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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - LinearS-812C25AMC-C2FT2U
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S-812C25AMC-C2FT2U - ABLIC Inc.

Manufacturer Part Number
S-812C25AMC-C2FT2U
Manufacturer
ABLIC
Allelco Part Number
98D-S-812C25AMC-C2FT2U
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
73,642 pcs available, New & Original
Parts Description
IC REG LINEAR 2.5V 30MA SOT23-5
Package
SOT-23-5
Data sheet
S-812C25AMC-C2F.pdf

Datasheets

S-812C Series.pdf
RoHs Status
RoHS Compliant
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Our certification
In stock: 73642
  • Unit Price: $3.125
  • Subtotal: $0.00

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Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity Unit Price Ext. Price
1+ $3.125 $3.13
200+ $1.209 $241.80
500+ $1.168 $584.00
1000+ $1.146 $1,146.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

S-812C25AMC-C2FT2U Tech Specifications
ABLIC Inc. - S-812C25AMC-C2FT2U technical specifications, attributes, parameters and parts with similar specifications to ABLIC Inc. - S-812C25AMC-C2FT2U

Product Attribute Attribute Value
Manufacturer ABLIC
Voltage Dropout (Max) 0.68V @ 10mA
Voltage - Output (Min/Fixed) 2.5V
Voltage - Output (Max) -
Voltage - Input (Max) 16V
Supplier Device Package SOT-23-5
Series S-812C
Protection Features -
Package / Case SC-74A, SOT-753
Package Tape & Reel (TR)
PSRR -
Product Attribute Attribute Value
Output Type Fixed
Output Configuration Positive
Operating Temperature -40°C ~ 85°C (TA)
Number of Regulators 1
Mounting Type Surface Mount
Current - Supply (Max) 1.6 µA
Current - Quiescent (Iq) 500 nA
Current - Output 30mA
Control Features -
Base Product Number S-812

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
ECCN EAR99
HTSUS 8542.39.0001

Frequently Asked Questions(FAQ)

What are the key performance limitations of the S-812C25AMC-C2FT2U when powering low-current microcontrollers in battery-operated systems?
The S-812C25AMC-C2FT2U delivers a fixed 2.5V output with a maximum dropout voltage of 0.68V at 10mA load current, meaning the input must remain above 3.18V to maintain regulation. While its quiescent current is exceptionally low at 500 nA, the device’s 30mA maximum output current may be excessive for ultra-low-power applications such as coin-cell-powered sensors, where even small inefficiencies can significantly impact runtime. Designers should evaluate whether the regulator’s leakage and static current align with the target system’s sleep mode requirements before finalizing the power architecture.
How does the S-812C25AMC-C2FT2U compare to other S-812C series regulators in terms of output voltage options and thermal behavior under continuous load?
Within the S-812C family, the S-812C25AMC-C2FT2U provides a fixed 2.5V output, whereas other variants offer different fixed voltages such as 1.8V or 3.3V, allowing selection based on the microcontroller’s core voltage requirement. All devices share similar package dimensions (SOT-23-5), but thermal performance depends on output voltage difference from input. For example, when stepping down from a 5V supply, the S-812C25AMC-C2FT2U dissipates more power than a 3.3V version due to higher voltage differential, potentially requiring attention to junction temperature at elevated ambient conditions despite the small package footprint.
Can the S-812C25AMC-C2FT2U safely operate with input voltages up to 16V in automotive-grade environments, and what precautions should be taken?
The S-812C25AMC-C2FT2U specifies an absolute maximum input voltage of 16V, which supports transient events common in industrial or automotive systems. However, sustained operation near this limit increases stress on internal pass elements and may accelerate long-term reliability degradation. It is advisable to include input filtering—such as a small ceramic capacitor and TVS diode—to clamp transients while ensuring the steady-state input never exceeds 14V under normal operating conditions to preserve margin and longevity.
In what scenarios would replacing the S-812C25AMC-C2FT2U with a switching regulator be preferable despite its low quiescent current?
Although the S-812C25AMC-C2FT2U offers excellent efficiency at light loads due to low Iq, switching regulators become advantageous when converting higher input voltages (e.g., 7V–16V) to 2.5V at currents approaching or exceeding 100mA. The linear regulator’s power dissipation scales linearly with (Vin - Vout) × Iload; thus, at a 12V input delivering 30mA, it dissipates approximately 225 mW, generating heat that requires PCB layout consideration. A buck converter could reduce losses by over 90% in such cases, improving thermal performance and extending battery life.
What layout considerations are critical when integrating the S-812C25AMC-C2FT2U into a compact PCB design?
Due to its SOT-23-5 package, the S-812C25AMC-C2FT2U occupies minimal board space, but proper grounding and decoupling are essential for stable operation. Place a 1µF ceramic capacitor as close as possible to the VIN and GND pins to minimize high-frequency noise coupling. Ensure the ground plane connects directly to the thermal pad beneath the package to enhance heat dissipation and reduce thermal resistance. Keep traces short and avoid routing sensitive signals nearby to prevent interference with the low-noise output.
How does the moisture sensitivity level (MSL) rating of MSL 1 for the S-812C25AMC-C2FT2U affect handling during manufacturing?
With an MSL 1 classification, the S-812C25AMC-C2FT2U has unlimited shelf life before assembly and does not require dry storage or baking prior to use. This simplifies inventory management and reduces production overhead compared to higher MSL components. However, standard ESD precautions still apply during manual handling, and users should follow JEDEC guidelines for soldering profiles to prevent latent damage during reflow processes.
What role does the voltage dropout characteristic play in selecting the S-812C25AMC-C2FT2U for space-constrained battery designs?
The dropout voltage of the S-812C25AMC-C2FT2U reaches a maximum of 0.68V at 10mA, implying that the minimum regulated input voltage is 3.18V. In battery-powered devices using single-cell Li-ion or alkaline cells, this constraint limits usable capacity. For instance, a fresh alkaline cell may provide 1.5V per cell, but only until it drops below 3.18V, reducing effective energy extraction. Designers must account for this by either choosing lower-output-voltage regulators or accepting reduced runtime near end-of-life conditions.
Are there any known trade-offs between stability, transient response, and external component count when using the S-812C25AMC-C2FT2U in noisy environments?
The S-812C25AMC-C2FT2U is internally compensated for stability across typical load ranges and does not require external feedback components. However, in systems with rapid load transients or tightly coupled power rails, additional output capacitance beyond the recommended 1µF may improve transient recovery. While increasing capacitance can slow startup time slightly, it enhances output stability under variable loads. Users should verify transient response during prototype testing rather than relying solely on datasheet plots, especially in mixed-signal designs where digital switching noise may couple through shared supplies.

Parts with Similar Specifications

The three parts on the right have similar specifications to ABLIC Inc. S-812C25AMC-C2FT2U

Product Attribute S-812C25AMC-C2FT2G S-812C25AUA-C2FT2U S-812C25BMC-C4FT2U S-812C25BMC-C4FT2G
Part Number S-812C25AMC-C2FT2G S-812C25AUA-C2FT2U S-812C25BMC-C4FT2U S-812C25BMC-C4FT2G
Manufacturer ABLIC Inc. ABLIC Inc. ABLIC Inc. ABLIC Inc.
Voltage - Output (Min/Fixed) - - - -
Current - Supply (Max) - - - -
Control Features - - - -
Protection Features - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Output Configuration - - - -
Current - Quiescent (Iq) - - - -
Number of Regulators - - - -
Series - - - -
Voltage Dropout (Max) - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Voltage - Input (Max) - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
PSRR - - - -
Output Type - Current - Unbuffered Voltage - Buffered -
Base Product Number - DAC34H84 MAX500 ADS62P42
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Voltage - Output (Max) - - - -
Current - Output - - - -

S-812C25AMC-C2FT2U Datasheet PDF

Download S-812C25AMC-C2FT2U pdf datasheets and ABLIC Inc. documentation for S-812C25AMC-C2FT2U - ABLIC Inc..

Datasheets
S-812C Series.pdf
PCN Design/Specification
Solder Plating Material Chg 10/Dec/2018.pdf All Dev Materials Chg 23/Mar/2020.pdf

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Shipment

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
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
  • QC (Quality Warranty)
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  • Packaging
  • Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
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We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
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Electrostatic Discharge Protection and Handling

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Certifications & Memberships

Third-party certified, strict quality control. Our certification
  • ISO 9001: 2015
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  • IPC
  • ESD
  • PSMA
S-812C25AMC-C2FT2U Image

S-812C25AMC-C2FT2U

ABLIC Inc.
98D-S-812C25AMC-C2FT2U

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