Linear Voltage Regulator IC Positive Fixed 1 Output 150mA SOT-223-3
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Linear Voltage Regulator IC Positive Fixed 1 Output 150mA SOT-223-3
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LT1121CST-3.3#TRPBF

DigiKey Part Number
LT1121CST-3.3#TRPBFTR-ND - Tape & Reel (TR)
LT1121CST-3.3#TRPBFCT-ND - Cut Tape (CT)
LT1121CST-3.3#TRPBFDKR-ND - Digi-Reel®
Manufacturer
Analog Devices Inc.
Manufacturer Product Number
LT1121CST-3.3#TRPBF
Description
IC REG LIN 3.3V 150MA SOT-223-3
Manufacturer Standard Lead Time
10 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 150mA SOT-223-3
Datasheet
 Datasheet
EDA/CAD Models
LT1121CST-3.3#TRPBF Models
Product Attributes
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Category
Current - Quiescent (Iq)
50 µA
Mfr
Current - Supply (Max)
14 mA
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
PSRR
58dB (120Hz)
Part Status
Active
Control Features
Enable
Output Configuration
Protection Features
Over Temperature, Reverse Polarity
Output Type
Operating Temperature
0°C ~ 125°C
Number of Regulators
1
Mounting Type
Surface Mount
Voltage - Input (Max)
30V
Package / Case
TO-261-4, TO-261AA
Voltage - Output (Min/Fixed)
3.3V
Supplier Device Package
SOT-223-3
Voltage Dropout (Max)
0.7V @ 150mA
Base Product Number
Current - Output
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Documents & Media
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (11)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LT1121CST-3.3#PBFAnalog Devices Inc.721505-LT1121CST-3.3#PBF-ND₩11,271.00000Parametric Equivalent
LD1117S33CTRSTMicroelectronics85,324497-1241-1-ND₩593.00000Similar
LD1117S33TRSTMicroelectronics85,657497-1242-1-ND₩624.00000Similar
LM2937IMP-3.3/NOPBTexas Instruments3,840LM2937IMP-3.3/NOPBCT-ND₩4,418.00000Similar
LM2937IMPX-3.3/NOPBTexas Instruments1,669LM2937IMPX-3.3/NOPBCT-ND₩3,762.00000Similar
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View and Compare All Substitutes
In-Stock: 1,863
Check for Additional Incoming Stock
Quantity
All prices are in KRW
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1₩11,271.00000₩11,271
10₩8,691.90000₩86,919
25₩8,046.24000₩201,156
100₩7,336.26000₩733,626
250₩7,117.40400₩1,779,351
* All Digi-Reel orders will add a ₩8,000 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,000₩6,487.63550₩12,975,271
Manufacturers Standard Package
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