ProductsPower ManagementAMS1117-3.3
PACKAGE REFERENCESOT-223Confirm case, pinout and ordering suffix before purchase.
SOURCING REFERENCE RECORD

AMS1117-3.3

Advanced Monolithic Systems

3.3 V 1 A low-dropout regulator for general-purpose power.

Power ManagementLDO regulatorSOT-223
MPN
AMS1117-3.3
Manufacturer
Advanced Monolithic Systems
Family
LDO regulator
Package
SOT-223
Manufacturer channel coverage
Checked by RFQ
Data last checked
Checked Sep 28, 2026, 11:55 AM UTC
MANUFACTURER CHANNEL

Manufacturer-direct availability.

Only manufacturer-channel availability is shown here. Sourceics confirms the final source and commercial terms before quoting.

Sourceics pricing Sep 28, 2026, 11:55 AM UTC
No manufacturer-channel availability record was returned. Search results may show other market channels; those are not manufacturer availability or Sourceics-owned stock. Send an RFQ for source and stock verification.

Manufacturer-channel figures are the highest single-offer report, not a sum across offers or Sourceics-owned inventory. MOQ, packaging and lead time refer to that same reported offer; other formats need confirmation. Figures may change without notice. Displayed prices are Sourceics selling prices for the stated quantity breaks. Final source, quantity, price, lead time and traceability are confirmed in the quotation.

PROCUREMENT DATA

Identity and sourcing requirements.

Manufacturer part number
AMS1117-3.3
Manufacturer
Advanced Monolithic Systems
Product family
LDO regulator
Category
Power Management
Package reference
SOT-223
Manufacturer-channel report
Confirmed on request
Sourceics price status
Sourceics price USD 0.29 at 1+
Sourceics sourcing status
Supplier and stock verified during RFQ
Required order checks
Suffix, package, date code, lot, source and traceability
MANUFACTURER DATA REVIEW

Key technical specifications

Ordering-code highlights reviewed against official manufacturer documentation.

Device type
Fixed 3.3V low-dropout linear regulator (LDO)
Output current
800mA (original AMS datasheet rating; some later revisions specify 1A - confirm per lot)
Dropout voltage
1.3V maximum at full load (1.1V typical)
Packages
SOT-223 / TO-252 (DPAK)
Protection
Trimmed current limit with thermal shutdown (approx. 165C junction)
Ripple rejection
60dB minimum at 120Hz (72dB typical)
Source: Advanced Monolithic Systems AMS1117 datasheet (third-party mirror of the official document) · Reviewed 2026-09-28
QUOTE WORKFLOW

Four checks before a commercial offer.

01

Identity

Exact MPN, manufacturer and suffix

02

Supply

Supplier type, quantity and freshness

03

Evidence

Lot, labels, photos and documents

04

Terms

Price, lead time, payment and shipping

RELATED REFERENCES

Explore more Power Management records

Browse existing catalog records, with the same component type shown first when available. These are not confirmed replacements; compatibility requires engineering review.