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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - LinearAS78L12RTR-G1
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AS78L12RTR-G1 - Diodes Incorporated

Manufacturer Part Number
Diodes Incorporated
Allelco Part Number
ECAD Model
Parts Description
Detailed Description
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
In stock: 345370

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AS78L12RTR-G1 Tech Specifications
Diodes Incorporated - AS78L12RTR-G1 technical specifications, attributes, parameters and parts with similar specifications to Diodes Incorporated - AS78L12RTR-G1

Product Attribute Attribute Value  
Manufacturer Diodes Incorporated  
Voltage Dropout (Max) 1.8V @ 100mA (Typ)  
Voltage - Output (Min/Fixed) 12V  
Voltage - Output (Max) -  
Voltage - Input (Max) 36V  
Supplier Device Package SOT-89-3  
Series -  
Protection Features Over Temperature, Short Circuit  
Package / Case TO-243AA  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
PSRR 42dB (120Hz)  
Output Type Fixed  
Output Configuration Positive  
Operating Temperature -40°C ~ 125°C  
Number of Regulators 1  
Mounting Type Surface Mount  
Current - Quiescent (Iq) 6 mA  
Current - Output 100mA  
Control Features -  
Base Product Number AS78L12  

Parts Introduction

Manufacturer Part Number





Low Drop Out Linear Voltage Regulator for Power Management Applications

Product Features and Performance

Positive Fixed Output Voltage Regulator

Low Dropout Voltage of 1.8V at 100mA

Quiescent Current of 6mA

Output Current Capability of 100mA

Power Supply Ripple Rejection PSRR 42dB at 120Hz

Product Advantages

Stable and Reliable Performance in a Wide Temperature Range

Over Temperature and Short Circuit Protection for Safety

Efficient Operation with a Low Dropout Voltage

Key Technical Parameters

Input Voltage up to 36V

Fixed 12V Output Voltage

Operating Temperature from -40°C to 125°C

Quality and Safety Features

Built-in Over Temperature and Short Circuit Protection

Robust Surface Mount TO-243AA Package


Standard SOT-89-3 Device Package for Easy Integration

Application Areas

Consumer Electronics

Industrial Controls

Automation Systems

Telecommunication Equipment

Product Lifecycle

Product Status Active

No Immediate Discontinuation Alert

Several Key Reasons to Choose This Product

High Input Voltage Range Suitable for Various Applications

Reliable Output Voltage Stability for Consistent Performance

High Power Supply Rejection Ratio Ensures Low Noise

Integrated Safety Features for Enhanced Product Longevity

Wide Operating Temperature Range Suitable for Harsh Environments

Standard Packaging and Mounting for Easy Implementation in PCB Designs

Parts with Similar Specifications

The three parts on the right have similar specifications to Diodes Incorporated AS78L12RTR-G1

Product Attribute AS78L12RTR-G1 AS78L12ZTR-E1 AS78L05ZTR-G1 AS78L05Z-G1
Part Number AS78L12RTR-G1 AS78L12ZTR-E1 AS78L05ZTR-G1 AS78L05Z-G1
Manufacturer Diodes Incorporated Diodes Incorporated Diodes Incorporated Diodes Incorporated
Voltage Dropout (Max) 1.8V @ 100mA (Typ) 1.8V @ 100mA 1.8V @ 100mA (Typ) 1.8V @ 100mA
Output Type Fixed Fixed Fixed Fixed
Voltage - Output (Max) - - - -
Number of Regulators 1 1 1 1
Voltage - Output (Min/Fixed) 12V 12V 5V 5V
Protection Features Over Temperature, Short Circuit Over Current, Over Temperature, Short Circuit Over Temperature, Short Circuit Over Current, Over Temperature, Short Circuit
Voltage - Input (Max) 36V 36V 30V 30V
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C (TJ) -40°C ~ 125°C -40°C ~ 125°C (TJ)
Series - - - -
PSRR 42dB (120Hz) 42dB (120Hz) 62dB (120Hz) 62dB (120Hz)
Package Tape & Reel (TR) Bulk Tape & Box (TB) Bulk
Base Product Number AS78L12 - AS78L05 -
Output Configuration Positive Positive Positive Positive
Control Features - - - -
Current - Quiescent (Iq) 6 mA 6 mA 5.5 mA 5.5 mA
Current - Output 100mA 100mA 100mA 100mA
Supplier Device Package SOT-89-3 TO-92 TO-92 TO-92
Mounting Type Surface Mount Through Hole Through Hole Through Hole
Package / Case TO-243AA TO-226-3, TO-92-3 (TO-226AA) Formed Leads TO-226-3, TO-92-3 (TO-226AA) Formed Leads TO-226-3, TO-92-3 (TO-226AA)

AS78L12RTR-G1 Datasheet PDF

Download AS78L12RTR-G1 pdf datasheets and Diodes Incorporated documentation for AS78L12RTR-G1 - Diodes Incorporated.

Cylindrical Battery Holders.pdf
Environmental Information
Cylindrical Battery Holders.pdf
PCN Assembly/Origin


Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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