Mfr Part #:

LD1117DT12TR

The STMicroelectronics LD1117DT12TR is a linear voltage regulator with a fixed 15V output and 800mA current capability. It is supplied in a DPAK surface mount package.

✓ Total Stock: 22,274 pcs

$ Price Range: $0.28

LD1117DT12TR Available from 5 distributors

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Fe Components ✓ Non-Authorised Inventory information	15,000 pcs On Request	15000 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Optech Co.,Limited ✓ Non-Authorised Inventory information	3,805 pcs On Request	3805 pcs	On Request	1	On Request	On Request	10+	On Request	On Request
Husky International Electronic ✓ Non-Authorised Inventory information	2,062 pcs On Request	2062 pcs	On Request	1	On Request	On Request	N/A	On Request	On Request
Smaxon Electronics ✓ Non-Authorised Inventory information	1,400 pcs On Request	1400 pcs	On Request	1	On Request	On Request	10+	On Request	On Request
Bristol Electronics ✓ Non-Authorised Inventory information	7 pcs On Request	7 pcs	On Request	1	On Request	On Request	2026-02-25 06:16:38	On Request	On Request

LD1117DT12TR Description

Short technical summary and product information.

The STMicroelectronics LD1117DT12TR is a linear voltage regulator designed for various power management applications. It provides a fixed positive output voltage of 15V and can supply up to 800mA of current. The device features over current and over temperature protection for enhanced reliability.

This regulator is suitable for surface mount applications, utilizing the DPAK (TO-252-3) package. Its operating temperature range is from 0°C to 125°C. The PSRR is rated at 75dB at 120Hz, indicating good noise rejection capabilities.

The LD1117DT12TR is RoHS3 compliant, making it suitable for use in a wide range of electronic designs where regulatory compliance is important. Its fixed output and robust protection features make it a reliable choice for power supply circuits.

LD1117DT12TR Quick Information

Product Type: Linear Voltage Regulator

Canonical Name: STMicroelectronics LD1117DT12TR Linear Voltage Regulator

Subcategory: Linear

LD1117DT12TR Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

LD1117DT12TR Estimated Pricing

Qty	Low	High
1+	$0.28	$0.28

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

LD1117DT12TR Features

Fixed 15V positive output voltage.
800mA maximum output current.
Surface mount DPAK package.
Over current and over temperature protection.
RoHS3 compliant.

LD1117DT12TR Applications

Power supply circuits.
Voltage regulation applications.
Consumer electronics.
Industrial control systems.

LD1117DT12TR FAQs

7 frequently asked questions generated from this part’s specifications.

What is the output voltage of the LD1117DT12TR?

The fixed output voltage is 15V.

What is the operating temperature range?

The operating temperature range is -40°C to 125°C.

What package is the LD1117DT12TR available in?

The package is TO-252-3 (DPAK) surface mount.

What is the dropout voltage?

The typical dropout voltage is 1.2V at 800mA load.

What protection features does it have?

Over current and over temperature protection.

What is the quiescent current?

5 mA.

What is the PSRR?

75 dB at 120 Hz.

Category	Voltage Regulators - Linear
Manufacturer Name	STMicroelectronics
Current	5 mA
Industrial Grade	Yes
Lead Style	Gull Wing
Mounting Type	Surface Mount
Number of Regulators	1
Operating Temperature	-40°C to 125°C
Output Configuration	Positive
Output Type	Fixed
PSRR	75dB (120Hz)
Protection Features	Over Current, Over Temperature
SVHC Present	Not Present
Storage Temperature	-55°C ~ 150°C
Supplier Device Package	DPAK
Tape & Reel	Yes
Voltage	15V
Voltage Dropout (Max)	1.2V @ 800mA