINEAR POS ADJ 1.5A D2PAK
key Attributes
-
Datasheet
View LM317D2T-TR DatasheetTechnical document
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Globally recognized certifications
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ISO 9001
Quality management processes for more consistent sourcing and handling.
AS9120B
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ISO 14001
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ESD Control
Electrostatic handling standards to help protect sensitive components.
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Product overview
Overview
The LM317D2T-TR is a versatile adjustable voltage regulator manufactured by STMicroelectronics. It is designed to provide a stable output voltage that can be adjusted from 1.25V to 37V, making it suitable for a wide range of applications, including power supplies, battery chargers, and other electronic circuits requiring a regulated voltage.
Key Features:
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Adjustable Output Voltage: The LM317D2T-TR allows users to set the output voltage to their desired level using external resistors. This flexibility makes it ideal for custom applications.
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Output Current: The device can deliver up to 1.5A of output current, which is sufficient for many low to medium power applications.
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Thermal Overload Protection: The LM317D2T-TR includes built-in thermal protection, which prevents the device from overheating and ensures reliable operation under varying load conditions.
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Short-Circuit Protection: This regulator is equipped with short-circuit protection, safeguarding the device and the connected load in case of a fault condition.
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Low Dropout Voltage: The LM317D2T-TR features a low dropout voltage, typically around 3V at full load, which allows it to maintain regulation even when the input voltage is close to the output voltage.
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Wide Input Voltage Range: The input voltage range for the LM317D2T-TR is from 3V to 40V, providing flexibility in power supply design.
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Package Type: The LM317D2T-TR is available in a TO-220 package, which is a common choice for power devices due to its good thermal performance and ease of mounting.
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Temperature Range: The device operates over a temperature range of -40°C to +125°C, making it suitable for industrial and automotive applications.
Applications:
- Power Supply Circuits: The LM317D2T-TR is widely used in linear power supplies where adjustable output voltage is required.
- Battery Chargers: Its ability to provide a stable output voltage makes it suitable for charging various types of batteries.
- LED Drivers: The adjustable output can be used to drive LEDs at a constant current.
- Regulated Power Sources: It can be used in circuits that require a stable voltage reference.
Electrical Characteristics:
- Input Voltage (Vin): 3V to 40V
- Output Voltage (Vout): Adjustable from 1.25V to 37V
- Output Current (Iout): Up to 1.5A
- Dropout Voltage (Vdrop): Typically 3V at full load
- Line Regulation: Typically 0.01%/V
- Load Regulation: Typically 0.1%/A
Conclusion:
The LM317D2T-TR from STMicroelectronics is a reliable and flexible adjustable voltage regulator that is widely used in various electronic applications. Its combination of features, including thermal and short-circuit protection, low dropout voltage, and a wide input voltage range, makes it a popular choice among engineers and designers looking for a robust solution for voltage regulation.
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Popular Specs Surfaced First
Product Parameter
Output Configuration
Positive
Product Parameter
Protection Features
Over Current, Over Temperature
Product Parameter
Power Supply Rejection Ratio (PSRR)
80dB
Product Parameter
Number Of Regulators
1
Product Parameter
Voltage - Input (Max)
40V
Product Parameter
PSRR
80dB ~ 65dB (120Hz)
Output Configuration
Positive
Protection Features
Over Current, Over Temperature
Power Supply Rejection Ratio (PSRR)
80dB
Number Of Regulators
1
Voltage - Input (Max)
40V
PSRR
80dB ~ 65dB (120Hz)
JESD-609 Code
e3
Moisture Sensitivity Level (MSL)
1 (Unlimited)
RoHS Status
ROHS3 Compliant
REACH SVHC
No SVHC
HTSUS
8542.39.0001
JESD-30 Code
R-PSSO-G2
ECCN Code
EAR99
Part Status
Active
REACH Status
REACH Unaffected
ECCN
EAR99
Lead Free
Lead Free
Mounting Type
Surface Mount
Factory Lead Time
8 Weeks
Packaging
Tape & Reel (TR)
Categories
Integrated Circuits (ICs)
Terminal Form
GULL WING
Lifecycle Status
ACTIVE (Last Updated: 6 months ago)
Peak Reflow Temperature (Cel)
245
Weight
2.012816mg
Packing Method
TR
Subcategory
Other Regulators
Sub-Categories
PMIC - Voltage Regulators - Linear
Operating Temperature
0°C~125°C
Manufacturer
STMicroelectronics
Output Type
Adjustable
Package / Case
TO-263-3, D2Pak (2 Leads + Tab), TO-263AB
Number Of Functions
1
Reflow Temperature-Max (S)
30
Contact Plating
Tin
Radiation Hardening
No
Mount
Surface Mount
Technology
BIPOLAR
Number Of Pins
3
Terminal Position
SINGLE
Number Of Terminations
2
Number Of Outputs
1
Pin Count
3
Terminal Pitch
2.54mm
Height
4.57mm
Min Input Voltage
3V
Base Part Number
LM317
Output Voltage
37V
Max Output Voltage
37V
Min Output Voltage
1.2V
Width
9.35mm
Max Output Current
1.5A
Reference Voltage
1.3V
Length
10.24mm
Voltage - Output (Max)
37V
Manufacturer'S Part No.
LM317D2T-TR
Common questions
Product FAQ
Quick answers for buyers reviewing LM317D2T-TR, stock, documentation, and sourcing steps.
What is LM317D2T-TR?
LM317D2T-TR is a PMIC - Voltage Regulators - Linear component from STMicroelectronics. This product page summarizes the core sourcing details buyers need before checking price, availability, documentation, or samples.
What package and description are listed for LM317D2T-TR?
LM317D2T-TR is listed with package reference TO-263-3. The current product description is IC REG LINEAR POS ADJ 1.5A D2PAK, and buyers should confirm package, footprint, and electrical details against the datasheet or quotation notes before approval.
Is LM317D2T-TR available in stock?
This page currently shows 94353 units in stock and 29424 units available for LM317D2T-TR. Because electronic component availability can change quickly, submit an RFQ to confirm live stock, lead time, and final pricing.
Can I request a quote or sample for LM317D2T-TR?
Yes. Use the Quick Quote or Request Sample action on this page to send the quantity and sourcing requirements for LM317D2T-TR by STMicroelectronics. The TrustCompo team can review price, availability, and documentation support.
Is a datasheet available for LM317D2T-TR?
Yes. This page links to the datasheet for LM317D2T-TR by STMicroelectronics, so engineers and buyers can review package, ratings, and application details before purchase.
How should buyers verify LM317D2T-TR before ordering?
Buyers should confirm the manufacturer, package, quantity, target price, RoHS or compliance needs, and any Certificate of Conformance or traceability requirements for LM317D2T-TR before approving the order.
PMIC - Voltage Regulators - Linear
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