LM317AH
Texas Instruments
Bulk-40°C~125°C80dB ~ 65dB (120Hz)
Ref. price$9.2500
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Texas Instruments LM317 Series
21 variants · Texas Instruments
About the Texas Instruments Texas Instruments LM317 Series series
The Texas Instruments Texas Instruments LM317 Series series groups 21 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common control features of -, number of regulators of 1 and output configuration of Positive. Variants differ by case, current - output and current - quiescent, so you can match the exact case your application requires using the selection guide below. All listed Texas Instruments LM317 Series part numbers are active and orderable.
Select a variant by
- Case
- 8-SOIC (0.154\", 3.90mm Width) · TO-204AA, TO-3 · TO-205AD, TO-39-3 Metal Can · TO-220-3 · TO-226-3, TO-92-3 (TO-226AA) · TO-226-3, TO-92-3 (TO-226AA) Formed Leads · TO-261-4, TO-261AA
- Current - output
- 1.5A · 100mA
- Current - quiescent
- 2.5 mA · 10 mA · 12 mA
- Mounting type
- Surface Mount · Through Hole
- Operating temperature
- -40°C~125°C · 0°C ~ 125°C · 0°C~125°C
- Package
- Bulk · Tape & Reel (TR); Cut Tape (CT) · Tube
- PSRR
- 64dB ~ 57dB (120Hz) · 80dB ~ 65dB (120Hz)
- Voltage - input
- 38V · 40V · 60V
Variant comparison
| Parameter | LM317AH | LM317DCYG3 | LM317H | LM317HVH/NOPB | LM317HVK STEEL/NOPB | LM317KCS |
|---|---|---|---|---|---|---|
| Case | TO-205AD, TO-39-3 Metal Can | TO-261-4, TO-261AA | TO-205AD, TO-39-3 Metal Can | TO-205AD, TO-39-3 Metal Can | TO-204AA, TO-3 | TO-220-3 |
| Current - output | 1.5A | 1.5A | 1.5A | 1.5A | 1.5A | 1.5A |
| Current - quiescent | 10 mA | 10 mA | 10 mA | 12 mA | 12 mA | 10 mA |
| Mounting type | Through Hole | Surface Mount | Through Hole | Through Hole | Through Hole | Through Hole |
| Operating temperature | -40°C~125°C | 0°C~125°C | 0°C~125°C | 0°C~125°C | 0°C~125°C | 0°C ~ 125°C |
| Package | Bulk | Tube | Bulk | Bulk | Bulk | Tube |
| PSRR | 80dB ~ 65dB (120Hz) | 64dB ~ 57dB (120Hz) | 80dB ~ 65dB (120Hz) | 80dB ~ 65dB (120Hz) | 80dB ~ 65dB (120Hz) | 80dB ~ 65dB (120Hz) |
| Voltage - input | 40V | 40V | 40V | 60V | 60V | 40V |
Shared specifications
- Control features
- -
- Number of regulators
- 1
- Output configuration
- Positive
- Output type
- Adjustable
- Protection features
- Over Current, Over Temperature, Short Circuit
- Voltage dropout
- -
Request a quote on any Texas Instruments LM317 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.
Frequently asked questions
- How do the Texas Instruments Texas Instruments LM317 Series variants differ?
- Texas Instruments LM317 Series part numbers differ by case, current - output, current - quiescent and mounting type. Use the selection guide above to pick by case.
- How many Texas Instruments Texas Instruments LM317 Series part numbers are listed?
- 21 Texas Instruments Texas Instruments LM317 Series part numbers are listed, each with specifications and a datasheet where available.
- How do I get pricing and lead time for Texas Instruments Texas Instruments LM317 Series?
- Request a quote (RFQ) for any Texas Instruments LM317 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.
