Current Mode PWM Controller, 1A output current, 96% maximum duty cycle, and 275kHz maximum switching frequency. This integrated circuit operates with a minimum supply voltage of 12V and a maximum of 25V, featuring a 1A output current capability. Designed for Boost and Flyback topologies, it offers a 52kHz typical operating frequency and 1A output current. The component is housed in a lead-free, halogen-free SOIC package for surface mounting, with a maximum power dissipation of 702mW.
Frequency52kHz
PackageSOIC
MountingSurface Mount
Power702mW
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Technical Specifications
Onsemi UC3843BD1G technical specifications.
General
Package/Case
SOIC
Duty Cycle
96%
Fall Time
50ns
Frequency
52kHz
Halogen Free
Halogen Free
Height
1.5mm
Input Bias Current
-2uA
Lead Free
Lead Free
Length
5mm
Max Duty Cycle
96%
Max Frequency
275kHz
Max Operating Temperature
70°C
Min Operating Temperature
0°C
Max Power Dissipation
702mW
Max Supply Current
17mA
Max Supply Voltage
25V
Min Supply Voltage
12V
Mount
Surface Mount
Number of Outputs
1
Output Current
1A
Output Voltage
13.4V
Package Quantity
98
Packaging
Rail/Tube
Power Dissipation
702mW
Radiation Hardening
No
Reach SVHC Compliant
No
RoHS Compliant
Yes
Topology
Boost, Flyback
Width
4mm
Compliance
RoHS
Compliant
Datasheet
Onsemi UC3843BD1G Datasheet
Download the complete datasheet for Onsemi UC3843BD1G to view detailed technical specifications.
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