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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsMC34166TH
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MC34166TH - onsemi

Manufacturer Part Number
MC34166TH
Manufacturer
onsemi
Allelco Part Number
32D-MC34166TH
ECAD Model
Parts Description
IC REG BUCK BST ADJ 3.3A TO220-5
Package
TO-220-5 Formed Leads
Data sheet
Cylindrical Battery Holders.pdf
MC34166, 33166.pdf
Our certification
In stock: 3720

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Specifications

MC34166TH Tech Specifications
onsemi - MC34166TH technical specifications, attributes, parameters and parts with similar specifications to onsemi - MC34166TH

Product Attribute Attribute Value  
Manufacturer onsemi  
Voltage - Output (Min/Fixed) 5.05V  
Voltage - Output (Max) 40V (Switch)  
Voltage - Input (Min) 7.5V  
Voltage - Input (Max) 40V  
Topology Buck, Boost  
Synchronous Rectifier No  
Supplier Device Package TO-220-5 Horizontal  
Series -  
Package / Case TO-220-5 Formed Leads  
Product Attribute Attribute Value  
Package Tube  
Output Type Adjustable  
Output Configuration Positive or Negative  
Operating Temperature 0°C ~ 70°C (TA)  
Number of Outputs 1  
Mounting Type Through Hole  
Function Step-Up, Step-Down  
Frequency - Switching 72kHz  
Current - Output 3.3A (Switch)  
Base Product Number MC34166  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

MC34166TH

Manufacturer

onsemi

Introduction

The MC34166TH is a high-performance, step-up/step-down DC-DC converter that provides a regulated output voltage from an unregulated input voltage. It offers a wide input voltage range, adjustable output voltage, and high efficiency, making it suitable for a variety of power supply applications.

Product Features and Performance

Wide input voltage range of 7.5V to 40V

Adjustable output voltage from 5.05V to 40V

Maximum output current of 3.3A

Switching frequency of 72kHz

Thermal shutdown protection

Short-circuit protection

Undervoltage lockout

Product Advantages

High efficiency up to 95%

Compact and easy to use

Suitable for a wide range of applications

Protections against thermal overload, short circuit, and undervoltage

Key Reasons to Choose This Product

Versatile power conversion solution with wide input and output voltage ranges

Robust protection features ensure reliable and safe operation

High efficiency contributes to improved energy savings and thermal management

Compact and easy-to-use design simplifies system integration

Quality and Safety Features

Thermal shutdown protection

Short-circuit protection

Undervoltage lockout

Compatibility

The MC34166TH is compatible with a wide range of electronic devices and systems that require a regulated power supply with a wide input voltage range.

Application Areas

Industrial equipment

Automotive electronics

Telecommunications equipment

Portable devices

Home appliances

Product Lifecycle

The MC34166TH is an obsolete product, meaning it is no longer in active production. Customers are advised to contact our website's sales team for information on equivalent or alternative products that may be available.

Parts with Similar Specifications

The three parts on the right have similar specifications to onsemi MC34166TH

Product Attribute MC34166TH MC34166D2TG MC34167T MC34167D2TR4G
Part Number MC34166TH MC34166D2TG MC34167T MC34167D2TR4G
Manufacturer onsemi onsemi onsemi onsemi
Mounting Type Through Hole Surface Mount Through Hole Surface Mount
Package / Case TO-220-5 Formed Leads TO-263-6, D²Pak (5 Leads + Tab), TO-263BA TO-220-5 TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
Series - - - -
Function Step-Up, Step-Down Step-Up, Step-Down Step-Up, Step-Down Step-Up, Step-Down
Current - Output 3.3A (Switch) 3.3A (Switch) 5.5A (Switch) 5.5A (Switch)
Voltage - Output (Max) 40V (Switch) 40V (Switch) 40V (Switch) 40V (Switch)
Voltage - Output (Min/Fixed) 5.05V 5.05V 5.05V 5.05V
Package Tube Tube Tube Tape & Reel (TR)
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Topology Buck, Boost Buck, Boost Buck, Boost Buck, Boost
Output Type Adjustable Adjustable Adjustable Adjustable
Synchronous Rectifier No No No No
Number of Outputs 1 1 1 1
Supplier Device Package TO-220-5 Horizontal D2PAK-5 TO-220-5 D2PAK-5
Base Product Number MC34166 MC34166 MC34167 MC34167
Output Configuration Positive or Negative Positive or Negative Positive or Negative Positive or Negative
Voltage - Input (Max) 40V 40V 40V 40V
Voltage - Input (Min) 7.5V 7.5V 7.5V 7.5V
Frequency - Switching 72kHz 72kHz 72kHz 72kHz

MC34166TH Datasheet PDF

Download MC34166TH pdf datasheets and onsemi documentation for MC34166TH - onsemi.

Datasheets
Cylindrical Battery Holders.pdf
Environmental Information
onsemi RoHS.pdf onsemi REACH.pdf
PCN Obsolescence/ EOL
Cylindrical Battery Holders.pdf
HTML Datasheet
MC34166, 33166.pdf

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.

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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MC34166TH Image

MC34166TH

onsemi
32D-MC34166TH

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