ON Semiconductor UC3843BVN

Name: UC3843BVN
Brand: ON Semiconductor
SKU: 4550754-UC3843BVN
Availability: InStock
Rating: 5 (1 reviews)

Part Number:: UC3843BVN

Manufacturer:: ON Semiconductor

Ventron No:: 4550754-UC3843BVN

Description:: IC REG CTRLR FLYBACK 8DIP

ECAD Model:

Datasheet:: UC3842B-43B, UC2842B-43B

Specifications

ON Semiconductor UC3843BVN technical specifications, attributes, parameters and parts with similar specifications to ON Semiconductor UC3843BVN.

Mounting Type
Through Hole
Package / Case
8-DIP (0.300, 7.62mm)
Surface Mount
NO
Number of Pins
8
Operating Temperature
-40°C~105°C TA
Packaging
Tube
Published
2000
JESD-609 Code
e0
Part Status
Obsolete
Moisture Sensitivity Level (MSL)
1 (Unlimited)
Number of Terminations
8
ECCN Code
EAR99
Terminal Finish
Tin/Lead (Sn/Pb)
Subcategory
Switching Regulator or Controllers
Technology
BIPOLAR
Terminal Position
DUAL
Terminal Pitch
2.54mm
Frequency
60kHz
Base Part Number
UC384*B
Function
Step-Up, Step-Up/Step-Down
Number of Outputs
1
Output Voltage
5.1V
Output Type
Transistor Driver
Operating Supply Voltage
30V
Input Voltage-Nom
15V
Analog IC - Other Type
SWITCHING CONTROLLER
Output Configuration
Positive
Output Current
1A
Voltage - Supply (Vcc/Vdd)
7.6V~30V
Quiescent Current
12mA
Control Features
Frequency Control
Topology
Boost, Flyback
Control Mode
CURRENT-MODE
Frequency - Switching
Up to 500kHz
Input Voltage (Max)
25V
Control Technique
PULSE WIDTH MODULATION
Rise Time
50ns
Synchronous Rectifier
No
Fall Time (Typ)
50 ns
Switcher Configuration
SINGLE
Max Duty Cycle
96 %
Height Seated (Max)
4.45mm
Width
7.62mm
RoHS Status
Non-RoHS Compliant
Lead Free
Contains Lead

Description

UC3843BVN Overview
This product is designed for through hole mounting and can operate in a temperature range of -40°C to 105°C TA. It has a dual terminal position and a positive output configuration. The quiescent current is 12mA and it features frequency control. It can switch frequencies up to 500kHz and utilizes pulse width modulation as its control technique. The rise time is 50ns and the fall time is typically 50ns.

UC3843BVN Features
Transistor Driver Outputs
Switching Frequency: Up to 500kHz
Frequency Control
PULSE WIDTH MODULATION
Max Duty Cycle: 96 %
Frequency: 60kHz

UC3843BVN Applications
There are a lot of ON Semiconductor UC3843BVN DC to DC converter applications.

Gear/thread machining machines
Geothermal power
Medical monitoring systems
Medical equipment
Lathes
Grinders
Series voltage regulation circuits
Flaw detection equipment
Smoke exhaust equipment
Surface processing equipment

UC3843BVN More Descriptions

Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDIP8
UC384*B Boost Flyback Tube e0 DC to DC switching controller 50ns 1A 4.45mm 5.1V
Off-Line Controllers 52kHz 1A Current PWM No-Cancel/No-Return
IC REG CTRLR BST FLYBK ISO 8-DIP

Certification

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UC3843B~~(42)~~
UC3843~~(101)~~
UC384~~(96)~~
UC38~~(119)~~
UC3~~(82)~~

Part Number	Manufacturers	Description	Stock	Price
UC3843BVNG DISTI #UC3843BVNGOS-ND	ON Semiconductor	IC REG CTRLR FLYBACK 8DIP RoHS: Compliant	641	1 $0.74 50 $0.6076 100 $0.4959 500 $0.392 1000 $0.3136
UC3843BVN DISTI #UC3843BVNOS-ND	ON Semiconductor	IC REG CTRLR FLYBACK 8DIP RoHS: Not Compliant	0
UC3843BVNG DISTI #26622200	ON Semiconductor	Current Mode PWM Controller 1A 8-Pin PDIP Tube RoHS: Compliant	5400	1800 $0.2487
UC3843BVNG DISTI #33926713	ON Semiconductor	Current Mode PWM Controller 1A 8-Pin PDIP Tube RoHS: Compliant	1659	26 $0.6619 100 $0.3892 1000 $0.3038 2500 $0.2646 10000 $0.2546 25000 $0.2447
UC3843BVNG DISTI #UC3843BVNG	ON Semiconductor	Current Mode PWM Controller 1A 8-Pin PDIP Rail - R RoHS: Compliant	0	1800 $0.2559 3600 $0.2539 5400 $0.2509 9000 $0.2479 18000 $0.2409
UC3843BVNG DISTI #45J2383	ON Semiconductor	Current Mode PWM Controller 1A 8-Pin PDIP Rail - B RoHS: Compliant	0	1 $0.76 10 $0.628 100 $0.412 500 $0.373 1000 $0.334 2500 $0.285 10000 $0.275
UC3843BVNG DISTI #45J2383	ON Semiconductor	PWM CONTROLLER, 52KHZ, 30V, DIP-8, Input Voltage:	1515	1 $0.76 10 $0.628 100 $0.412 500 $0.373 1000 $0.334 2500 $0.285 10000 $0.275
UC3843BVNG DISTI #863-UC3843BVNG	ON Semiconductor	Switching Controllers 52kHz 1A Current PWM w/96% D RoHS: Compliant	1332	1 $0.74 10 $0.608 100 $0.392 1000 $0.314
UC3843BVN DISTI #863-UC3843BVN	ON Semiconductor	Switching Controllers 52kHz 1A Current PWM RoHS: Not Compliant	0
UC3843BVNG DISTI #7866668	ON Semiconductor	CURRENT MODE CONTROLLER 250KHZ 1A PDIP8, PK	1170	10 $0.433 50 $0.357 100 $0.279
UC3843BVN DISTI #			398
UC3843BVNG DISTI #	ON Semiconductor		542
UC3843BVNG DISTI #2724281	ON Semiconductor	PWM CONTROLLER, 52KHZ, 30V, DIP-8	593	1 $0.536 50 $0.469 100 $0.302 250 $0.282 500 $0.261
UC3843BVNG DISTI #	ON Semiconductor	High Performance Current Mode Controllers	410	1 $0.79 100 $0.4 500 $0.36 1000 $0.32
UC3843BVNG DISTI #2724281	ON Semiconductor	PWM CONTROLLER, 52KHZ, 30V, DIP-8 RoHS: Compliant	592	1 $1.14 50 $0.928 100 $0.757 500 $0.599 1000 $0.48

ON Semiconductor UC3843BVN

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