UC3844BN - ST Microelectronics

The pictures are for reference only, and the specific specifications can be found in the product manual.

Part No

UC3844BN
Manufacturer

ST Microelectronics
ChipWorker Part#

CW7678703
Category

PWM Controller IC
Package

DIP-8
Description

Current Mode PWM Controller 1A 500kHz 8Pin PDIP Tube
Documentation

Datasheet

UC3844BN Global Supplier

{{ supplierTable.supplier }}	{{ supplierTable.part }}	{{ supplierTable.availability }}	MOQ	{{ supplierTable.delivery_date }}

{{viewMore}}
{{viewMore}}
DigiKey	{{noList.partNo}} {{noList.mfr}}	0 {{ search_item }}	-	{{outStock}}
Arrow	{{noList.partNo}} {{noList.mfr}}	0 {{ search_item }}	-	{{outStock}}
Mouser	{{noList.partNo}} {{noList.mfr}}	0 {{ search_item }}	-	{{outStock}}
					{{submitRFQ}}

UC3844BN Specifications

Attribute	Attribute Value

Part Number	UC3844BN
Manufacturer	ST Microelectronics
ChipWorker Part#	CW7678703
Category	PWM Controller IC
Documentation	Datasheet
Mounting Style	Through Hole
Number of Pins	8 Pin
Case/Package	DIP-8
Frequency	250 kHz
Supply Voltage (DC)	12.0V (min)
Power Rating	1.25 W
Number of Outputs	1 Output
Input Voltage (DC)	25.0 V
Output Voltage	13.5 V
Output Current	1 A
Supply Current	17 mA
Number of Channels	1 Channel
Number of Positions	8 Position
Power Dissipation	1.25 W
Rise Time	50 ns
Switching Frequency	500 kHz
Thermal Resistance	100 ℃/W
Duty Cycle	50 %
Maximum Duty Cycle	50 %
Fall Time	50 ns
Operating Temperature (Max)	150 ℃
Operating Temperature (Min)	-40 ℃
Power Dissipation (Max)	1250 mW
Supply Voltage	11.5V ~ 25V
Supply Voltage (Max)	25 V
Supply Voltage (Min)	12 V
Input Voltage	25 V
	expand all
Size-Length	10.92 mm
Size-Width	6.6 mm
Size-Height	3.32 mm
Operating Temperature	0℃ ~ 70℃
Product Lifecycle Status	Active
Packaging	Tube
RoHS	RoHS Compliant
Lead-Free Status	Lead Free
REACH SVHC Compliance Edition	2015/12/17
ECCN Code	EAR99

Product Description

Never worry about a stable current not being supplied by using this UC3844BN current controller by STMicroelectronics. This current mode controller supports boost|flyback topology. Its single PWM output produces a current of 1000(Max) mA. This part offers a switching frequency of 500 kHz in order to work properly. In order to ensure parts aren"t damaged by bulk packaging, this product comes in tube packaging to add a little more protection by storing the loose parts in an outer tube. This current mode controller has an operating temperature range of 0 °C to 70 °C. This device has a maximum of 30 V. This current mode controller"s maximum duty cycle is 50 %.

expand all

Delivery

DHLPrice

UPS

FedEx

TNT

EMS

OCS

SF EXPRESS

Chipworker Certification

Ordering Information

Order Payment Shipping Package Quality Assurance

These terms and conditions are for reference only. The actual terms and conditions are subject to the sales staff's quotation.
- Please check the technical specifications of the products when ordering.
- MOQ is the minimum order quantity required to purchase each part.
- If you have special ordering instructions, please indicate them on the order page.
- Pre-Shipment Inspection (PSI) will be used when ordering.
- You can check the status of your order in the “My Order” section of your personal account.
- Orders cannot be canceled after the package has been shipped. View more >
- Works with both individual and corporate clients. View more >
- All prices on the website include 20% VAT.
- Invoices are issued in the currency specified, but payment is made in Russian rubles at the exchange rate on the day of payment.
- If you need a detailed invoice or a tax identifier, please contact us.
- Delivery will take between 1 to 2 weeks after the shipment is sent to your country.
- Your order will be processed only after the invoice has been paid.
- The tracking number will be sent to you after the order is shipped. (It may take up to 24 hours for the information to be available from the carrier.) View more >
- Carefully tested and packaged by ChipWorker
- Vacuum packed
- Anti-static packaging
- Anti-vibration foam
- Income quality control (IQC), 800+ qualified distributors.
- Authorities test the chip to ensure the quality, authenticity and safety of your device.
- Decapsulation control
- X-ray inspection
- XRF inspection
- Electrical testing
- Surface testing

Contact Us

Buy UC3844BN

Stock is limited and changes quickly. Our 24/7 online sales team is ready to respond to your inquiries and orders at any time.