LM317MQKTPR
IC REG LIN POS ADJ 500MA TO252-3
Pmic Voltage Regulators Linear
TO-252-3, DPak (2 Leads + Tab), SC-63
Obsolete
$0.36 / unit (market reference)
MOQ: 825 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Texas Instruments |
| Model | LM317MQKTPR |
| Package / Case | TO-252-3, DPak (2 Leads + Tab), SC-63 |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Voltage - Input (Max) | 40V |
| Voltage - Output | 1.25V |
| Current - Output | 500mA |
| Supplier Device Package | TO-252-3 |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
LM317MQKTPR by Texas Instruments is a power conversion IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 40V, output 1.25V. The TO-252-3, DPak (2 Leads + Tab), SC-63 package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
📖 Technical Guides for LM317MQKTPR
ESP32 vs STM32: Which MCU is Right for Your Project?
Components Guide
Chinese MCU Alternatives: GD32, AT32, APM32 & More — 40-80% Cost Savings vs ST/NXP/Microchip
Components Guide
Op-Amp Selection Guide: 8 Most Popular Types and When to Use Each
Components Guide
LM358 Alternatives & Replacements: Complete Pin-to-Pin Guide
Components Guide
Alternatives & Replacements
View All →LP2950ACDT-3.3RG
IC REG LINEAR 3.3V 100MA DPAK
FAN1117ADX
IC REG LINEAR POS ADJ 1A TO252AA
SM72238TDX-5.0/NOPB
IC REG LINEAR 5V 100MA TO252-3
NCP1117DT25RKG
IC REG LINEAR 2.5V 1A DPAK
MC78M08CDTRKG
IC REG LINEAR 8V 500MA DPAK
NCV78M05BDTRKG
IC REG LINEAR 5V 500MA DPAK
All Technical Specifications
| PSRR | 80dB ~ 65dB (120Hz) |
| Output Type | Adjustable |
| Current - Output | 500mA |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Number of Regulators | 1 |
| Output Configuration | Positive |
| Voltage - Input (Max) | 40V |
| Voltage - Output (Max) | 37V |
| Voltage - Output (Min/Fixed) | 1.25V |
Request a Quote
Submit your quantity and details — we will reply within 24 hours.