Datasheets
LT1521IST-3 by:

Fixed Positive LDO Regulator, 3V, 0.75V Dropout, PDSO4

Part Details for LT1521IST-3 by Analog Devices Inc

Results Overview of LT1521IST-3 by Analog Devices Inc

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Applications Energy and Power Systems Transportation and Logistics Renewable Energy Automotive

LT1521IST-3 Information

LT1521IST-3 by Analog Devices 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 LT1521IST-3

Part # Distributor Description Stock Price Buy
Vyrian Peripheral ICs 336
RFQ

Part Details for LT1521IST-3

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LT1521IST-3 Part Data Attributes

LT1521IST-3 Analog Devices Inc
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LT1521IST-3 Analog Devices Inc Fixed Positive LDO Regulator, 3V, 0.75V Dropout, PDSO4
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer ANALOG DEVICES INC
Package Description SOP,
Reach Compliance Code not_compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Dropout Voltage1-Max 0.75 V
Input Voltage-Max 20 V
Input Voltage-Min 4 V
JESD-30 Code R-PDSO-G4
JESD-609 Code e0
Length 6.505 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Terminals 4
Operating Temperature TJ-Max 125 °C
Operating Temperature TJ-Min -40 °C
Output Current1-Max 0.3 A
Output Voltage1-Max 3.1 V
Output Voltage1-Min 2.9 V
Output Voltage1-Nom 3 V
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Qualification Status Not Qualified
Regulator Type FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Seated Height-Max 1.8 mm
Surface Mount YES
Technology BIPOLAR
Terminal Finish Tin/Lead (Sn/Pb)
Terminal Form GULL WING
Terminal Pitch 2.3 mm
Terminal Position DUAL
Voltage Tolerance-Max 3.3%
Width 3.505 mm

Alternate Parts for LT1521IST-3

This table gives cross-reference parts and alternative options found for LT1521IST-3. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LT1521IST-3, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
LT1521IST-3#PBF Linear Technology Check for Price LT1521 - 300mA Low Dropout Regulators with Micropower Quiescent Current and Shutdown; Package: SOT; Pins: 3; Temperature Range: -40°C to 85°C LT1521IST-3 vs LT1521IST-3#PBF
LT1521IST-3#TRPBF Linear Technology Check for Price LT1521 - 300mA Low Dropout Regulators with Micropower Quiescent Current and Shutdown; Package: SOT; Pins: 3; Temperature Range: -40°C to 85°C LT1521IST-3 vs LT1521IST-3#TRPBF
Part Number Manufacturer Composite Price Description Compare
MIC5200-3.3YS-TR Microchip Technology Inc $1.5167 3.3V FIXED POSITIVE LDO REGULATOR, 0.35V DROPOUT, PDSO3 LT1521IST-3 vs MIC5200-3.3YS-TR
LT1521CST-3.3#TRPBF Analog Devices Inc $3.5597 300mA Low Dropout Regulators with Micropower Quiescent Current and Shutdown LT1521IST-3 vs LT1521CST-3.3#TRPBF
LT1521IST-3.3#PBF Analog Devices Inc $4.7989 300mA Low Dropout Regulators with Micropower Quiescent Current and Shutdown LT1521IST-3 vs LT1521IST-3.3#PBF
SPX5205M5-L-3-3 Exar Corporation Check for Price Fixed Positive LDO Regulator, 3.3V, 0.35V Dropout, BIPolar, PDSO5, LEAD FREE, MO-178AA, SOT-23, 5 PIN LT1521IST-3 vs SPX5205M5-L-3-3
LT1521CST-3 Analog Devices Inc Check for Price Fixed Positive LDO Regulator, 3V, 0.75V Dropout, PDSO4 LT1521IST-3 vs LT1521CST-3
TC2186-2.7VCTTR Microchip Technology Inc Check for Price 2.7 V FIXED POSITIVE LDO REGULATOR, 0.21 V DROPOUT, PDSO5, PLASTIC, EIAJ, SC-74A, SOT-23A, 5 PIN LT1521IST-3 vs TC2186-2.7VCTTR
TC1108-2.8VDB Microchip Technology Inc Check for Price 2.8 V FIXED POSITIVE LDO REGULATOR, 0.48 V DROPOUT, PDSO4, SOT-223, 4 PIN LT1521IST-3 vs TC1108-2.8VDB
LT1521CST-3.3#TR Analog Devices Inc Check for Price Fixed Positive LDO Regulator, 3.3V, 0.75V Dropout, PDSO4 LT1521IST-3 vs LT1521CST-3.3#TR
MAX8875EUK33+ Analog Devices Inc Check for Price 150mA, Low-Dropout Linear Regulator with Power OK Output, 5-SOT_23-N/A, 5 Pins, -40 to 85C LT1521IST-3 vs MAX8875EUK33+
LT1121CST-3.3 Analog Devices Inc Check for Price Fixed Positive LDO Regulator, 3.3V, 0.7V Dropout, BIPolar, PDSO4 LT1521IST-3 vs LT1121CST-3.3

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