UC3843N

Mfr. #:: UC3843N
Description:: Switching Controllers Current Mode
Lifecycle:: New from this manufacturer.
Datasheet:: UC3843N Datasheet
Delivery:: DHL FedEx Ups TNT EMS
Payment:: T/T Paypal Visa MoneyGram Western Union
ECAD Model:
More Information:: UC3843N more Information UC3843N Product Details

Product Attribute
Attribute Value

Manufacturer: Fairchild Semiconductor

Product Category: PMIC - Voltage Regulators - DC DC Switching Controllers

Series: UC3843

Packaging: Tube

Unit-Weight: 0.018646 oz

Mounting-Style: Through Hole

Package-Case: PDIP-8

Operating-Temperature: 0°C ~ 70°C (TA)

Output-Type: Transistor Driver

Function: Step-Up, Step-Down, Step-Up/Step-Down

Supplier-Device-Package: 8-DIP

Number-of-Outputs: 1

Topology: Buck, Boost, Flyback, Forward Converter

Voltage-Supply-Vcc-Vdd: 7.6 V ~ 30 V

Frequency-Switching: Up to 500kHz

Control-Features: Frequency Control

Output-Configuration: Positive

Output-Phases: 1

Duty-Cycle-Max: 100 %

Synchronous-Rectifier: Yes

Clock-Sync: No

Serial-Interfaces: -

Maximum-Operating-Temperature: + 70 C

Minimum-Operating-Temperature: 0 C

Output-Current: 1000 mA

Switching-Frequency: 450 kHz

Fall-Time: 50 ns

Rise-Time: 50 ns

Tags: UC3843N, UC3843, UC384, UC38, UC3

Service Guarantees

We guarantee 100% customer satisfaction.

Quality Guarantees

We provide 90-360 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.
Our experienced sales team and tech support team back our services to satisfy all our customers.

we buy and manage excess electronic components, including excess inventory identified for disposal.
Email us if you have excess stock to sell.

Email: info@omo-ic.com

Step1:
Vacuum Packaging with PL

Step2:
Anti-Static Bag

Step3:
Packaging Boxes

UC3843N Description

*** Electronics: UNITRODE# UC3843N Current Mode PWM Controller 1A 8 -Pin PDIP

***as Instruments: Current-Mode PWM Controller 8-PDIP 0 to 70

***Components: In a Pack of 5, Current Mode PWM Cntrlr 1A 8-Pin PDIP

***ical: off-line and DC to DC converter applications

***p One Stop Global: Current Mode PWM Controller 1A 8-Pin PDIP Tube

***i-Key: IC REG CTRLR MULT TOPOLOGY 8DIP

***eco: Current Mode PWM Controller 1A 8-Pin Plastic Dip Rail

***ment14 APAC: PWM CONTROLLER, 500KHZ, 7.6V-30V, PDIP-8

***nell: IC, CURRENT MODE PWM CTRL, 25V, 8-DIP

***ark: Pwm Controller, 500Khz, 7.6V-30V, Pdip-8; Input Voltage:25V; Output Voltage:13.5V; Output Current:1A; Supply Voltage Min:7.6V; Supply Voltage Max:30V; Controller Ic Case Style:dip; No. Of Pins:8Pins; Frequency:500Khz; Operating Rohs Compliant: Yes

Market price

Part #	Description	Stock	Price
UC3843N DISTI # V36:1790_07428547	Current Mode PWM Controller 1A 8-Pin PDIP Tube RoHS: Compliant	57	1:$0.6606
UC3843N DISTI # V39:1801_07428547	Current Mode PWM Controller 1A 8-Pin PDIP Tube RoHS: Compliant	0	10000:$0.6035 2500:$0.6250 1000:$0.6828 500:$0.8722 100:$1.0227 10:$1.3184 1:$1.6970
UC3843N DISTI # 296-11288-5-ND	IC REG CTRLR MULT TOPOLOGY 8DIP RoHS: Compliant Min Qty: 1 Container: Tube	909In Stock	5000:$0.6318 2500:$0.6650 1000:$0.7125 500:$0.9025 100:$1.0925 50:$1.3300 10:$1.4010 1:$1.5700
UC3843N DISTI # UC3843NFS-ND	IC REG CTRLR 8DIP RoHS: Compliant Min Qty: 3000 Container: Tube	Limited Supply - Call
UC3843NG4 DISTI # UC3843NG4-ND	IC REG CTRLR MULT TOPOLOGY 8DIP RoHS: Compliant Min Qty: 550 Container: Tube	Temporarily Out of Stock	550:$0.9025
UC3843N DISTI # 31719512	Current Mode PWM Controller 1A 8-Pin PDIP Tube RoHS: Compliant	10000	5500:$0.6014 2750:$0.6068 1650:$0.6278 1100:$0.6495 1000:$0.6825
UC3843N DISTI # 33634324	Current Mode PWM Controller 1A 8-Pin PDIP Tube RoHS: Compliant	57	11:$0.6606
UC3843N DISTI # UC3843N	Current Mode PWM Controller 1A 8-Pin PDIP Tube (Alt: UC3843N) RoHS: Compliant Min Qty: 50 Container: Tube	Europe - 150	500:€0.5779 300:€0.6189 200:€0.7219 100:€0.7879 50:€0.9629
UC3843N DISTI # UC3843N	Current Mode PWM Controller 1A 8-Pin PDIP Tube - Rail/Tube (Alt: UC3843N) RoHS: Compliant Min Qty: 550 Container: Tube	Americas - 0	5500:$0.5960 2750:$0.6129 1650:$0.6342 1100:$0.6561 550:$0.6894
UC3843NG4 DISTI # UC3843NG4	Current Mode PWM Controller 1A 8-Pin PDIP Tube - Rail/Tube (Alt: UC3843NG4) RoHS: Compliant Min Qty: 550 Container: Tube	Americas - 0	5500:$0.5949 2750:$0.6119 1650:$0.6339 1100:$0.6559 550:$0.6889
UC3843NG4 DISTI # UC3843NG4	Current Mode PWM Controller 1A 8-Pin PDIP Tube (Alt: UC3843NG4) RoHS: Compliant Min Qty: 550 Container: Tube	Asia - 0
UC3843N	Current-Mode PWM Controller	6888	1000:$0.5400 750:$0.6000 500:$0.7600 250:$0.9300 100:$1.0000 25:$1.1700 10:$1.2700 1:$1.4200
UC3843N DISTI # 595-UC3843N	Switching Controllers Current Mode RoHS: Compliant	401	1:$1.5600 10:$1.3300 100:$1.0300 500:$0.9030 1000:$0.7130 2500:$0.6320 10000:$0.6080
UC3843NG4 DISTI # 595-UC3843NG4	Switching Controllers Current-Mode PWM Controller RoHS: Compliant	0	550:$0.9030 1000:$0.7130 2500:$0.6320 10000:$0.6080
UC3843N	Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDIP8 RoHS: Compliant	4468	1000:$0.6300 500:$0.6700 100:$0.6900 25:$0.7200 1:$0.7800
UC3843N	Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDIP8 RoHS: Compliant	1780	1000:$0.2900 500:$0.3100 100:$0.3200 25:$0.3300 1:$0.3600
UC3843N	Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDIP8 RoHS: Compliant	87	1000:$0.6300 500:$0.6700 100:$0.6900 25:$0.7200 1:$0.7800
UC3843NG4	Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BICMOS, PDIP8 RoHS: Compliant	40	1000:$0.6300 500:$0.6700 100:$0.6900 25:$0.7200 1:$0.7800
UC3843N		49
UC3843N		937
UC3843N		15
UC3843N		50
UC3843N		159
UC3843N		62	7:$0.7500 28:$0.4875
UC3843N	* FREE SHIPPING ORDERS OVER $100 * Swithed-Mode Power Supply Controller, Current Mode Type, Bi-Polar, 8 Pin, Plastic, DIP	749	534:$0.3000 134:$0.3750 1:$0.7500
UC3843N	* FREE SHIPPING ORDERS OVER $100 * Swithed-Mode Power Supply Controller, Current Mode Type, Bi-Polar, 8 Pin, Plastic, DIP	49	26:$0.5000 6:$0.8000 1:$1.0000
UC3843N	* FREE SHIPPING ORDERS OVER $100 * Swithed-Mode Power Supply Controller, Current Mode Type, Bi-Polar, 8 Pin, Plastic, DIP	35	29:$2.4200 9:$2.6620 1:$3.6300
UC3843N	* FREE SHIPPING ORDERS OVER $100 * Swithed-Mode Power Supply Controller, Current Mode Type, Bi-Polar, 8 Pin, Plastic, DIP	7	8:$0.5600 1:$0.7000
UC3843N DISTI # 6615349	CURRENT MODE PWM CNTRLR 1A 8-PIN PDIP, PK	145	2500:£0.5540 1250:£0.5640 500:£0.6980 125:£0.8480 5:£1.2180
UC3843N DISTI # 6615349P	CURRENT MODE PWM CNTRLR 1A 8-PIN PDIP, TU	485	2500:£0.5540 1250:£0.5640 500:£0.6980 125:£0.8480
UC3843BN DISTI # UC3843N	Current-PWM 1A 8,2-30V 500kHz DIP8 RoHS: Compliant	2350	25:€0.2635 100:€0.2035 200:€0.1735 500:€0.1660
UC3843N DISTI # 1564498	RoHS: Compliant	0	1000:$0.4590 500:$0.4890 250:$0.5850 100:$0.6930 25:$0.9610 1:$1.1500
UC3843N... DISTI # 2164381	IC, CURRENT MODE PWM CTRL, 25V, 8-DIP RoHS: Compliant	0	10000:$0.9350 2500:$0.9720 1000:$1.1000 500:$1.3900 100:$1.5900 10:$2.0400 1:$2.4000
UC3843N . DISTI # 2323681	PWM CONTROLLER, 500KHZ, 7.6V-30V, PDIP-8 RoHS: Compliant	201	5000:$0.9650 2500:$1.0200 1000:$1.1000 500:$1.3900 100:$1.6800 50:$2.0300 10:$2.1500 1:$2.4000
UC3843N . DISTI # 2323681	PWM CONTROLLER, 500KHZ, 7.6V-30V, PDIP-8 RoHS: Compliant	0	250:£0.7310 100:£0.7850 50:£0.9960 25:£1.0100 1:£1.1500

Related products

Image	Part #	Description
	Mfr.#: UC3715D OMO.#: OMO-UC3715D	Gate Drivers Complementary Switch
	Mfr.#: UC3845BVNG OMO.#: OMO-UC3845BVNG	Switching Controllers 52kHz 1A Current PWM w/48% Duty Cycle Max
	Mfr.#: UC32TADJ OMO.#: OMO-UC32TADJ-1190	New and Original
	Mfr.#: UC34163L+ OMO.#: OMO-UC34163L--1190	New and Original
	Mfr.#: UC3517J OMO.#: OMO-UC3517J-1190	New and Original
	Mfr.#: UC3770AQP/AQ OMO.#: OMO-UC3770AQP-AQ-1190	New and Original
	Mfr.#: UC3843BVDR2G/UC3843BVDG OMO.#: OMO-UC3843BVDR2G-UC3843BVDG-1190	New and Original
	Mfr.#: UC3853 OMO.#: OMO-UC3853-1190	New and Original
	Mfr.#: UC3824DWTR OMO.#: OMO-UC3824DWTR-TEXAS-INSTRUMENTS	Switching Controllers High Speed PWM Controlle
	Mfr.#: UC3834N OMO.#: OMO-UC3834N-TEXAS-INSTRUMENTS	LDO Voltage Controllers High Efficiency Linear Regulato

Availability

Stock:: Available
On Order:: 4500
Enter Quantity:

Current price of UC3843N is for reference only, if you want to get best price, please submit a inquiry or direct email to our sales team sales@omo-ic.com

Reference price (USD)

Quantity
Unit Price
Ext. Price

1: ~~$0.44~~; ~~$0.44~~

10: ~~$0.41~~; ~~$4.13~~

100: ~~$0.39~~; ~~$39.15~~

500: ~~$0.37~~; ~~$184.90~~

1000: ~~$0.35~~; ~~$348.00~~

Due to semiconductor in short supply from 2021,below price is the Normal price before 2021.please send inquire to confirm.

Start with

UC3843N 5
UC3843 133
UC384 505
UC38 918
UC3 1610

Newest Products

AWR1642 and IWR1642 FMCW Radar Sensors

OMO Electronic' AWR1642 and IWR1642 are integrated single-chip FMCW radar sensors capable of operation in the 76 GHz to 81 GHz band.
ADS1220 ADC for Small Signal Sensors

OMO Electronic’ ADS1220 are precise 24-bit ADCs with low current consumption and noise and have a wide supply range.
Compare UC3843N

UC3843N vs UC3843NTI vs UC3843NB
TMDS181x HDMI Retimers

OMO Electronic' TMDS181x, DVI or HDMI retimers are designed for applications that include digital TVs and projectors, audio and video equipment, and monitors.
TMS320F2803x Piccolo™ Microcontrollers

OMO Electronic' TMS320F2803x (C28x) family is a member of the TMS320C2000™ microcontroller (MCU) platform.
TPS6104x Switch Boost Converters

OMO Electronic' TPS6104x is a high-frequency boost converter dedicated for small-to-medium LCD bias supplies and white LED backlight supplies.

More Newest Products

UC3843N

Step1:Vacuum Packaging with PL

Step2:Anti-Static Bag

Step3:Packaging Boxes

Step1:
Vacuum Packaging with PL

Step2:
Anti-Static Bag

Step3:
Packaging Boxes