Current Mode PWM Controller for Boost and Flyback topologies. Features a single PWM output with a maximum output current of 1000 mA and a maximum operating supply voltage of 30 V. Operates with a typical maximum duty cycle of 96% and a switching frequency up to 500 kHz. Housed in a 14-pin SOIC package with gull-wing leads, designed for surface mounting. Specifications include a maximum power dissipation of 862 mW and an operating temperature range of 0 °C to 70 °C.
PackageSOIC
MountingSurface Mount
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Technical Specifications
Onsemi UC3842AD technical specifications.
General
Basic Package Type
Lead-Frame SMT
Package Family Name
SOP
Package/Case
SOIC
Package Description
Small Outline IC
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 UC3842AD Datasheet
Download the complete datasheet for Onsemi UC3842AD to view detailed technical specifications.
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