Current Mode PWM controller for DC/DC conversion, supporting Boost and Flyback topologies. Features a 250kHz nominal frequency, expandable to 500kHz, with a fixed 50% duty cycle. Operates from an 8.2V to 30V input voltage range, with a 12mA operating supply current. Housed in a 5mm x 4mm SOIC package for surface mounting, it offers a 1A output current and 5.05V output voltage. Rated for operation between -25°C and 150°C.
Frequency250kHz
PackageSOIC
MountingSurface Mount
Power800mW
Quick Jump:
Technical Specifications
Stmicroelectronics UC2845BD1 technical specifications.
General
Package/Case
SOIC
Duty Cycle
50%
Fall Time
50ns
Frequency
250kHz
Height
1.25mm
Length
5mm
Max Duty Cycle
50%
Max Frequency
500kHz
Max Input Voltage
30V
Min Input Voltage
8.2V
Max Operating Temperature
150°C
Min Operating Temperature
-25°C
Max Supply Voltage
30V
Min Supply Voltage
12V
Mount
Surface Mount
Nominal Input Voltage
15V
Number of Channels
1
Number of Outputs
1
Operating Supply Current
12mA
Output Current
1A
Output Voltage
5.05V
Package Quantity
100
Packaging
Rail/Tube
Power Dissipation
800mW
Radiation Hardening
No
Reach SVHC Compliant
No
RoHS Compliant
Yes
Series
UC2845B
Topology
Boost, Flyback
Width
4mm
Compliance
RoHS
Compliant
Datasheet
Stmicroelectronics UC2845BD1 Datasheet
Download the complete datasheet for Stmicroelectronics UC2845BD1 to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.
Product Images
