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TI UC3875N

Name: UC3875N
Rating: 4.5 (10 reviews)

Resonant Controllers 500mA 1000kHz 20-Pin PDIP Tube

Brands: Texas Instruments

Mfr.Part #: UC3875N

Datasheet: UC3875N Datasheet (PDF)

Package/Case: 20-DIP(0.300",7.62mm)

RoHS Status:

Stock Condition: 5041 pcs, New Original

Warranty: 1 Year Ovaga Warranty - Find Out More

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UC3875N General Description

Converter Offline Full-Bridge Topology 1MHz 20-PDIP

Specifications

Parameter	Value	Parameter	Value
Package	Tube	Product Status	Last Time Buy
Output Isolation	Non-Isolated	Topology	Full-Bridge
Voltage - Start Up	10.75 V	Voltage - Supply (Vcc/Vdd)	9.5V ~ 20V
Duty Cycle	100%	Frequency - Switching	1MHz
Fault Protection	Current Limiting	Control Features	Frequency Control, Soft Start, Sync
Operating Temperature	0°C ~ 70°C (TA)	Package / Case	20-DIP (0.300", 7.62mm)
Supplier Device Package	20-PDIP	Mounting Type	Through Hole
Base Product Number	UC3875

Shipping

	Ship Fee	Lead Time
DHL	$20.00-$40.00 (0.50 KG)	2-5 days
Fedex	$20.00-$40.00 (0.50 KG)	2-5 days
UPS	$20.00-$40.00 (0.50 KG)	2-5 days
TNT	$20.00-$40.00 (0.50 KG)	2-5 days
EMS	$20.00-$40.00 (0.50 KG)	2-5 days
REGISTERED AIR MAIL	$20.00-$40.00 (0.50 KG)	2-5 days

Processing Time：Shipping fee depend on different zone and country.

Payment

Terms of payment		Hand Fee
	Wire Transfer	charge US$30.00 banking fee.
	Paypal	charge 4.0% service fee.
	Credit Card	charge 3.5% service fee.
	Western Union	charge US.00 banking fee.
	Money Gram	charge US$0.00 banking fee.

Guarantees

1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.

Packing

Step1 :Product
Step2 :Vacuum packaging
Step3 :Anti-static bag
Step4 :Individual packaging
Step5 :Packaging boxes
Step6 :bar-code shipping tag

All the products will packing in anti-staticbag. Ship with ESD antistatic protection.

Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.

We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

Part points

The UC3875N is a high-performance pulse width modulation (PWM) controller designed for power supply applications. It features adjustable frequency and duty cycle control, overcurrent protection, and voltage feedforward compensation. The chip is commonly used in switch-mode power supplies and DC-DC converters.
Equivalent

Equivalent products of UC3875N chip are TL494 and SG3524. These chips are commonly used in power supply and motor control applications and offer similar features and functionality, making them suitable replacements for UC3875N in various electronic circuits.
Features

1. Current mode PWM controller 2. Programmable soft start 3. Voltage feed-forward compensation 4. Precision reference 5. Pulse-by-pulse current limiting 6. Hiccup and non-hiccup overload protection 7. Adjustable switching frequency up to 1MHz 8. UVLO and PFO protection 9. Internal short circuit protection
Pinout

The UC3875N is a high performance current mode controller IC with a pin count of 20. It is commonly used for switch-mode power supplies and features functions such as under-voltage lockout, over-voltage protection, and cycle-by-cycle current limiting.
Manufacturer

The UC3875N is manufactured by Texas Instruments, a leading semiconductor company that designs and produces a wide range of integrated circuits and microcontrollers for various industries, including automotive, consumer electronics, and industrial applications. Their products are known for their high quality, reliability, and innovation.
Application Field

The UC3875N is commonly used in power supply applications, such as switch mode power supplies for telecom, datacom, and industrial equipment. It is also used in motor control applications, such as variable speed drives and servo systems. Additionally, it can be found in lighting control systems and uninterruptible power supplies (UPS).
Package

The UC3875N is a 16-pin DIP (dual in-line package) chip that is commonly found in a through-hole form. It typically measures around 0.300 inches in width and 0.115 inches in height, making it a small and compact component suitable for a variety of electronic applications.