UA78L12ACPK is out of stock and can be placed on backorder.
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STMicroelectronics
In Stock: 0
Unit Price: $0.39000
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STMicroelectronics
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Unit Price: $0.55000
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Rohm Semiconductor
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Linear Voltage Regulator IC Positive Fixed 1 Output 100mA SOT-89-3
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Linear Voltage Regulator IC Positive Fixed 1 Output 100mA SOT-89-3
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

UA78L12ACPK

DigiKey Part Number
296-11132-2-ND - Tape & Reel (TR)
296-11132-1-ND - Cut Tape (CT)
296-11132-6-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
UA78L12ACPK
Description
IC REG LINEAR 12V 100MA SOT89-3
Manufacturer Standard Lead Time
6 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 100mA SOT-89-3
Datasheet
 Datasheet
EDA/CAD Models
UA78L12ACPK Models
Product Attributes
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Category
Voltage Dropout (Max)
1.7V @ 40mA
Mfr
Current - Output
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
PSRR
42dB (120Hz)
Part Status
Active
Protection Features
Over Current, Over Temperature, Reverse Polarity, Short Circuit
Output Configuration
Operating Temperature
0°C ~ 125°C
Output Type
Mounting Type
Surface Mount
Number of Regulators
1
Package / Case
TO-243AA
Voltage - Input (Max)
27V
Supplier Device Package
SOT-89-3
Voltage - Output (Min/Fixed)
12V
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (3)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
L78L12ABUTRSTMicroelectronics0497-7768-2-ND$0.39000Similar
L78L12ACUTRSTMicroelectronics0497-1195-2-ND$0.55000Similar
BDJ2FA1FP3-ZTLRohm Semiconductor0BDJ2FA1FP3-ZTLTR-ND$0.44000Similar
In-Stock: 0
1,000 estimated in stock on 13-Nov-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.37000$0.37
10$0.25500$2.55
25$0.22680$5.67
100$0.19570$19.57
250$0.18088$45.22
500$0.17198$85.99
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1,000$0.16465$164.65
2,000$0.15861$317.22
3,000$0.15558$466.74
5,000$0.15223$761.15
7,000$0.15028$1,051.96
10,000$0.14839$1,483.90
25,000$0.14434$3,608.50
50,000$0.14189$7,094.50