Current Mode PWM Controller, 1A output current, 500kHz switching frequency. Features include 1 PWM output, 96% maximum duty cycle, and 30V maximum operating supply voltage. Packaged in a 14-pin SOIC N (SOP) surface mount with gull-wing leads, measuring 8.75mm x 4mm x 1.5mm. Operating temperature range from 0°C to 70°C. Suitable for Boost and Flyback topologies.
PackageSOIC N
MountingSurface Mount
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Technical Specifications
Onsemi UC3843AD technical specifications.
General
Basic Package Type
Lead-Frame SMT
Package Family Name
SOP
Package/Case
SOIC N
Package Description
Small Outline IC Narrow Body
Lead Shape
Gull-wing
Pin Count
14
PCB
14
Package Length (mm)
8.75(Max)
Package Width (mm)
4(Max)
Package Height (mm)
1.5(Max)
Seated Plane Height (mm)
1.75(Max)
Pin Pitch (mm)
1.27
Package Material
Plastic
Mounting
Surface Mount
Jedec
MS-012AB
Control Method
Current
Type
Current Mode PWM Controller
Topology
Boost|Flyback
Number of PWM Outputs
1
Output Current
1000(Max)mA
Max Operating Supply Voltage
30V
Maximum Duty Cycle
96(Typ)%
Min Operating Temperature
0°C
Max Operating Temperature
70°C
Fall Time
50ns
Adjustable Output
No
On/Off Pin
No
Synchronous Pin
No
Maximum Supply Current
1mA
Maximum Power Dissipation
862mW
Compliance
Cage Code
5V1P1
EU RoHS
No
HTS Code
8542390001
Schedule B
8542390000
ECCN
EAR99
Automotive
No
AEC Qualified
No
PPAP
No
Radiation Hardening
No
RoHS Versions
2011/65/EU, 2015/863
Datasheet
Onsemi UC3843AD Datasheet
Download the complete datasheet for Onsemi UC3843AD to view detailed technical specifications.
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