Product Images are shown for illustrative purposes only and may differ from actual product.

IR2003 Buck Switching Regulator DIP IC

  • Stock: Out Of Stock

    Availability: NotInStock priceValidUntil: 2026-04-13

  • SKU: 8194 | DAH828

Availability: NotInStock priceValidUntil: 2026-04-13

  • Rs. 107.38 (inc GST)
    Rs.91.00 + GST

    Qty :

GST Invoice: Available for all purchases — eligible for input tax credit.

Delivery: 2–8 days across India. No MOQ required.

Bulk Orders: Need more quantity or not in stock? Email: dnatechindia [at] gmail.com

Import Service: We import a wide range of electronic components on request.

IR2003 Buck Switching Regulator DIP IC

IR2003 Buck Regulator IC with 4.5V to 40V input and 95% efficiency.

The IR2003 Buck Switching Regulator DIP IC offers reliable voltage regulation for various applications. It supports an input voltage range of 4.5V to 40V and delivers high efficiency of up to 95%. With adjustable output voltage and integrated power MOSFETs, it minimizes power loss, making it suitable for consumer electronics and industrial automation.

This IR2003 Buck Switching Regulator DIP IC features built-in protection against overcurrent and thermal shutdown, ensuring robust performance. Its fixed switching frequency operates typically at 200 kHz, enhancing stability in various environments. The device is ideal for battery-powered devices and automotive applications, providing a compact solution for efficient power management.

Choose the IR2003 Buck Switching Regulator DIP IC for your next project to ensure efficient energy use and reliable performance. Explore our collection of voltage regulators for more options tailored to your needs in India.

Explore the range of Voltage Regulators at DNA. The IR2003 Buck Switching Regulator DIP IC ensures reliable performance for your electronic projects. Check other Voltage Regulators that we have in stock.

If you're unable to find specific electronic components, reach out to us. We can import parts that are not in stock and support both retail and bulk orders. Consider checking out related items like SMPS, HMI Displays, Digital ICs, and more. Contact Us.

Features of IR2003 Buck Switching Regulator DIP IC

  • Wide Input Voltage Range
  • High Efficiency
  • Adjustable Output Voltage
  • Integrated Power MOSFETs
  • Fixed Switching Frequency
  • Overcurrent Protection
  • Thermal Shutdown
  • Soft-Start Feature

Specification of IR2003 Buck Switching Regulator DIP IC

  • Input Voltage Range: 4.5V to 40V
  • Output Voltage Range: Adjustable, typically 0.8V to VIN
  • Maximum Output Current: 3A
  • Switching Frequency: 200 kHz
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to +125°C
  • Package Type: 8-pin DIP

Applications of IR2003 Buck Switching Regulator DIP IC

  • Consumer Electronics
  • Industrial Automation
  • Automotive Applications
  • Communication Systems
  • Battery-Powered Devices

Related Links for IR2003 Buck Switching Regulator DIP IC

Package Includes

  • 1 X IR2003 Buck Switching Regulator DIP IC
Extra Information
Country of Origin China
Imported By ElectroSource Private Limited

Reviews (0)

Write a review

Note: HTML is not translated!
    Bad           Good
CAPTCHA verification code

Frequently Asked Questions

Do you provide a GST bills?
Yes we provide GST Bill by the name of DNA Solutions. You will receive a GST compliant invoice for your records. You can take GST benefit.
What is your return / replacement policy?
Returns/replacements depend on the item type and condition. If there’s an issue, contact us with photos/videos and we’ll guide you as per policy.
How long does dispatch take?
In-stock items typically dispatch within 1–2 working days. If any item needs sourcing, we’ll update you with the expected timeline before dispatch.
I forgot to add GST number at time of placing order, but I need GST Invoice in my firms name?
You can contact us via Contact us page and send your order details and GST number we will send you updated Invoice soft copy.
Do you accept bulk / OEM orders?
Yes — we handle bulk orders and OEM supply requests across India. Share part number and quantity for a quote.
Do you supply branded parts (Texas Instruments, ST, Vishay, etc.)?
Yes — if a brand/manufacturer is listed on the product page. If not listed, share the exact manufacturer + part number and we’ll check sourcing options.

NEW Products

Product Page : New Products

2 PIN MRS GX12 Connector

2 Pin GX12 Aviation Connector GX12 Aviation Connector with 2 pins, 250V voltage, 5A current, and wa..

Rs.57.82 (inc GST)
Rs.49.00 + GST

SKU: 2972 | DAE683
Stock: 30

Nose Plier Regular Blue Low Quality MS

MS Nose Plier Regular Blue Low Quality Tool MS Nose Plier designed for gripping, bending, and cuttin..

Rs.88.50 (inc GST)
Rs.75.00 + GST

SKU: 9157 | DAG131
Stock: 5

Soldron 35w Spade Premium Grade Long Life Bit(Nickel)

Soldron 35W Spade Premium Grade Long Life Bit Soldron 35W Spade Bit designed for durability with nic..

Rs.168.74 (inc GST)
Rs.143.00 + GST

SKU: 2359 | DAC109
Stock: 4

XL6005E1 TO252 Step-Up DC Power Converter SMD IC

XL6005E1 TO252Step-Up DC Power Converter SMD ICXL6005E1 TO252 Step-Up DC Power Converter SMD ICThe X..

Rs.70.80 (inc GST)
Rs.60.00 + GST

SKU: 3922 | DAF734
Stock: 196

Have You Seen

Product Page : Have You Seen

XY128 2 Pin PCB Mount Screwable Terminal Block

XY128 2 Pin PCB Mount Screwable Terminal Block XY128 2 Pin Terminal Block Connector with 5.08 mm pit..

Rs.6.02 (inc GST)
Rs.5.10 + GST

SKU: 2689 | DAE190
Stock: 150

W78E052DDG Nuvoton Microcontroller

Nuvoton W78E052DDG Microcontroller IC W78E052DDG Microcontroller, 8-bit, 16K/8K Flash EPROM, low po..

Rs.239.54 (inc GST)
Rs.203.00 + GST

SKU: 3102 | DAE884
Stock: 3

25TTS12 High Voltage Thyristor SCR (Doingter)

Doingter 25TTS12 High Voltage Thyristor SCR 25TTS12 Thyristor SCR, 1200V, 25A, designed for phase co..

Rs.69.62 (inc GST)
Rs.59.00 + GST

SKU: 2859 | DAE533
Stock: 7

Hongfa HF3FF/024-1ZST 24 Volt Relay

Hongfa HF3FF/024-1ZST 24 Volt RelayHF3FF/024-1ZST Relay; 24V DC Coil; 10A Switching Current.The Hong..

Rs.34.22 (inc GST)
Rs.29.00 + GST

SKU: 8719 | DAI141
Stock: 100

Related Products

MJE13005 NPN Power Transistor

MJE13005 NPN Power Transistor

MJE13005 NPN Power TransistorThese devices are designed for high−voltage, high−speed power switching..

Rs.18.88 (inc GST)
Rs.16.00 + GST

SKU: 947 | DAA142
Stock: 10
SS14 Schottky Power Diode

SS14 Schottky Power Diode

SS14 Schottky Power Diode SS14 Schottky Power Diode, Low voltage drop 0.5V, High forward current 1A..

Rs.5.90 (inc GST)
Rs.5.00 + GST

SKU: 3221 | DAD224
Stock: 40
2ED020I12-F2 Dual channel isolated IGBT Driver IC(Infineon MAKE)

2ED020I12-F2 Dual channel isolated IGBT Driver IC(Infineon MAKE)

Power Devices Dual Channel Isolated IGBT Driver 2ED020I12-F2 Dual channel IGBT Driver IC with 2A ou..

Rs.808.30 (inc GST)
Rs.685.00 + GST

SKU: 7165 | DAF795
Stock: 5
1ED3322MC12NXUMA1-INFINEON-Gate Driver SMD IC

1ED3322MC12NXUMA1-INFINEON-Gate Driver SMD IC

Infineon 1ED3322MC12NXUMA1 Gate Driver SMD IC 1ED3322MC12NXUMA1 Gate Driver IC offers up to 8.5 A pe..

Rs.407.98 (inc GST)
Rs.345.74 + GST

SKU: 8212 | DAH830
Stock: 0
CF14JT33R0 SEI Stackpole Carbon Film Resistors

CF14JT33R0 SEI Stackpole Carbon Film Resistors

SEI CF14JT33R0 Carbon Film Resistor CF14JT33R0 33Ω Carbon Film Resistor with 0.25W power rating and ..

Rs.10.62 (inc GST)
Rs.9.00 + GST

SKU: 8579 | DAH876
Stock: 0
G6J-2P-Y-DC12 Signal Relays

G6J-2P-Y-DC12 Signal Relays

Omron G6J-2P-Y-DC12 Miniature Signal Relay G6J-2P-Y-DC12 Signal Relay for low-power switching with D..

Rs.607.11 (inc GST)
Rs.514.50 + GST

SKU: 9757 | DAI490
Stock: 0