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Texas Instruments UC2843NG4 Power Supply Controllers, Monitors

30-V, 1-A, 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle, -40C to 85C

5,790 ActiveTexas Instruments8-DIP (0.300", 7.62mm)RoHS
UC2843NG4 8-DIP (0.300", 7.62mm) package illustration

Same model may have multiple batches, images only for reference.

UC2843NG4
Manufacturer
Part Number (MPN)
UC2843NG4
Detailed Description
30-V, 1-A, 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle, -40C to 85C
Package
8-DIP (0.300", 7.62mm)
Key Features
Package / Case: 8-DIP (0.300", 7.62mm); Mounting Type: Through Hole
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
PDF UC2843NG4 Datasheet
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Technical Specifications

Texas Instruments UC2843NG4 Power Supply Controllers, Monitors technical specifications.

General

Series
UCx84x
Package / Case
8-DIP
Mounting Type
Through Hole
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
12V ~ 28V
Application
PWM Controller
Current Supply
11 mA
Input Voltage
-0.3V ~ 6.3V

Alternate Parts Comparison (UC2843NG4 vs UCC2897APW vs UCC28C43DGK vs UCC2805N)

Side-by-side technical parameter comparison of related primary models in this product family.

This PartAlternate PartsAlternate PartsAlternate Parts
Package / Case8-DIP20-TSSOP8-TSSOP8-DIP
Mounting TypeThrough HoleSurface MountSurface MountThrough Hole
Operating Temperature-40°C ~ 85°C (TA)-40°C ~ 125°C (TJ)-40°C ~ 105°C (TJ)-40°C ~ 85°C (TA)
Supply Voltage12V ~ 28V12V7.6V ~ 18V3.6V ~ 12V
Frequency--1MHz1MHz1MHz
Switching Frequency--250kHzUp to 1MHz31kHz
Lifecycle Status--ActiveActiveLast Time Buy
Clock Sync--YesNoNo
Control Features--Current Limit, Enable, Soft StartFrequency ControlFrequency Control
Duty Cycle--74%100%50%
Fall Time--14ns20ns44ns
Function--Step-Up/Step-DownStep-Up, Step-Up/Step-DownStep-Up, Step-Up/Step-Down
Action

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