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: 2026-06-08

  • SKU: 7792 | DAH516

Availability: NotInStock priceValidUntil: 2026-06-08

  • 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 delivery take?
Delivery time depends on your PIN code and the courier network. Tracking is shared after 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.
What if a product is out of stock — can you arrange it?
Yes — contact us with the part number and required quantity. We’ll check availability or sourcing options.
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

Hongfa HF32F/012-ZS3 Relay

Hongfa HF32F/012-ZS3 Miniature Power RelayHF32F/012-ZS3 Relay; SPDT configuration; 12 VDC, 10 Ampere..

Rs.54.52 (inc GST)
Rs.46.20 + GST

SKU: 9984 | DAI776
Stock: 100

MC33883HEG H-Bridge GATE Driver IC

MC33883 H-Bridge Gate Driver IC MC33883HEG H-Bridge Driver IC with 1A peak current, supports PWM up ..

Rs.381.14 (inc GST)
Rs.323.00 + GST

SKU: 3050 | DAE795
Stock: 4

IRF1405 N-Channel Power MOSFET

IRF1405 N Channel Power MOSFETIRF1405 N Channel 55 Volt, 169 Ampere Power MOSFET in TO220 PackageThi..

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

SKU: 711 | DAA168
Stock: 1

IX4310TTR Gate Drivers 2A HIGH SPEED LOW-SIDE DRIVER

IX4310TTR Low Side Gate Driver 2A IX4310TTR 2A Low Side Gate Driver, TTL/CMOS compatible, 24V max v..

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

SKU: 7293 | DAH095
Stock: 138

Have You Seen

Product Page : Have You Seen

100mm Aluminium Mecanum wheels (Bush type rollers) Right

100mm Aluminium Mecanum Wheels Right 100mm Aluminium Mecanum wheels for omnidirectional movement, 8-..

Rs.2,338.76 (inc GST)
Rs.1,982.00 + GST

SKU: 7489 | DAH366
Stock: 2

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

6 Pin Male Right Angle Header 3.81 mm pitch (Combicon Connector)

Combicon 6 Pin Right Angle Male Header Connector XY-2500 F-B 3.81 series 6 Pin Right Angle Male hea..

Rs.15.93 (inc GST)
Rs.13.50 + GST

SKU: 3016 | DAE744
Stock: 20

ADE7880ACPZ Polyphase Energy Metering IC

ADE7880ACPZ Polyphase Energy Metering IC ADE7880ACPZ Polyphase Energy Metering IC for accurate energ..

Rs.706.23 (inc GST)
Rs.598.50 + GST

SKU: 7383 | DAG499
Stock: 100

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
FD2103S SMD GATE DRIVER IC

FD2103S SMD GATE DRIVER IC

FD2103S SMD Gate Driver IC FD2103S SMD Gate Driver IC for high-voltage applications with 180V toler..

Rs.17.11 (inc GST)
Rs.14.50 + GST

SKU: 8130 | DAH635
Stock: 15
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