Texas Instruments LM317MQDCYRG4 Linear Controllers
IC REG LIN POS ADJ 500MA SOT223
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM317MQDCYRG4
Detailed Description
IC REG LIN POS ADJ 500MA SOT223
Package
TO-261-4, TO-261AA
Key Features
Package / Case: TO-261-4, TO-261AA; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LM317MQDCYRG4 Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM317MQDCYRG4 Linear Controllers technical specifications.
General
RoHS
Yes
Package / Case
TO-261-4, TO-261AA
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Lifecycle Status
Active
Output Type
Adjustable
Max Input Voltage
40V
Output Current
500mA
Output Configuration
Positive
Output Voltage
1.25V
Related Parts Comparison (LM317MQDCYRG4 vs LM3940IMPX-3.3 vs LM1117IMP-3.3/NOPB vs LM2936QMP-3.3/NOPB)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | TO-261-4, TO-261AA | TO-261-4, TO-261AA | TO-261-4, TO-261AA | TO-261-4, TO-261AA |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C (TJ) |
| Lifecycle Status | Active | Not For New Designs | Active | Active |
| Max Input Voltage | 40V | 7.5V | 15V | 40V |
| Number of Regulators | 1 | 1 | 1 | 1 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Current | 500mA | 1A | 800mA | 50mA |
| Output Type | Adjustable | Fixed | Fixed | Fixed |
| Output Voltage | 1.25V | 3.3V | 3.3V | 3.3V |
| Protection Features | Over Current, Over Temperature, Short Circuit | Over Temperature, Short Circuit | Over Current, Over Temperature | Over Temperature, Reverse Polarity, Short Circuit |
| RoHS | Yes | Yes | -- | Yes |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
LM317MBSTT3GonsemiDirectonsemi
Pin YesPkg YesElec Yes
Adj.
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