High-performance current mode PWM controller operating up to 500kHz. Features a 100% maximum duty cycle and a 1A output current capability. Designed for Buck-Boost and Flyback topologies, this 8-pin PDIP packaged IC operates from a 7.6V to 30V supply. Includes a 200mA output drive and a 50ns fall time. RoHS compliant and lead-free.
Frequency500kHz
PackageP
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Technical Specifications
Texas Instruments UC3843N technical specifications.
General
Package/Case
P
Clock Sync
No
Duty Cycle
100%
Fall Time
50ns
Frequency
500kHz
Height
4.57mm
Lead Free
Lead Free
Length
9.81mm
Max Duty Cycle
100%
Max Operating Temperature
70°C
Min Operating Temperature
0°C
Max Supply Voltage
30V
Min Supply Voltage
7.6V
Number of Output Phases
1
Number of Outputs
1
Output Current
1A
Output Voltage
13.5V
Package Quantity
50
Packaging
Rail/Tube
Quiescent Current
11mA
Radiation Hardening
No
Reach SVHC Compliant
No
RoHS Compliant
Yes
Synchronous Rectifier
No
Topology
Buck-Boost, Flyback
Weight
0.018646oz
Width
6.35mm
Compliance
RoHS
Compliant
Datasheet
Texas Instruments UC3843N Datasheet
Download the complete datasheet for Texas Instruments UC3843N to view detailed technical specifications.
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