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Product Overview
Digi-Key Part Number LT1521CST-5#PBF-ND
Quantity Available 1,874
Can ship immediately

Manufacturer Part Number


Description Linear Voltage Regulator IC Positive Fixed 1 Output 5V 300mA SOT-223-3
Lead Free Status / RoHS Status Lead free by exemption / RoHS Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Manufacturer Standard Lead Time 4 Weeks
Documents & Media
Datasheets LT1521/-3/-3.3/-5
Product Training Modules Low Dropout Linear Regulator Frequently Asked Questions
EDA / CAD Models ? Download from Accelerated Designs
Catalog Page 1047 (HK092-10 PDF)
Product Attributes Select All

Integrated Circuits (ICs)


PMIC - Voltage Regulators - Linear


Linear Technology

Series -
Packaging ? Tube ?
Part Status Active
Regulator Topology Positive Fixed
Voltage - Output 5V
Current - Output 300mA
Voltage - Dropout (Typical) 0.5V @ 300mA
Number of Regulators 1
Voltage - Input Up to 20V
Current - Limit (Min) 320mA
Operating Temperature 0°C ~ 125°C
Mounting Type Surface Mount
Package / Case TO-261-4, TO-261AA
Supplier Device Package SOT-223-3
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Additional Resources
Standard Package ? 78
Other Names LT1521CST5PBF

15:27:35 10/28/2016

Price & Procurement

All prices are in HKD.
Price Break Unit Price Extended Price
1 35.19000 35.19
25 23.34440 583.61
100 17.57780 1,757.78

Submit a request for quotation on quantities greater than those displayed.

Alternate Package | This part is also available in the following packaging:
  • Tape & Reel (TR) ? : LT1521CST-5#TRPBF-ND
  • Minimum Quantity: 2,000  Non-Stock ?
  • Quantity Available: 0
  • Unit Price: 18.31728
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