Datasheets
AMS1117-3.3 by:

Fixed Positive LDO Regulator, 3.3V, 1.3V Dropout, PDSO3, SOT-223, 3 PIN

Part Details for AMS1117-3.3 by Advanced Monolithic Systems Inc

Results Overview of AMS1117-3.3 by Advanced Monolithic Systems Inc

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AMS1117-3.3 Information

AMS1117-3.3 by Advanced Monolithic Systems Inc is a Linear Regulator IC.
Linear Regulator ICs are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Price & Stock for AMS1117-3.3

Part # Distributor Description Stock Price Buy
Velocity Electronics Our Stock 2480
RFQ
LCSC 72dB(120Hz) 1A Fixed 3.3V Positive electrode 16V SOT-223 Voltage Regulators - Linear Low Drop Out (LDO) Regulators ROHS 195720
  • 5 $0.1828
  • 50 $0.1431
  • 150 $0.1238
  • 500 $0.1065
  • 2,500 $0.1018
  • 5,000 $0.0989
$0.0989 / $0.1828 Buy Now

Part Details for AMS1117-3.3

AMS1117-3.3 CAD Models

AMS1117-3.3 Part Data Attributes

AMS1117-3.3 Advanced Monolithic Systems Inc
Buy Now Datasheet
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AMS1117-3.3 Advanced Monolithic Systems Inc Fixed Positive LDO Regulator, 3.3V, 1.3V Dropout, PDSO3, SOT-223, 3 PIN
Rohs Code Yes
Part Life Cycle Code Contact Manufacturer
Ihs Manufacturer ADVANCED MONOLITHIC SYSTEMS INC
Package Description SOT-223, 3 PIN
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Advanced
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 Related Parts

AMS1117-3.3 Frequently Asked Questions (FAQ)

  • 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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