LM317AEMPX
- Part number
- LM317AEMPX
- Manufacturer
- Texas Instruments
- Package
- SOT-223
- Status
- Active
- Stock
- Available / RFQ
- Price
- $2.52
- Year / date code
- 2025
View on SJ Chip · Request a quote
Product Overview
LM317AEMPX from Texas Instruments in SOT-223 is listed for electronic component sourcing at SJ Chip. Review technical specifications, package information, and nearby series parts below, then submit an RFQ to confirm stock, date code, and lead time.
Technical Specifications
- Part Number
- LM317AEMPX
- Manufacturer
- Texas Instruments
- Series
- LM317A
- Package / Case
- SOT-223
- Package Family
- SOT
- Pin / Ball Count (from marking)
- 223
- Lifecycle Status
- Active
- Category
- Power Management
- Mounting Type
- Surface Mount (SMT)
Electrical Characteristics
- Device Class
- DC-DC / LDO / power IC
- Input / Output Range
- Confirm VIN, VOUT, and current limit in the datasheet
- Switching / Topology
- Buck, boost, LDO, or controller — not drop-in across families
- Thermal
- PowerPAD / exposed pad soldering is often required for rated current
- Package Constraint
- SOT-223 thermal land and pinout must match the layout
Package Information
- Package
- SOT-223
- Package Family
- SOT
- Mounting
- Surface Mount (SMT)
- Terminal Count (parsed)
- 223
- Outline Note
- Package marking on this page is for sourcing reference. Confirm body size, pitch, and land pattern from the manufacturer datasheet before layout.
Applications
LM317AEMPX is used on board power rails, industrial 12 V/24 V supplies, and point-of-load converters. Confirm VIN/VOUT, current, and the SOT-223 thermal pad before layout. Nearby bucks/LDOs need compensation and footprint review.
Procurement notes
Confirm the full ordering code, package (SOT-223), and quantity on RFQ. SJ Chip replies with stock, condition, and lead time. Nearby MPNs are for evaluation only.
Compare Similar Parts (LM317A)
- LM317AEMP/N0PB · IC
- LM317AT/NOPB · TO-220
- LM317AH · IC
- LM317AEMPX/NOPB · SOT-223
- LM317AEMP · DIP-64
- LM317AEMP/NOPB · SOT-89
- LM317AHP · CAN
- LM317AMDTX · IC
- LM317AMDT · SOP-8
- LM317AMDT/NOPB · TO-252
- LM317AMDTX/NOPB · SOT-23-6
- LM317AT · TO-220
Potential Alternatives (SOT-223)
- LM1117MPX-ADJ/NOPB · SOT-223
- TLV1117-33IDCYR · SOT-223
- TLV1117IDCYR · SOT-223
- TLV1117CDCYR · SOT-223
- TLV1117-50IDCYR · SOT-223
- LM1117IMPX-1.8 · SOT-223
- LM1117MPX-1.8/NOPB · SOT-223
- LM1117-25 · SOT-223
- TPS73618DCQRG4 · SOT-223
- TPS7B6950QDCYRQ1 · SOT-223
- LM1117IMPX-3.3 · SOT-223
- LM317DCYRG3 · SOT-223
FAQ
Where to buy LM317AEMPX?
You can request LM317AEMPX from SJ Chip via the RFQ form on this page or the site-wide RFQ. We confirm manufacturer (Texas Instruments), package, quantity, and lead time on the quotation.
Is LM317AEMPX available?
Listed inventory shows 4,787,323 pcs. Lot, date code, and shippable quantity are confirmed on RFQ — treat the listing as availability to quote, not a guaranteed cart ship.
What is the package of LM317AEMPX?
The sourcing listing shows package SOT-223. Always verify body size, pitch, and land pattern against the Texas Instruments datasheet before PCB layout.
What are alternatives to LM317AEMPX?
Potential alternatives include LM317AEMP/N0PB, LM317AT/NOPB, LM317AH and other same-series or same-package listings — all require datasheet and pinout checks. These are similar stock for evaluation, not automatic drop-in replacements.
Sourcing information
| Part Number | LM317AEMPX |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOT-223 |
| Description | Texas Instruments · LM317AEMPX · SOT-223 package · electronic component sourcing |
| Availability | Listed inventory: 4,787,323 pcs — confirm lot, date code, and quantity on RFQ |
| RFQ | Submit the full part number and quantity through the RFQ form |
| Lead Time | Lead time is confirmed on the quotation after RFQ. In-stock conventional lots often ship in 3–5 working days from Hong Kong; special, allocation, or obsolete lines are quoted separately. |
| Condition | Condition is stated on the quotation/PI (new, surplus, or EOL). Lots are inspected before shipment. |