AMS1117-3.3 footprint, schematic symbol and 3D model by Advanced Monolithic Systems

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Part Number AMS1117-3.3
Manufacturer Advanced Monolithic Systems
Pin Count 4
Part Category Integrated Circuit
Package Category SOT223 (3-Pin)
Footprint Name SOT223 (3-Pin) - sot-223
Released Date Sep 11, 2019
Last Modified Date Mar 7, 2023 4:10 PM UTC
Pinout / Pin List Click Here (Member Only)

AMS1117-3.3 Details

Manufacturer Part Number:
AMS1117-3.3
Rohs Code:
Yes
Part Life Cycle Code:
Contact Manufacturer
Package Description:
SOT-223, 3 PIN
ECCN Code:
EAR99
HTS Code:
8542.39.00.60
Manufacturer:
Advanced Monolithic Systems Inc
Dropout Voltage1-Max:
1.3 V
Dropout Voltage1-Nom:
1.1 V
JESD-30 Code:
R-PDSO-G3
Length:
6.505 mm
Load Regulation-Max:
0.025%
Number of Functions:
1
Number of Terminals:
3
Operating Temperature TJ-Max:
125 °C
Operating Temperature TJ-Min:
-40 °C
Output Current1-Max:
1 A
Output Voltage1-Max:
3.399 V
Output Voltage1-Min:
3.201 V
Output Voltage1-Nom:
3.3 V
Package Body Material:
PLASTIC/EPOXY
Package Code:
SOP
Package Equivalence Code:
SOT-223
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE
Regulator Type:
FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Seated Height-Max:
1.8 mm
Surface Mount:
YES
Terminal Form:
GULL WING
Terminal Pitch:
2.29 mm
Terminal Position:
DUAL
Voltage Tolerance-Max:
3%
Width:
3.505 mm

AMS1117-3.3 Frequently Asked Questions (FAQs)

The maximum input voltage is 15V, but it's recommended to keep it below 12V for reliable operation.
The AMS1117-3.3 is rated for operation up to 125°C, but thermal derating is required above 85°C. Ensure proper heat sinking and thermal management to prevent overheating.
Use a minimum output capacitance of 10uF with an ESR of 0.5Ω to 5Ω to ensure stability. Additionally, keep the input and output capacitors close to the regulator to minimize parasitic inductance.
The minimum input voltage required for proper regulation is 4.5V, but it's recommended to keep it above 5V for optimal performance.
Yes, the AMS1117-3.3 is suitable for battery-powered devices. However, consider the quiescent current (IQ) of 5mA and the dropout voltage (around 1.3V) when designing your power management system.

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AMS1117-3.3 Overview

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