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

UC3845 Current Mode PWM Controller SMD IC

  • Stock: Out Of Stock

    Availability: NotInStock priceValidUntil: 2026-05-07

  • SKU: 7792 | DAH516

Availability: NotInStock priceValidUntil: 2026-05-07

  • Rs. 37.76 (inc GST)
    Rs.32.00 + 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 a larger quantity or item not in stock? Email: dnatechindia [at] gmail.com

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

UC3845 Current Mode PWM Controller SMD IC

UC3845 Current Mode PWM Controller SMD IC for efficient energy conversion with adjustable frequency up to 500 kHz.

The UC3845 Current Mode PWM Controller SMD IC is designed for high-frequency switching, enhancing energy conversion efficiency. This controller is ideal for isolated flyback, forward, and boost converters, operating efficiently within an input voltage range of 7V to 30V. With its fixed frequency and current feedback duty cycle adjustments, the UC3845 Current Mode PWM Controller SMD IC ensures reliable performance in various applications.

Featuring a soft start functionality, the UC3845 Current Mode PWM Controller SMD IC protects systems during power-up, while its under-voltage lockout feature ensures stable operations. This IC is suitable for DC-DC converters, switch-mode power supplies, and battery chargers, providing a robust solution for industrial power equipment and LED drivers.

Explore the potential of the UC3845 Current Mode PWM Controller SMD IC to boost your electronic projects. With thermal stability and a low standby current of approximately 1 mA, it is built for reliability in high-temperature environments. Enhance your designs with this efficient PWM controller.

Explore a wide range of high-quality Misc Digital IC's at DNA. The UC3845 Current Mode PWM Controller SMD IC is a great choice for your projects. Check other Misc Digital IC's that we have in stock.

If you're searching for specific electronic components, DNA can assist you. We can import parts not currently in stock and support both retail and bulk orders. Check out our Nextion Display, Digital IC, Transistor, Connectors, Super Capacitor, and Hongfa Relay. Contact Us.

Features of UC3845 Current Mode PWM Controller SMD IC

  • Current-Mode Control simplifies control loop design
  • High Frequency Operation supports high-frequency applications
  • UVLO with Hysteresis ensures reliable startup
  • Soft Start Functionality protects during power-up
  • Thermal Stability for high-temperature environments

Specification of UC3845 Current Mode PWM Controller SMD IC

  • Input Voltage Range: 7V to 30V
  • Operating Frequency: Up to 500 kHz
  • Output Voltage: Drives power MOSFET gates directly
  • Under-Voltage Lockout: Turn-on Threshold-16V, Turn-off Threshold-10V
  • Current Sense Threshold: 1V
  • Power Consumption: Low standby current of approximately 1 mA

Applications of UC3845 Current Mode PWM Controller SMD IC

  • Switch-Mode Power Supplies
  • DC-DC Converters
  • Battery Chargers
  • Industrial Power Equipment
  • LED Drivers

Package Includes

  • 1 X UC3845 Current Mode PWM Controller SMD 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.
What payment methods do you accept?
We accept UPI, cards, netbanking, and other checkout options shown on the payment page.
What if I need a component that is not listed on your website?
Contact us with the part number or requirement — we may be able to source it or suggest an equivalent.
Will you send the same brand/manufacturer every time?
For some passive components, brand may vary based on availability. If you need a specific brand or matching lot, mention it before ordering and we’ll advise availability.

NEW Products

Product Page : New Products

BAV99 SOT23 High Speed Dual Surface Mount Switching Diode

BAV99 High Speed Dual Surface Mount Switching Diode BAV99 SOT23 Diode for high-speed switching with ..

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

SKU: 7491 | DAD136
Stock: 50

Keltron Supercapacitor 5 Farad 2.7 Volts Energy Storage

Keltron Supercapacitor 5 Farad Energy Storage Solution Keltron 5 Farad Supercapacitor for energy st..

Rs.51.68 (inc GST)
Rs.43.80 + GST

SKU: 10252 | DAJ136
Stock: 80

Meanwell SMPS HDR-60-48

Meanwell HDR-60-48 DIN Rail Power Supply Unit Meanwell HDR-60-48 SMPS provides regulated DC output, ..

Rs.1,677.96 (inc GST)
Rs.1,422.00 + GST

SKU: 2512 | DAC676
Stock: 1

KBPC5010 Bridge Rectifier

KBPC5010 Bridge Rectifier Module KBPC5010 Bridge Rectifier, 50A current, 1000V blocking voltage, hi..

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

SKU: 565 | DAA494
Stock: 15

Have You Seen

Product Page : Have You Seen

DIP switch 2 Way

DIP Switch 2 Way 2 Way DIP Switch with slide type, 2 pins, and 2 positions for easy PCB mounting. ..

Rs.13.57 (inc GST)
Rs.11.50 + GST

SKU: 2989 | DAE700
Stock: 2

XL3001 E1 Buck LED Constant Current Driver IC

XL3001E1 Buck LED Constant Current Driver IC XL3001E1 Buck LED Driver IC for 3A output, 220KHz freq..

Rs.28.32 (inc GST)
Rs.24.00 + GST

SKU: 3677 | DAF665
Stock: 10

DC-DC BUCK CONVERTER 6V-24V TO 5V 3A USB OUTPUT MODULE

DC-DC Buck Converter 6V-24V to 5V 3A USB Output Module DC-DC Buck Converter 6V-24V to 5V 3A USB Out..

Rs.256.77 (inc GST)
Rs.217.60 + GST

SKU: 9595 | DAB085
Stock: 5

MCP23S17 I/O Expander IC with SPI Interface

MCP23S17 I/O Expander IC with SPI InterfaceThe MCP23S17 provides 16-bit, general purpose parallel I/..

Rs.320.96 (inc GST)
Rs.272.00 + GST

SKU: 653 | DAA046
Stock: 3

Related Products

NeoPixel 8x8 RGB LED Pixel Matrix

NeoPixel 8x8 RGB LED Pixel Matrix

NeoPixel 8x8 RGB LED Pixel MatrixSolder wires to the input port and provide 5VDC to the +5V and grou..

Rs.2,004.82 (inc GST)
Rs.1,699.00 + GST

SKU: 1044 | DAA739
Stock: 64
3006P-103 10K ohm Multiturn Varaible Resistor

3006P-103 10K ohm Multiturn Varaible Resistor

3006-103 10k ohm Precision Variable Resistor10k ohm | Precision Multiturn Variable Resistor || Packa..

Rs.17.23 (inc GST)
Rs.14.60 + GST

SKU: 3029 | DAE402
Stock: 42
LM380N-8/NOPB Audio Power Amplifier DIP IC

LM380N-8/NOPB Audio Power Amplifier DIP IC

LM380N-8/NOPB Audio Power Amplifier DIP IC LM380N-8/NOPB Audio Power Amplifier DIP IC with 14W outpu..

Rs.261.41 (inc GST)
Rs.221.54 + GST

SKU: 8771 | DAI053
Stock: 0
ADS1210P Analog to Digital Converters DIP IC

ADS1210P Analog to Digital Converters DIP IC

ADS1210P Analog to Digital Converters DIP ICADS1210P ADC for precision measurement; 24-bit resolutio..

Rs.3,892.05 (inc GST)
Rs.3,298.35 + GST

SKU: 8976 | DAI183
Stock: 0
IT66332E MHL/HDMI Active Switch SMD IC

IT66332E MHL/HDMI Active Switch SMD IC

IT66332E MHL/HDMI Active Switch SMD IC IT66332E MHL/HDMI Active Switch SMD IC, supports multiple HDM..

Rs.614.08 (inc GST)
Rs.520.41 + GST

SKU: 8996 | DAI067
Stock: 0